Tungsten Carbide Bushings

Carbide Bushings & Sleeves

Tungsten Carbide Bushings

Precision tungsten carbide bushings for pumps, valves, mechanical seals, rotating equipment, and wear-resistant guiding applications.

Precision tungsten carbide bushings for pumps, valves, mechanical seals, rotating equipment, and wear-resistant guiding applications.

Product Overview

Tungsten Carbide Bushings are precision wear-resistant components used to support, guide, protect, and position rotating or reciprocating parts in demanding industrial equipment. Manufactured from cemented tungsten carbide, these bushings provide excellent wear resistance, high hardness, dimensional stability, and reliable performance under abrasive, high-pressure, and high-load operating conditions.

Carbide bushings are commonly used where conventional steel, bronze, or ceramic components may wear rapidly or lose dimensional accuracy. Their hard and stable working surfaces help reduce shaft wear, improve equipment reliability, and extend maintenance intervals in pumps, valves, mechanical seals, tooling systems, and other industrial assemblies.

KENIN Carbide manufactures standard and custom tungsten carbide bushings according to customer drawings, samples, operating media, mating components, tolerance requirements, and service conditions.

Applications

Tungsten carbide bushings are widely used in industrial equipment requiring long service life, wear resistance, and dimensional stability.

Typical applications include:

Pump shafts and pump wear parts
Mechanical seals and seal assemblies
Valve stems, valve guides, and flow-control components
Oil and gas equipment
Chemical process pumps
Mining slurry pumps and abrasive fluid handling equipment
Rotating machinery and bearing support systems
Tooling guides and precision positioning components
Steel processing and metalworking equipment
High-pressure and high-speed industrial machinery

Custom Manufacturing

KENIN Carbide manufactures custom tungsten carbide bushings according to drawings, samples, and working conditions. We can produce both standard and non-standard carbide bushings for pumps, valves, mechanical seals, rotating equipment, tooling systems, and abrasive service applications.

Custom options include carbide grade selection, inner diameter, outer diameter, length, wall thickness, oil grooves, lubrication holes, slots, steps, chamfers, sealing surfaces, tolerance, concentricity, and surface finish.

For an accurate quotation, please provide the drawing or sample, mating shaft dimensions, working medium, temperature, pressure, rotational speed, required quantity, tolerance requirements, and any special inspection or assembly conditions.

Technical Specifications

The following technical specifications provide a carbide grade reference for this tungsten carbide product, including industry application, approximate ISO group, KENIN grade, binder content, grain size, density, hardness, transverse rupture strength, and typical applications. Final specifications can be customized according to drawings, working conditions, tolerance requirements, wear resistance, impact load, and service environment.

Product Tungsten Carbide Bushings
Material Cemented tungsten carbide
Carbide Grade YG6, YG8, YG10X, or an application-specific WC-Co carbide grade selected according to load, wear, working medium, and service life requirements
Hardness Typically HRA 88–92, depending on selected grade
Density Typically 14.3–15.0 g/cm³, depending on selected grade
Transverse Rupture Strength Typically 2300–2800 N/mm², depending on selected grade and working conditions
Structure Solid carbide bushing, carbide sleeve, stepped bushing, flanged bushing, or custom wear component
Inner Diameter Customized according to mating shaft, pin, guide, or assembly requirements
Outer Diameter Customized according to housing, steel sleeve, or installation requirements
Length Customized according to drawing and working length requirements
Surface Finish Precision ground, polished, lapped, or customized according to drawing
Tolerance According to drawing and critical functional requirements
Concentricity Controlled according to drawing and mating component requirements
Features Wear resistance, dimensional stability, corrosion resistance options, and long service life
Application Pumps, valves, mechanical seals, rotating equipment, tooling guides, and abrasive industrial machinery
Customization Available according to drawings, samples, working media, and operating conditions

Related Industries

Frequently Asked Questions

Can tungsten carbide bushings be manufactured according to drawings?
Yes. KENIN Carbide can manufacture tungsten carbide bushings, sleeves, wear rings, guide bushings, and other custom carbide wear components according to customer drawings, samples, 3D files, or detailed technical requirements. Inner diameter, outer diameter, length, grooves, slots, surface finish, tolerance, and carbide grade can all be customized.
Can the carbide grade and surface finish be customized?
Yes. Carbide grades can be selected according to wear resistance, load, working medium, pressure, temperature, rotational speed, and service life requirements. Surface finishes such as precision grinding, polishing, lapping, and customized finishing are available according to drawing requirements.
What information is required for a quotation?
Please provide the drawing or sample, inner diameter, outer diameter, length, mating shaft dimensions, required quantity, working medium, temperature, pressure, rotational speed, tolerance requirements, and any special surface finish or inspection requirements.
What is the difference between a tungsten carbide bushing and a tungsten carbide sleeve?
A carbide bushing is generally used as a guide, bearing, wear-resistant support, or positioning component inside an assembly. A carbide sleeve is often a longer cylindrical wear component used to protect shafts, housings, or rotating parts. Final naming and design depend on the specific equipment structure and application.

Need Custom Tungsten Carbide Components?

KENIN Carbide supports full-custom manufacturing from drawings, samples, or technical requirements. Reach out for a fast technical review and quotation.

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