• Beijing Zhongxing Shiqiang CERAMIC BEARING Co., Ltd.
    Roberta
    Their ceramic bearings are of high precision, good quality and inexpensive. We do have cooperation for many years.
  • Beijing Zhongxing Shiqiang CERAMIC BEARING Co., Ltd.
    Olga Weinberg
    This company is our reliable and professional supplier of ceramic bearings for many years, their ceramic bearings, which are used in our pump are good in quaility.
Contact Person : Cooper wang
Phone Number : 86 15801087509

Customized Pressureless Sintered SSIC Bushing for Pumps

Place of Origin China
Brand Name CSQ
Certification FDA,REACH,ROHS,ISO9001,ISO14001,ISO45001
Model Number customized products
Minimum Order Quantity 20-50 pcs
Price Negotiable
Packaging Details Foam+carton box
Delivery Time 20-45 work days
Payment Terms T/T
Supply Ability 2000pcs per month

Contact me for free samples and coupons.

Whatsapp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

If you have any concern, we provide 24-hour online help.

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Product Details
Name Customized Ceramic Sliding Sleeve Bearing Category Ceramic Sliding Bearing
Material Pressureless Sintered Silicon Carbide Size Customized,according To The Drawings
Application Pumps Package Foam+carton Box
Quality High Precision, Long Life, OEM Serive Specification Standard Size And Customized
Highlight

High Temperature SiCC+C Bushing

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SiCC+C Bushing Customized

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Automotive SiCC+C Bushing

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Product Description
Customized SiCC+C Bushing Meeting High Temperature Demands Of Industrial Automotive
Silicon Carbide-Graphite Composite Bushing Product Introduction

Designed for stainless steel magnetic drive pumps, the SiC+Graphite composite bushing combines high-hardness silicon carbide with self-lubricating graphite, delivering both wear resistance and self-lubrication - a core component for leak-free pump operation.

Key Features
Feature Technical Advantage
Dual-Phase Structure SiC matrix (90%) for hardness + graphite phase (10%) for self-lubrication
Corrosion Resistance Withstands pH 0-14 media (HCl, HF, etc.)
Dry-Run Capability Survives ≤30s dry-running with stable μ=0.08-0.12
Thermal Stability Operates at -40°C ~ 250°C (graphite oxidation limit)
Technical Specifications
Parameter Value
Density 2.9-3.0 g/cm³
Hardness 2200 HV
Porosity ≤5%
Thermal Conductivity 85 W/m*K
Max PV 3.5 MPa*m/s
Design for Magnetic Pumps
  • Precision clearance: 0.03-0.05mm ID/shaft gap (prevents fluid flashing)
  • Anti-rotation grooves: Outer spiral channels improve coolant flow
  • Fail-safe: SiC matrix provides backup support after graphite wear
Applications
  • Chemical mag pumps: 31% HCl transfer, >20,000h service life
  • Electroplating pumps: CrO₃ resistance, zero metal contamination
  • Pharmaceutical pumps: FDA-compliant for WFI systems
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Why Choose Us
Our Factory and Processing Machine

We have three factories in China to meet different customer needs, equipped with advanced pressing, sintering and processing machines.

Our company logos are ZXSQ and CSQ, and we possess eleven invention patents for utility models. With a high-quality professional team of dozens of members, we provide customized bearing products according to customer requirements.

Since 1982, we have accumulated over 40 years of production experience, dedicated to ceramic bearing material research and development, processing technique improvement, and equipment upgrades. Through continuous evolution, we have become a leading enterprise in China's ceramic bearing and ceramic material products market.

We have extensive production experience with both external and internal gear pump sliding bearings in silicon carbide material, having supplied SSiC sliding bearings to Germany's Witte for many years.

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Our Bearing Advantages
  • Free Sample bearing
  • ISO Standard
  • In Stock bearing
  • Bearing Small order accepted
  • OEM bearing service
  • Customized bearing, Customer's bearing drawing or samples accepted
  • Competitive factory price bearing
Frequently Asked Questions
Q: Who are we?

A: We are a factory in Beijing, China with over 40 years of experience producing ceramic bearings. We have established cooperative relations with many domestic and international companies.

Q: How can we guarantee quality?

A: We produce samples before mass production and strictly follow customer requirements. Products undergo precise inspection using specialized equipment, with double packaging protection (foam and carton) to ensure quality.

Q: What can you buy from us?

A: Ceramic deep groove ball bearings, ceramic angular contact ball bearings, hybrid ceramic ball bearings, ceramic linear bearings, and various ceramic balls.

Q: Why should you buy from us not from other suppliers?

A: As an industry and trade integrated company with three factories and modern production/inspection equipment, we offer better delivery times and product quality.

Q: What service can we provide?

A: We provide high quality products and fully customized services according to user needs, including sample confirmation.

Welcome Your Enquiry

We cooperate with raw material suppliers to ensure stable product quality and pricing, unaffected by international raw material fluctuations. When necessary, we can produce raw materials ourselves.

Customer demand drives our operations as we strive to provide quality products and after-sales service, creating value as your trusted partner. We welcome discussion of potential cooperation!