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Zhuzhou Sanxin Cemented Carbide Manufacturing Co., Ltd

  • China,Zhuzhou ,Hunan
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China Precision Inner Cone Tungsten Carbide Bushing with High Wear Resistance for
China Precision Inner Cone Tungsten Carbide Bushing with High Wear Resistance for

  1. China Precision Inner Cone Tungsten Carbide Bushing with High Wear Resistance for
  2. China Precision Inner Cone Tungsten Carbide Bushing with High Wear Resistance for
  3. China Precision Inner Cone Tungsten Carbide Bushing with High Wear Resistance for
  4. China Precision Inner Cone Tungsten Carbide Bushing with High Wear Resistance for

Precision Inner Cone Tungsten Carbide Bushing with High Wear Resistance for

  1. MOQ: 1pc
  2. Price: Negotiation
  3. Get Latest Price
Payment Terms L/C,T/T
Supply Ability 10000 pcs/month
Material Tungsten Carbide
Grade YG6 / YG8 / YG11 (or customized based on working conditions)
Density 14.5 – 14.9 g/cm³
Hardness (HRA) 88.5 – 92.0
Transverse Rupture Strength ≥ 1,800 N/mm²
Inner Cone Angle Customizable (Common: 30°, 45°, 60°, 120°)
Inner Surface Roughness Ra ≤ 0.4 μm
Brand Name Sanxin
Model Number SX-2268
Certification ISO9001
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,T/T Supply Ability 10000 pcs/month
Material Tungsten Carbide Grade YG6 / YG8 / YG11 (or customized based on working conditions)
Density 14.5 – 14.9 g/cm³ Hardness (HRA) 88.5 – 92.0
Transverse Rupture Strength ≥ 1,800 N/mm² Inner Cone Angle Customizable (Common: 30°, 45°, 60°, 120°)
Inner Surface Roughness Ra ≤ 0.4 μm Brand Name Sanxin
Model Number SX-2268 Certification ISO9001
Place of Origin China
Inner Cone Carbide Bushing
Product Overview

The Inner Cone Carbide Bushing is a wear-resistant component manufactured using high-purity tungsten carbide powder and rare metal binders through processes including cold pressing, sintering, and precision grinding. Its core feature is the precise inner cone geometry, specifically designed for applications involving high impact loads, severe abrasive environments, and tapered connections requiring tight fit. This component serves as an ideal core element for cone crushers, rotary drilling rig bits, and various tapered hydraulic sealing assemblies.

Core Advantages
  • Extreme Wear Resistance: With material hardness up to HRA 88-92, wear resistance is 10-20 times higher than high-manganese steel or ordinary alloy steel bushings. Effectively resists cutting and plowing of the inner wall by hard particles in ore, gravel, or slurry, significantly reducing replacement frequency.
  • High-Precision Inner Cone Fit: Precision grinding using CNC cylindrical grinders with sine gauges. Inner cone angle tolerance controlled within ±0.05°, with taper contact ratio exceeding 95%. Ensures perfect "surface contact" with tapered shaft or seal plug, avoiding stress concentration and premature failure.
  • Excellent Compressive Strength: Compressive strength exceeds 4,000 MPa. Unique tapered geometry converts radial loads into axial preload, creating self-tightening effect under impact. Protects internal tapered shaft from damage and resists fatigue spalling under alternating stresses.
  • High-Temperature Resistance and Corrosion Resistance: Maintains basic hardness without softening at 800°C. Dense carbide matrix effectively resists corrosion from acidic mine water, seawater, or chemical media.
Detailed Technical Parameters
Parameter Typical Value
Grade YG6 / YG8 / YG11 (customized based on working conditions)
Density 14.5 - 14.9 g/cm³
Hardness (HRA) 88.5 - 92.0
Transverse Rupture Strength ≥ 1,800 N/mm²
Inner Cone Angle Customizable (Common: 30°, 45°, 60°, 120°)
Inner Surface Roughness Ra ≤ 0.4 μm
Operating Temperature -40°C to 800°C
Applications
  • Mining Machinery: Fixing bushings for concave liners in cone crushers, cone sleeves in gyratory crushers
  • Construction Machinery: Rod guide bushings for hydraulic breakers, cone locking sleeves for rotary drilling rig bits
  • Oil Drilling: Inner liners for universal joint housing in downhole drilling tools
  • General Machinery: Guide post taper bushings for high-precision molds, tapered bearing bushings for heavy-duty truck wheel hubs
Customization Services

We understand that every working condition is unique. In addition to standard specifications, we offer comprehensive customization services:

  • Material Customization: Formula adjustments for high impact (lower hardness with higher toughness) or high wear (higher hardness) applications
  • Size Customization: Minimum inner diameter down to 5 mm, maximum outer diameter up to 500 mm, with length ratio adjustable according to drawings
  • Composite Design: Bimetallic composite structure of "steel sleeve + carbide inner liner" for cost-effective solutions
Why Choose Us?

We possess advanced low-pressure sintering technology and digitally controlled inner cone grinding centers, ensuring consistency in roundness and taper for every inner cone bushing. While delivering "near-wear-proof" hardness, we also address the installation challenge of carbide's brittleness through specially designed chamfers and oil groove configurations.

Inner Cone Carbide Bushing product illustration showing precision inner cone geometry and industrial application

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Importer,Exporter,Seller,Other

  • Year Established:

    2003

  • Total Annual:

    8000000-10000000

  • Employee Number:

    150~180

  • Ecer Certification:

    Verified Supplier

Zhuzhou Sanxin Cemented Carbide Manufacturing Co.,Ltd is located in Zhuzhou, Hunan Province, which is known as the “Hometown of Cemented Carbide”. It is a national high-tech enterprise that has passed ISO9001:2015 international quality certification system, specializing in manufacturing,... Zhuzhou Sanxin Cemented Carbide Manufacturing Co.,Ltd is located in Zhuzhou, Hunan Province, which is known as the “Hometown of Cemented Carbide”. It is a national high-tech enterprise that has passed ISO9001:2015 international quality certification system, specializing in manufacturing,...

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Get in touch with us

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  • Zhuzhou Sanxin Cemented Carbide Manufacturing Co., Ltd
  • No. 8, Middle School Road, Baiguan Town, Lusong District, Zhuzhou, Hunan, China
  • https://www.tungstencarbidesteel.com/

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