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Tire Pin Vent Trimmer Blades

Tire Pin Vent Trimmer Blades
  • hss

  • Nanjing, China

  • L/C, T/T, Money Gram

  • 10

Availability:
Quantity:

Optimizing Tire Aesthetics: High-Precision Pin Vent Trimmer Blades

Introduction

During tire vulcanization, extra rubber flows out through mold vents.
This creates small burrs known as pin vents or spews.
To ensure good appearance, balance, and quality,
tire pin vent trimmer blades are essential.
These precision blades run at high speeds.
They stay sharp even after thousands of cuts.
They support:
  • Fast vent spew removal

  • Professional tire finishing

  • Clean rubber slitting

They are widely used in new tire production and tire retreading.

What Are Tire Trimmer Blades

Tire trimming knives, pin vent blades, and toothed shaving blades
are key tools for tire manufacturing and retreading.
Their main purpose:
Remove extra rubber burrs after molding and vulcanization.
They help guarantee consistent tire appearance and quality.

Main Functions & Applications

How Rubber Burrs Form

Mold vents release air during tire production.
After curing, rubber burrs appear on sidewalls and shoulders.
These burrs harm tire look and performance.

What Pin Vent Trimmer Blades Do

  • Cut leftover rubber quickly and cleanly

  • Provide a smooth, neat surface

  • Meet production and retreading quality standards

Application Scenarios

New Tire Manufacturing

  • Used on automated production lines

  • Work with robotic arms or trimming machines

  • Support high-speed, inline batch trimming

Tire Retreading & Remanufacturing

  • Trim edges and seams after tread retreading

  • Improve appearance and quality of retreaded tires

Blade Types & Materials

Rubber is elastic and abrasive.
Blades need sharpness, wear resistance, and long life.

Common Blade Types

Circular Blades

  • The most widely used type

  • Small diameter for rotary trimmers

  • Ideal for fast, large-area trimming

V‑Shaped & Special‑Shaped Blades

  • Custom edge design

  • For complex patterns, corners, and irregular areas

Straight Blades

  • Straight cutting edge

  • For precise linear trimming on edges and seams

Material Options

Tungsten Carbide / Hard Alloy

  • Very high hardness and wear resistance

  • Much longer life than steel blades

  • Stays sharp for long production runs

  • Perfect for large automated lines

High‑Speed Steel (HSS)

  • Lower cost and easy to produce

  • Good for small to medium batches

  • Needs regular sharpening to keep performance

Production Quality & Maintenance

Blade quality and daily care affect:
  • Trimming efficiency

  • Service life

  • Finished tire quality

Dimensional Accuracy

  • Inner diameter, outer diameter, and thickness must match machines

  • Poor fit reduces cutting accuracy

Edge Quality

  • Mirror‑polished edges are recommended

  • Less rubber residue

  • Smoother and cleaner cutting

Daily Maintenance

  • Clean rubber buildup after use

  • Apply special lubricant regularly

  • Reduce friction and prevent sticking

Technical Specifications of  Tire Pin Vent Trimmer Blades


NO. Product Name Specification   Dimensions (length x width x height/thickness) ) Material Remarks
1

Tire Pin Vent Trimmer Blades size

30*56*2.5-3T HSS The price varies depending on the quantity, and   the blades can be customized. The number of teeth and the hole size can both   be customized.
2 42*55*2.5-7T
3 48*51*2-9T
4 48.5*55.5*2.5-9T
5 51*32*2.3   -6T
6 55*25*2.5   -5T
7 50*50*2.5   -9
8 64*59*2.3-23T
9 75*55*2.5-15T
10 50*50*2.3-11T











Tire Pin Vent Trimmer Blades made from HSS material offer the best durability-to-price ratio.

High-Performance Replacement blade for Tire Manufacturing

Rubber trimming blades

Toothed Knife for Tire Shaving

Tire Pin Vent Trimmer Blades drawing

tire-trimming-knife-drawingtire-pin-vent-trimmer-blade-03tire-pin-vent-trimmer-blade-04tire-trimming-blade-02


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Phone:
86-15852949220
Address:
Jiangning District, Nanjing
About Us

Nanjing Alas International Co., Ltd. is a professional industrial tooling manufacturer focused on shear blades, bending dies, shredder blades, and custom wear parts. We offer full application engineering, material selection, setup guidance, and after-sales support to global customers.
Tell us your requirements, and our engineering team will provide professional solutions for blade specification, tool life optimization, and cost-effective production.

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