Pb Free Self Lubricating Thrust Washer For Gear Pump / Ram Pump

Place of Origin China
Brand Name CCVK
Certification ISO9001
Model Number SF-1W
Price negotiable
Packaging Details Export carton; Wooden case ; Wood pallet.
Delivery Time 2~4 Weeks
Supply Ability 1000000 Piece/Pieces per Month Bearing Bush
Product Details
Load Capacity 140N/mm2 Material Bronze/Steel/Graphite/Bi-metal
Type Of Lubricant Solid-Lubricated Bearing Speed Limit 5m/s
Application Gear Pump, Ram Pump, Vane Pumps Working Temperature -195℃~+280℃
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Product Description

Dry sleeve bushing oilless bearing manufacture SF-1T


SF-1W is a new type lead free bushing which is developed for the aim of increasing demands on environmental protection.Besides its wide application on general machines,SF-1X is particularly suitable for food machine,pharmaceutical machine,tobacco machine etc.


Load capacity:140N/mm2


Speed limit:5m/s

Friction coef(μ):0.04~0.20

PV limit(dry):3.6N/mm2 .m/s

PV limit(oil):50N/mm2 .m/s



Performance index Data
Max Load Capacity Static load 250N/mm2
Dynamic load 140N/mm2
Max Sliding Speed Dry friction 2.5m/s
Oil lubrication 5.0m/s
Max PV Value Limit Dry friction 3.6N/mm2·m/s
Oil lubrication 50N/mm2·m/s
Friction coefficient Dry friction 0.08~0.2
Oil lubrication 0.02~0.07
Working temperature -195℃~+280℃
Thermal conductivity 42W/m·K
Coefficient of thermal expansion 11×10-6/K


About Us



Jiashan Gangping Machinery Co., Ltd. is located in the front line at Yangtze River Delta Economic Circle. This company is almost zero-distance to Shanghai and it’s only 90 km away from both Hangzhou and Suzhou. With such a strategic location, the transportation around the company is very convenient.

As a manufacturing base for sliding bearing industry, our factory’s key focuses are the excellent product quality, optimized manufacturing costs and good after-sales service. Our factory has also been committed to the application and promotion of innovated products, new materials and high-tech researches. We are continuously enhancing the level and image of the enterprise. By the fully integration of the group’s advantages, we are able to provide high-quality, low-cost, and good services to meet the needs of foreign customers.

The product portfolio of our factory covers five categories, 20 series and thousands of specifications. The production processes are well controlled and precise quantified for every details. The production is also strictly implemented under the ISO9001 quality assurance system.





1.Can you give me discount?

Yes,of course.We will quote you lowest price at the beginning.


2.Will you send me free samples?

Yes.We can make some samples to you, please contact us for details.


3.How to get an accurate quotation?

A: If you are interested in our products, please provide us with below information:


♦ Drawings, photos or samples of products.


♦ Detailed sizes of products.


♦ Material of products.


♦ Surface treatment of products.


♦ Ordinary purchasing quantity.



4. What about the delivery time?

Normally the delivery time is about 20 Days, according to the quantity.