Highly Wear-resistant 42CrMo CNC Positioning Pin Assembly For
Printing Machine
Product Overview
This precision CNC-machined positioning pin assembly is designed
for high-performance printing machines, ensuring accurate
alignment, minimal wear, and long-term reliability in demanding
industrial environments. Made from 42CrMo alloy steel and subjected
to advanced heat treatment, it delivers exceptional wear
resistance, strength, and dimensional stability, making it ideal
for high-speed, high-precision printing applications.
Product Details
| Attribute | Description |
| Material | 42CrMo alloy steel, heat - treated for high strength, good
toughness, and excellent wear resistance |
| Process | CNC machining for precise control, with minimal dimensional errors
and high cylindricality & surface finish |
| Dimensions | Diameter/length tolerance ±0.01mm; positioning pin spacing accuracy
±0.05mm |
| Surface | Ra 0.8 - 1.6μm, reducing friction, preventing wear and corrosion |
| Function | Precisely positions printing machine components, ensures plate
registration, improves printing quality |
| Compatibility | Suitable for various printing machines, easy to install, reliable
performance |
| Advantages | High precision, good surface quality, strong shaping ability, high
efficiency, stable quality |
Customized Design & Finishing
OEM/ODM Support – Low MOQ available for prototypes and bulk production.
Design Flexibility – Compatible with 2D/3D files (PDF, STEP, DWG, etc.) for seamless
integration.
Surface Treatment Options:
Hard Chrome Plating (0.02–0.05mm)
Nitriding (HRC 60+)
Precision Grinding (Ra ≤ 0.4μm)
Key Features of CNC Positioning Pins
Ultra-High Precision – CNC-machined to ±0.01mm (h6 tolerance) with ≤0.005mm
concentricity.
Superior Wear Resistance – 42CrMo alloy steel with heat treatment (HRC 45-50) for extended
lifespan.
Heavy-Duty Performance – Shear strength ≥850 MPa, ideal for high-speed printing (15,000+
sheets/hour).
Customizable Designs – Supports offset pins, stepped geometries, anti-rotation flats, and
more.
Interchangeable Fit – Consistent CNC production ensures perfect OEM replacement.
Applications
Printing Machine Registration Systems: Ensures precise paper/web alignment in offset, flexo, and digital
presses.
Gear & Shaft Positioning: Maintains timing accuracy in drive trains.
Tooling & Fixturing: Used in die-cutting, folding, and embossing units.
Why consider us?
No mold fees for aluminum profiles – We absorb these costs to reduce your expenses.
No welding fixture charges – Another way we help you save.
Combing different Producing Technology – Outsource Aluminium Profile, Shaped Metal, Metal Casting
materials, MIM materials, then CNC machining to lower the unit
price.
Cost-competitive production – Our lean manufacturing and expertise allow us to deliver
high-quality parts at favorable prices.
One-Stop Factory – Our ISO9001 IATF16949 Certificated factory provide laser
cutting, bending, Stamping, CNC Machining, Sheet Metal Working,
welding, Assembling in one factory, ensure stable quality control.
