Dongguan Shuangxin Industry Co., Ltd.
                                                                                                           
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23 Years
Since 2003
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CNC Machined Steel Pulley with Black E-Coating - ±0.01mm Tolerance for Rope and Chain Transmission Systems

Price Negotiable
Price: Negotiable
MOQ: 100
Delivery Time: Negotiable
Brand: ODM/OEM
Product Description
Product Overview

This CNC-machined steel pulley delivers precision performance for mechanical power transmission, lifting mechanisms, and load-handling systems. Manufactured from high-strength steel with durable black electrophoretic coating for excellent corrosion resistance and smooth operation.

Key Specifications
Material High-strength carbon or alloy steel
Manufacturing High-precision CNC milling & turning
Tolerances ±0.01 mm or better
Surface Finish Black electrophoretic coating (e-coating)
Structure Dual-disc design with center through-hole
Design Features
  • Optimized groove profile to reduce rope slippage and wear
  • Smooth inner surfaces minimize friction during rotation
  • Balanced geometry for stable rotation at high speeds
  • Rounded outer edges for enhanced safety
  • Customizable bore diameter and groove dimensions
Applications
  • Lifting devices: hoists, cranes, winches
  • Conveyor systems and industrial automation
  • Fitness equipment and agricultural machinery
  • Elevators and marine rigging systems
Manufacturing Capabilities
  • Multi-axis CNC milling and turning
  • Accurate center bore machining with ±0.01 mm tolerance
  • Custom groove profiles: V-groove, U-groove, flat, multi-groove
  • Optional chamfering, countersinking, and keyway cutting
  • Surface finishing options: zinc plating, powder coating, phosphate treatment
Quality Assurance

ISO 9001:2015 certified processes with CMM and concentricity inspection, coating thickness testing, and full material certification documentation.

Customization Options
  • Groove shape and depth customization for chain, rope, or belt
  • Bore diameter, tolerance, and surface finish options
  • Flange diameter and thickness according to load requirements
  • Integrated bushings, bearings, or fastening holes
  • Engraved logos, serial numbers, or part IDs
Contact for Custom Solutions

Over 20 years of CNC pulley manufacturing experience. Flexible order quantities from prototype to mass production. Fast quotes within 24 hours with engineering support from design review to full-scale production.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Dongguan Shuangxin Industry Co., Ltd.
Location No. 7,Qinghu Road,Qinghutou,Tangxia Town,Dongguan,Guangdong,China
Contact Person Long

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