SUZHOU POLESTAR METAL PRODUCTS CO., LTD
Your One-Stop Precision Metal Fabrication Solution - Cut, Shape, Weld, Assembly
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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.
