Many customers ask me the same question before buying:

“If I buy a machine that can cut thick materials like 100 mm foam, can it still cut 1 mm rubber or fabric?”

That’s a fair question.
The height difference sounds too big — and most people think one machine can’t handle both ends well.

But the truth is: with the right tool configuration, proper gantry height, and correct tool holder stroke, one AMOR CNC oscillating knife cutting machine can easily process materials from 1 mm to 150 mm thick.
Let me explain how we do it — and why “bigger” isn’t always “better.”

Table of Contents

Why Thickness Seems Like a Problem

When the material thickness changes from 1 mm to 150 mm, three technical issues appear:

  1. Blade length: short blades for thin sheets, long blades for thick foam.
  2. Tool stroke: the tool needs enough up-and-down movement to reach and clear the material.
  3. Cutting force and speed: thicker materials need stronger power and larger amplitude.

If not handled correctly, these differences can cause slow speed, blade bending, or even tool collision.

That’s why we use a modular tool system and customizable mechanical design.

100mm EVA Foam Cutting
100mm EVA Foam Cutting

Solution 1 — Choose the Right Tool for Each Material

At AMOR CNC, we design our machines to use different oscillating tools depending on material type and thickness.
Here’s a quick overview:

Tool TypeRecommended ThicknessTypical MaterialsMain Features
EOT (Electric Oscillating Tool)1–20 mmRubber, gaskets, felt, leatherFast and precise, short stroke
POT (Pneumatic Oscillating Tool)20–150 mmFoam, sponge, insulation boardLarge amplitude, powerful for soft thick materials
400W Electric Oscillating Tool30–100 mmHigh-density EVA, hard rubber10 mm amplitude, cuts dense and thick sheets

🧩 Tip: You can mix tools on one machine — for example, EOT + POT, or POT + Milling Cutter — depending on what you cut most.

Solution 2 — Adjust Gantry Pass Height to Fit the Material

Every AMOR oscillating knife cutting machine has a standard pass height of 60 mm, suitable for materials up to 50 mm thick.
But some customers need to cut thicker materials, so we make the gantry height customizable.

Gantry HeightMax Material ThicknessCommon Use Case
60 mm (Standard)≤50 mmGaskets, leather, textiles
90 mm≤80 mmEPE/EVA foam, sponge
130 mm≤120 mmInsulation boards, packaging foam
200 mm≤150 mm+Extra-thick foam, special industrial use

🛠️ The gantry height simply means the maximum space the material can pass under the beam.
We adjust it at the factory according to your real material list.

Solution 3 — Configure the Correct Tool Holder Stroke

Tool holders are like the “arms” of the machine. They decide how far the blade can move up and down.

We offer three standard stroke options, covering most customer needs:

Tool Holder StrokeMax Cutting ThicknessRecommended Use
75 mm≤50 mmStandard setup, perfect for thin materials
130 mm≤80 mmDual-use setup for thin + medium-thick materials
200 mm≤150 mmSpecial setup for very thick foam or insulation

🔧 Why this matters:
A long stroke gives more clearance but moves slower.
A short stroke is faster and more stable — but limited in cutting depth.
That’s why we recommend only matching what you actually need.

Why Bigger Isn’t Always Better

Some customers think “If 200 mm is available, why not just buy it?”
It sounds logical — but it’s not smart in practice.

Here’s why we don’t recommend chasing maximum stroke or gantry height unless necessary:

Over-Configured MachineHidden Cost
Longer tool strokeSlower cutting speed
Extra-long bladesFaster blade wear, higher cost
Higher gantryMore vibration, more maintenance
Rarely used capacityNo increase in production value

So, the best setup is not the biggest one — it’s the right one.

Real Case Studies: Smart Choices vs Costly Mistakes

Case 1: Smart Configuration, One Machine for Two Industries

Customer: A packaging company that also cuts upholstery fabric.
Need: Cut 100 mm EPE foam and thin textile fabric on the same machine.
Solution:

  • Configured with POT + EOT.
  • Selected 130 mm stroke tool holder.
  • Gantry height set to 90 mm.
    Result:
    They cut 1 mm fabric in the morning and 100 mm foam in the afternoon — with perfect edges, no need to change machines.
    The setup cost was reasonable and efficiency doubled.

❌ Case 2: Overbuilt Machine, Low Efficiency

Customer: A gasket manufacturer.
Need: Only cut up to 20 mm rubber.
Mistake: Ordered a 200 mm gantry height to “prepare for the future.” However, he did not have a long-stroke tool holder.
Result:

  • Had to use extra-long blades even for thin sheets.
  • Blades broke faster and speed dropped by 30%.
  • Paid extra for a high gantry and got no production benefit.
    Lesson: Bigger is not always better. Buy what you really use.

📊 Visual Guide: Recommended Configuration by Material Thickness

Material ThicknessRecommended ToolGantry HeightTool Holder Stroke
1–10 mmEOT60 mm75 mm
10–50 mmEOT / POT60–90 mm75 mm
50–100 mmPOT / 400W EOT90–130 mm130 mm
100–150 mmPOT / Custom130–200 mm200 mm

Engineer’s Advice

As an engineer, I’ve seen both success and regret.
Here’s my simple rule:

“Configure for your maximum real thickness, not for your imagination.”

Before ordering, list all materials and their thicknesses.
Then let us help you match:

  • The correct tool combination,
  • The suitable gantry height, and
  • The best tool holder stroke.

That’s how you get the perfect balance between cost and efficiency.

8️⃣ Conclusion: Efficiency Comes from the Right Balance

So yes — one AMOR CNC oscillating knife cutting machine can handle materials from 1 mm to 150 mm.
The secret is not in buying the biggest model, but in configuring it smartly.

✅ Modular tools for thin and thick materials.
✅ Adjustable gantry for height control.
✅ Multiple tool holder strokes for flexible cutting.

With these, you’ll have one machine that’s truly multi-purpose — fast, stable, and cost-effective.

📞 Ready to Configure Your Perfect Machine?

Tell us your material list and maximum thickness.
We’ll design the perfect setup for your factory.

Get a free consultation or send us your material for a test cut today.

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Jeff Guo

Jeff Guo

Hey, I'm the author of this article,
I have been engaged in the CNC cutting equipment industry for 12 years. We have helped customers in more than 50 countries (such as upholstered furniture factories, gasket factories, acoustic wall decoration companies, etc.) successfully realize intelligent cutting.
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