Used Plastic Injection Moulding Machine for Sale Guide

Why Buy a Used Plastic Injection Moulding Machine?

If you’re searching for a used plastic injection moulding machine for sale, you’re probably asking the same questions I hear every week:

• Can I trust a second-hand injection molding machine?
• Will it actually save money once I factor in maintenance and setup?
• Is used equipment strong enough to support real production, not just trials?

Let me break down why a pre-owned plastic injection moulder often makes more business sense than buying new.

Real Reasons Manufacturers Go Used

Manufacturers don’t buy a second-hand injection molding machine just to “save a bit.” They do it because it solves real problems:

• Short lead times: Used machines are available now; new presses can mean months of waiting.
• Cash flow protection: You keep capital free for moulds, materials, and staff instead of tying it all in a shiny new press.
• Lower risk: You can prove demand before committing to a full new machine investment.
• Flexibility: Easier to add or remove capacity as orders grow or shrink.

In real-world terms: a solid refurbished injection moulding equipment setup can start generating revenue in weeks, not months.

Who Used Injection Moulding Machines Are Best For

A used hydraulic injection press or used electric injection molding machine is a smart fit if you:

• Run a startup or new product venture
  • You need production capability fast, but you can’t burn through your funding on one new machine.
• Operate an SME growing step by step
  • You want to add a press to win a new project or customer, but you need to keep costs predictable.
• Expand on a budget inside an existing plant
  • You already know your parts and volumes; you just need more tonnage without a massive capex request.

If you’re in any of these situations, a low-hour used injection equipment setup often gives the best balance of price and capability.

Cost Savings vs Buying New

The cost of a used injection moulder is typically:

• 40–70% cheaper than new for the same tonnage and brand
• Lower overall project cost when you include moulds, automation, and utilities

Where you save:

• Purchase price: Biggest chunk of savings
• Depreciation: Most of the value drop has already happened
• Financing: Smaller loans, faster payback, easier approvals

You’re not just buying cheap; you’re buying faster ROI. That’s why many plants run a mix of new, refurbished injection molding machines, and fully used presses.

Scaling Production and Testing New Product Lines

A used plastic injection moulding machine is one of the easiest ways to:

• Test new product lines without risking a full-price new machine
• Run pilot projects for new customers at low cost
• Try new materials (e.g., recycled resins, bio-based plastics) on a dedicated press

You can:

• Set up a trial cell with a second-hand or hybrid injection machine second hand
• Validate cycle times, scrap rate, and quality
• Scale up later with more used presses or upgrade to new once the numbers are proven

This “test then scale” approach is exactly how I run new projects on my own lines.

Environmental and Sustainability Benefits

Buying a used plastic injection moulding machine for sale isn’t just about money; it’s about sustainability:

• Extends machine lifecycle instead of scrapping a still-capable press
• Reduces manufacturing footprint by avoiding the energy and materials needed to build a brand-new machine
• Supports circular economy principles in industrial equipment

If you’re pushing recycled materials or aiming for greener operations, using second-hand injection molding machines supports that story with real actions.

When Buying Used Makes More Sense Than Buying New

From my experience, going used is usually smarter when:

• You need extra capacity quickly to secure or keep a customer
• Your parts don’t require cutting-edge speed or ultra-precision
• You’re entering new markets and don’t fully know future volumes
• You want to protect cash for moulds, automation, and working capital
• You can access reliable used plastic injection machine dealers that offer inspection or basic refurbishment

In other words, if you care about ROI, flexibility, and speed to market, a used plastic injection moulding machine often beats a new one—especially for startups, SMEs, and budget-conscious expansions.

Key Things to Check Before You Buy a Used Plastic Injection Moulding Machine

1. Match Tonnage to Your Parts and Mould Size

If the tonnage is wrong, nothing else matters.

• Too low tonnage = flash, poor part quality, tool damage.
• Too high tonnage = wasted energy, slower cycles, higher cost.

Basic rule:

• Thin‑wall / high‑cavity parts → usually need higher tonnage.
• Simple, thick parts → can often run lower tonnage.

If you’re unsure, get a quick mould clamping force calculation from your toolmaker or a dealer. You can also review the basics of how an injection moulding machine works to align tonnage with your parts.

2. Hydraulic vs Electric vs Hybrid (Used Machines)

Each type of used plastic injection moulding machine has a clear profile:

• Hydraulic (e.g. used Engel, Krauss Maffei, Haitian)
  • Cheaper on the used market
  • Strong, forgiving, great for general parts, automotive, industrial
  • Higher energy use, more oil maintenance
• Electric (e.g. used Arburg, Nissei, Toyo, Sumitomo)
  • High precision, fast cycles, very energy‑efficient
  • Ideal for medical, electronics, thin-wall packaging
  • Usually higher price, but lower running cost
• Hybrid
  • Electric precision + hydraulic power
  • Good balance of speed, energy savings, and clamping force

Pick what fits your parts, quality demands, and energy costs, not just the sticker price.

3. Shot Size, Screw Diameter, Injection Pressure

You must match the plasticising unit to your mould and material:

• Shot size
  • Ideal if your part + runner = 30–80% of max shot size
  • Too small shot → poor melt consistency
  • Too large shot → material degradation, long cycles
• Screw diameter
  • Larger screw → more throughput, less control on small parts
  • Smaller screw → better control for micro/small parts
• Injection pressure
  • High‑flow / thin‑wall parts need higher injection pressure
  • Check the machine’s available pressure against your moulding material data sheet

When comparing machines, always line up shot size + screw + pressure with your real part and mould data.

4. Age, Hours, and Maintenance History

For any used plastic injection moulding machine for sale, I look at these three together:

• Age (years) – tells you design generation and likely control system
• Running hours – like mileage on a car (pay attention to pump-on hours)
• Service history – oil changes, seal replacement, screw/barrel work, control repairs

A 15-year-old machine with low hours and full records can be safer than a 7-year-old machine run 24/7 with no documentation. Always ask for an inspection report or create your own checklist.

5. Brand Reputation & Spare Parts Availability

Used is all about support:

• Stick to brands with global parts and service:
  • Hydraulic: Engel, Krauss Maffei, Toshiba, Van Dorn, Haitian
  • Electric/Hybrid: Arburg, Nissei, Sumitomo, Toyo, Niigata
• Check local service agents, availability of electronic boards, pumps, valves, control components.
• Avoid rare or “orphan” brands unless you have strong in‑house maintenance.

Before deciding, ask your local service provider:
“Can you support this exact model for the next 5–10 years?”

6. Balancing Budget, Performance, and Long‑Term Value

Don’t just chase the lowest used injection moulding machine price:

• Lower upfront price can mean:
  • Higher energy bills
  • More downtime
  • Expensive spare parts
• Slightly higher price can give:
  • Better production stability
  • Modern controls and safety
  • Higher resale value later

Build a simple comparison:

• Purchase price
• Estimated yearly energy cost
• Expected maintenance cost
• Output (parts/year)

That’s how you see the real ROI of each second‑hand injection molding machine. If you want a deeper breakdown of machine specs and performance factors, check our overview of injection moulding machine products and configurations.

Best Used Injection Moulding Brands to Consider

When you’re hunting for a used plastic injection moulding machine for sale, the brand matters as much as tonnage and price. A good brand gives you better reliability, easier spare parts, and higher resale value. Here’s how I look at it in the real world.

Top Hydraulic Brands in the Used Market

If you want raw power, long life, and proven tech, used hydraulic machines are still the workhorses:

• Engel – Very strong build quality, stable hydraulics, and great for running 24/7. You’ll find a lot of parts and service support globally. A used Engel hydraulic injection machine is a safe bet for general engineering, automotive, and industrial parts.
• Krauss Maffei – Known for precision and consistency, ideal if you’re molding technical parts or tighter-tolerance components. Their older machines are still very competitive once properly maintained.
• Toshiba – Popular in Asia and North America. Solid, reliable presses that handle a wide range of commodity and engineering plastics.
• Van Dorn – Common on the used market, especially in the US. Easy to service, plenty of technicians know them, and spare parts are generally accessible.

Hydraulic brands like these are ideal if you’re producing medium to large parts, don’t need ultra‑fast cycles, and want machines that can take a beating for years.

Best Used Electric and Hybrid Injection Machines

If you’re chasing precision, repeatability, and energy savings, used electric and hybrid machines are worth the premium:

• Arburg – Very strong in smaller tonnages and technical components. Their electric and hybrid machines are excellent for medical, electronics, and high‑precision parts. If you’re molding medical components, it’s worth understanding how injection moulding is used in the medical industry.
• Nissei – Good balance of price and performance. Their electric and hybrid presses are popular for packaging, consumer goods, and multi-cavity moulds.
• Sumitomo (SHI) – Highly efficient electric machines with excellent repeatability. Great for thin-wall parts, connectors, and high-output jobs.
• Toyo – Compact, reliable, and low energy consumption. Often chosen by factories that need quiet, clean, and efficient operation.

Used electric and hybrid machines are best when energy cost, part quality, and cycle time matter more than the lowest possible purchase price.

Budget-Friendly Used Machines (Haitian, Niigata, Others)

If you’re scaling up on a tighter budget, there are solid value brands in the used market:

• Haitian – Massive global installed base, so spare parts and service are usually easy to find. A used Haitian injection moulding machine is a very common choice for startups and SMEs entering mass production of consumer or automotive parts.
• Niigata – Reliable Japanese machines with good performance for the cost, especially in small to mid-size tonnages.
• Other similar brands can work well if:
  • The machine is low-hour or refurbished
  • You have confirmed local service support
  • The controls are modern enough for your needs

These brands are ideal when you want decent reliability without paying premium European or Japanese prices.

What Makes These Brands Reliable Second-Hand?

When I buy a second-hand injection molding machine, I look at more than the logo. The brands above tend to be reliable used because they offer:

• Strong mechanical frames and platens – Less risk of tie-bar issues or clamp wear.
• Standardized components – Pumps, valves, controls that can be sourced or cross-referenced.
• Good control systems – Even older machines often have controls that still support modern production needs.
• Wide service network – More technicians know how to troubleshoot Engel, Arburg, Haitian, etc.
• Clear maintenance records – The better the brand, the more likely previous owners kept documented service history.

That combination makes them safer to buy used, even if the machine has some age.

How to Pick the Right Brand for Your Needs

Instead of chasing the “best brand,” match the brand to your product and volume:

1. Match to your part type and quality level

• High-precision, tight tolerances, or medical parts:
  → Look at Arburg, Nissei, Sumitomo, Toyo, Krauss Maffei (often electric or hybrid).
  Also make sure the machine suits the material you plan to run; if you’re not sure, check what plastics are commonly used for injection moulding and match machine spec to that.
• General industrial, automotive, and engineering components:
  → Engel, Krauss Maffei, Toshiba, Van Dorn, Haitian hydraulics are typically enough.
• Commodity and high-output parts (caps, simple housings, household items):
  → Haitian, Niigata, Nissei, Engel are solid choices.

2. Match to your production volume

• Low volume / prototype / startup
  • Focus on good-condition budget brands (Haitian, Niigata, older Engel or Toshiba).
  • Prioritize a clean machine with good maintenance over a famous name in poor condition.
• Medium to high volume / 24/7 production
  • Spend more for Engel, Arburg, Krauss Maffei, Sumitomo, Nissei.
  • Electric or hybrid makes sense for energy savings and stable cycles.

3. Match to your local support

• Pick brands that:
  • Have local service partners or trusted independent technicians
  • Offer spare parts within a reasonable lead time
  • Are widely used in your region, so you’re not the only one running that brand

If you line up product type, volume, energy needs, and local service, the right used brand choice becomes pretty clear—and you’ll get far more value out of your used plastic injection moulding machine for sale.

Step‑by‑Step Buying Process for a Used Plastic Injection Moulding Machine

1. Define Your Production Needs First

Before you look for a used plastic injection moulding machine for sale, get your requirements clear:

• Part size & weight – Max part volume and weight decide shot size and screw diameter.
• Material – PP, ABS, PC, nylon, filled materials, etc. Some need higher injection pressure or hardened screws.
• Cycle time – Faster cycles may push you towards better controls or electric / hybrid machines.
• Annual volume – Low volume = simpler, cheaper second‑hand injection molding machine. High volume = more robust, reliable pre-owned plastic injection moulder.

If you’re not sure what machine spec fits your parts, start from the basics of how an injection moulding machine works and then map that to your production plan.

2. Set a Realistic Budget

When budgeting for a used machine, don’t only think about the sticker price:

• Machine cost – Based on tonnage, age, brand, hours, and controls.
• Refurbishment & repairs – Screws, barrels, pumps, hydraulics, controls.
• Automation – Robots, conveyors, dryers, chillers if needed.
• Spare parts – Especially for older or imported models.

Have a clear range:

• Minimum – What you’re comfortable spending today.
• Maximum – Including setup and a safety buffer for first fixes.

3. Factor in Shipping, Rigging, Installation, Refurbishment

A cheap used hydraulic injection press can quickly become expensive if you ignore logistics:

• Shipping – Domestic vs international freight, insurance, packaging.
• Rigging – Crane, forklift, movers to get the machine into your plant.
• Power & utilities – Cables, breakers, water, air, chiller connections.
• Refurbishment – Any upgrades or repairs before production (seals, hoses, safety, controls).

Add these into your cost per machine up front so there are no surprises.

4. Where to Find a Used Plastic Injection Moulding Machine for Sale

Good sources for low‑hour used injection equipment:

• Specialised used plastic injection machine dealers – Usually offer inspection, sometimes limited warranty.
• Brokers – Have access to many machines but may not physically hold them.
• Online marketplaces – Good for price comparison, but do more due diligence.
• Auctions – Can be cheap, but more “as‑is, where‑is” risk.

I always recommend checking multiple channels, not just one dealer.

5. How to Vet Dealers and Sellers

Before you trust any offer on a refurbished injection moulding equipment listing:

• Check years in business and track record in plastics machinery.
• Ask for customer references and previous sales of similar tonnage.
• Request detailed photos, videos, and a recent injection moulding machine inspection report.
• Confirm service support, spare parts access, and who handles post‑sale issues.

Avoid anyone who refuses basic documentation or rushes you into payment.

6. Inspection Checklist Before You Buy

Use a simple, strict inspection checklist for every second‑hand injection molding machine:

• Clamping unit – Tie bars, platens, parallelism, wear.
• Injection unit – Screw, barrel wear, check valves, heaters, thermocouples.
• Hydraulics (for hydraulic/hybrid) – Pumps, leaks, pressure stability, oil condition.
• Controls & electronics – Screen, alarms, I/O, temperature control.
• Safety – Guards, interlocks, emergency stops, CE/UL where relevant.

If you don’t have in‑house expertise, pay for a third‑party inspection. It’s cheap compared to a bad purchase.

7. Run Test Shots and Review Service Records

Never buy a used plastic injection moulding machine for sale without seeing it run:

• Test shots – Run your mould or a similar mould with your material if possible.
• Check cycle stability, shot repeatability, and scrap rate.
• Listen for unusual noise in pumps, motors, screws.
• Review service records – Preventive maintenance, major repairs, replaced parts, hours log.

No records and no test run = high risk. Negotiate accordingly or walk away.

8. Negotiating Price, Warranty, and Trial Periods

When the machine passes your basic checks:

• Use inspection findings to negotiate price (wear, age, missing options).
• Ask for a limited warranty on major components (clamp, injection, controller).
• Try to secure a trial period or performance guarantee (e.g. machine must run X hours without major fault).
• Clarify what’s included – mould clamps, hoses, manuals, spare parts, training.

Get everything in writing in the sales contract.

9. Plan Logistics and Installation

Before the machine ships, plan how it will land and start producing:

• Site prep – Space, floor strength, power, water, air, safety zones.
• Installation team – Who will level, align, and commission the used electric injection molding machine or hydraulic press.
• Startup plan – First test runs, process setup, and operator training.
• Maintenance schedule – Set daily/weekly checks from day one to protect your investment.

With a solid plan, you go from delivery to production‑ready much faster, instead of losing weeks on avoidable delays.

Common Mistakes When Buying a Used Plastic Injection Moulding Machine

When you’re hunting for a used plastic injection moulding machine for sale, a few common mistakes can cost you a lot of time, money, and downtime. Here’s what I see most buyers getting wrong—and how to avoid it.

1. Choosing the Wrong Tonnage or Shot Size

Buying “close enough” usually backfires.

• Too low tonnage → flash, poor part quality, tool damage.
• Too high tonnage → higher energy cost, slower cycles, unnecessary spend.
• Wrong shot size → long residence times, material degradation, colour change issues.

Always match machine tonnage and shot capacity to your moulded part and tool. If you’re unsure how to size correctly, start by locking in your part design and mould specs with a solid plastic injection mould manufacturer first.

2. Ignoring Hidden Wear and Tear

Second-hand injection molding machines can look clean but be worn out where it matters:

• Screw & barrel: wear, dead spots, poor mixing, black specs.
• Hydraulics & pumps: leaks, pressure loss, slow response.
• Controls & electronics: obsolete, unstable, no support.

Request a recent inspection report, screw/barrel measurements, and oil analysis. If the seller can’t provide basic data, treat it as a red flag.

3. Skipping Independent Inspection

Never rely only on the seller’s word.

• Use a third‑party inspector or service engineer who knows used hydraulic and used electric injection molding machines.
• Ask for an injection moulding machine inspection checklist and sign off on it.
• Get a written condition report before paying a deposit.

That small inspection fee can save you from a very expensive mistake.

4. Forgetting Power, Cooling, and Plant Compatibility

Your plant has limits; your used machine must fit them.

• Check power supply (voltage, frequency, amps, transformer needs).
• Confirm cooling capacity (chillers, tower water, mould temp controllers).
• Verify floor space, door height, crane/rigging capacity, and resin handling.

If the machine doesn’t drop into your existing setup with minimal changes, you need to know that upfront and budget for it.

5. Falling for “Too Good to Be True” Prices

A cheap used hydraulic injection press with no proof is not a bargain—it’s a gamble.

• Demand running videos, recent photos of wear areas, and test shot data.
• Ask for service history, hours, and any major repairs.
• Be careful with unverified auction listings and unknown brokers.

If the price is way below market and there’s no documentation, walk away.

6. Not Comparing Enough Machines

Don’t buy the first “okay” machine you see.

• Shortlist at least 3–5 used plastic injection machines with similar tonnage and shot size.
• Compare brand reputation, hours, controls, spare parts availability, and total landed cost.
• Include refurbished injection moulding equipment in the mix, not just “as-is” machines.

A simple comparison table will quickly show you which pre-owned plastic injection moulder actually gives you the best long‑term value.

Keeping Your Used Plastic Injection Moulding Machine Running Strong

Once you’ve bought a used plastic injection moulding machine for sale, the real game is keeping it stable, accurate, and profitable. Here’s how I’d do it.

Essential Checks Right After Installation

Right after your used or refurbished injection moulding equipment is installed, lock in these checks:

• Level and alignment – machine base, tie-bars, platen parallelism
• Hydraulics – oil level, oil quality, leaks, hose condition, pump noise
• Electrics – main power, grounding, control cabinet cooling, emergency stops
• Safety – guards, light curtains, interlocks, door switches, safety relays
• Cooling – water flow, chiller capacity, manifold condition, scale build‑up
• Dry cycle & test shots – run a dry cycle, then test shots with your real moulds and materials

If you’re new to injection moulding, it also helps to understand the basics of what injection moulding is and how the process works so you can judge whether the machine is behaving as it should.

Daily, Weekly, Monthly Maintenance Routines

A second-hand injection molding machine lives or dies by routine maintenance:

Daily:

• Clean around the clamp and nozzle
• Check oil level, air pressure, water flow, and alarms
• Visually inspect hoses, cables, and heaters

Weekly:

• Grease tie-bars and moving platens
• Check clamp tonnage setting and mould protection
• Inspect screws, barrels, check rings (as accessible)

Monthly / Quarterly:

• Check hydraulic oil condition and filters
• Verify temperature control accuracy
• Tighten critical bolts and electrical terminals
• Back up control parameters and recipes

Simple Upgrades That Give Old Machines New Life

A pre-owned plastic injection moulder can perform like a newer model with a few targeted upgrades:

• Controls retrofit – modern PLC/HMI for better process control and data logging
• Servo or VFD drives – big cuts in energy use on used hydraulic injection presses
• New safety kit – updated light curtains, door switches, guarding
• Energy efficiency upgrades – insulation blankets, more efficient barrel heaters, better cooling circuit

These upgrades are often cheaper than jumping to a new electric injection molding machine, especially if your mechanics are solid.

How Maintenance Protects Your ROI

Proper injection moulding machine maintenance directly protects your ROI:

• Fewer unplanned stoppages and scrap
• Longer life for screws, barrels, pumps and valves
• Stable cycle times, better part quality, fewer complaints
• Higher resale value when you upgrade later

A low‑hour used injection equipment deal only pays off if you keep it that way with clean oil, correct lubrication, and tight process control.

When to Refurbish vs When to Replace

At some point you’ll choose between refurbishing and replacing your used plastic injection moulding machine:

Refurbish when:

• The frame, clamp and platens are still in good shape
• Issues are focused on screws, barrels, pumps, valves or controls
• You’re happy with tonnage and shot size, just need reliability and efficiency

Replace when:

• Cracked platens, worn tie-bars or major structural problems
• No spare parts or service support available
• You need different tonnage, shot size or much faster cycles

Sometimes a partial rebuild plus a controls upgrade is all you need to match your current production and material needs. If you’re working with demanding parts or tight tolerances, consider partnering with an experienced injection moulding manufacturer for deeper process support as you decide.

Working With Manufacturers or Service Partners

Don’t run a used injection moulding machine in isolation. Build a support network:

• OEM or licensed service partners for major repairs and calibration
• Local technicians for routine service, oil changes, and troubleshooting
• Spare parts plan – stock critical items: heaters, thermocouples, filters, seals, relays
• Service contracts – annual inspections and preventive maintenance visits

When your used Haitian, Engel, Arburg, Nissei or any other brand has regular professional attention, it stops being a risk and becomes a reliable production asset.

Market Prices and What to Expect

When you’re hunting for a used plastic injection moulding machine for sale, the price usually comes down to tonnage, hours, age, brand, and condition. Here’s the reality in today’s market.

Typical used injection moulding machine price ranges

Very rough global ranges you’ll typically see from serious used plastic machine dealers:

• 50–150T used plastic injection moulding machines
  • Approx: USD 8,000–35,000
  • Smaller tonnage, good for small technical parts, caps, electronics.
• 150–350T second-hand injection molding machines
  • Approx: USD 20,000–70,000
  • Common size for a lot of consumer and industrial parts.
• 350–650T pre-owned plastic injection moulders
  • Approx: USD 40,000–120,000
  • Typical for automotive, crates, bigger housings.
• 650T+ large used injection equipment
  • Approx: USD 80,000–300,000+
  • Depends heavily on brand, options, and condition.

These are ballparks, but they line up with what I see when buyers compare used vs new injection moulding machine options and work out their injection moulding cost per part (you can run your own numbers using an injection moulding price breakdown).

Hours, age, and condition: what really moves the price

For a used plastic injection moulding machine for sale, three things drive the price more than the year on the nameplate:

• Running hours
  • Low-hour used injection equipment (<30,000 h): premium price, close to “like new”
  • Mid-hour (30,000–60,000 h): good value if maintenance is documented
  • High-hour machines (>60,000 h): only makes sense if heavily discounted and in strong brands
• Condition & maintenance
  • Refurbished injection moulding equipment with
    • New or rebuilt screw and barrel
    • Fresh pumps / hydraulics
    • Updated controls
      will always demand more, but usually save you headaches and downtime.
• Age
  • Under 10 years: easiest to integrate, better energy efficiency, better control systems
  • 10–20 years: still fine if from reliable used moulding brands and properly serviced
  • 20+ years: only if you’re getting it very cheap and just need basic output

Hydraulic vs electric vs hybrid used machine pricing

Expect these typical price differences:

• Used hydraulic injection press
  • Lowest upfront price
  • Popular in higher tonnage and general-purpose moulding
  • More energy use, but cheap to buy and fix
• Used electric injection molding machine
  • Higher price than hydraulic (often +20–40%)
  • Faster, more precise, much lower power use
  • Ideal for high-cavity, tight tolerance, packaging, medical, electronics
• Hybrid injection machine second hand
  • Normally priced between hydraulic and all-electric
  • Good mix of power + efficiency
  • Great if you want speed and energy savings, but can’t justify the full price of new electrics

Market trends: refurbished and low-hour demand

Right now, demand is strongest for:

• Low-hour used injection equipment from top brands (Engel, Arburg, Nissei, etc.)
• Refurbished injection moulding machines with:
  • Updated controls
  • Verified service history
  • Warranty or at least test-run guarantee

Because new machines and spare parts have gone up in cost, more factories are chasing good used stock, which pushes prices up and makes clean units sell fast.

Supply chain impact on used machine availability

Global supply chain issues and long lead times for new equipment have:

• Tightened supply of good pre-owned plastic injection moulders
• Pushed up prices for low-hour and refurbished units
• Increased the appeal of mid-range used plastic injection moulding machines that can be installed quickly and start cutting your injection moulding cost sooner (see this deeper injection moulding cost guide if you want to model payback).

When to wait vs buy now

In my experience, it’s smarter to buy now when:

• You find a used plastic injection moulding machine for sale that:
  • Matches your tonnage and shot size
  • Comes from a reputable brand/dealer
  • Has verifiable maintenance and test shots
• You’re losing orders or running overtime because of lack of capacity
• New machine lead time is 6–12+ months and you need output in the next few weeks

It’s smarter to wait or keep looking when:

• The machine is a compromise on tonnage or shot size just because it’s cheap
• There’s no service records, no inspection report, and the price seems “too good to be true”
• You see similar used injection moulding machine price ranges from better brands with proper support if you wait a bit and keep scanning the market

If you stay disciplined on tonnage, condition, and total installed cost, a good used machine will often pay back faster than a new one—especially when you’re scaling on a budget.

Quick FAQs on Used Plastic Injection Moulding Machines

What’s the average lifespan of a used plastic injection moulding machine?

A quality used plastic injection moulding machine can easily run 20–30+ years if it’s maintained properly.
When you buy second-hand, what matters most is:

• Actual running hours, not just age
• Maintenance history (oil changes, seal replacements, screw/barrel service)
• Whether it was run at reasonable pressures and speeds

A low-hour, well-maintained machine that’s 10–15 years old can still be a strong asset in your plant.

How does refurbished equipment compare to brand‑new machines?

A good refurbished injection moulding machine can be very competitive with new:

• Pros vs new:
  • 30–60% lower cost
  • Faster delivery and setup
  • Proven reliability if serviced properly
• Cons vs new:
  • Slightly higher energy use (for older hydraulics)
  • Fewer “smart” features and connectivity
  • Shorter remaining lifecycle than a brand‑new machine

If you add simple upgrades like modern controls or energy‑saving drives, a refurbished injection moulder can cover most real‑world production needs at a fraction of the cost.

How much can I save buying used vs new?

Typical savings on a used plastic injection moulding machine for sale:

• 30–50% savings on standard used machines in good condition
• 40–60% savings on older models with more hours
• Refurbished units are usually 20–40% cheaper than brand‑new equivalents

For startups and SMEs, this cost gap is often what makes injection moulding possible at all, especially when you still need to invest in moulds, auxiliary equipment, and working capital.

How do I estimate the tonnage I need for my parts?

A simple way to estimate injection machine tonnage:

1. Calculate projected part area (including runners, if any) in cm²
2. Check your material (PP, ABS, PC, etc.) and typical clamp force per cm²
3. Use this quick rule of thumb:

Tonnage (T) ≈ Part Area (cm²) × 0.35–0.5

Then add 10–20% safety margin.
If you’re not sure, work with your moulder or a partner who understands how plastic injection moulding works to validate the final tonnage.

Where are the best places to find a used plastic injection moulding machine for sale?

You can source a second-hand injection molding machine from:

• Specialised used plastic machinery dealers (usually safest – they offer inspection, testing, and often limited warranty)
• Online marketplaces and platforms listing low‑hour used injection equipment
• Industrial auctions (can be cheap, but higher risk and limited testing)
• Direct from moulders upgrading to new machines

I always recommend starting with reputable used plastic injection machine dealers and then comparing against auction or private listings.

How long from purchase to production‑ready?

Typical timelines once you commit to a pre-owned plastic injection moulder:

• 1–2 weeks – inspection, deal negotiation, paperwork
• 1–4 weeks – shipping, rigging, and installation (depends on distance and plant access)
• 2–7 days – wiring, utilities, dry run, and test shots with your moulds

In total, you’re usually looking at 3–8 weeks from purchase to production‑ready, much faster than waiting for many new machines, especially in tight supply markets.