High Quality API Standard Oil Drilling Brake Shoe
Specifications
1.We are manufacturer
2.Meet API & ISO
certification
3.Supreme quality
4.Best service
5.Small orders are
also welcome
Brake Shoes Of Pneumatic Clutch For Oil Field Drilling Rig
Description
The brake shoe is used on oilfield drilling rig, workover rig , tractor hoist and other mechanical equipments .The material is new style non-asbestos , semimetal composite material .The advantage of this material is that non-pollution , excellent performance , and parameter index up to oil and gas industry standards SY/T5023-94.Our factory can produce many kinds of brake shoe of clutch.
Technical parameters
normal temperature friction coefficient |
0.42 |
Thermal coefficient of friction |
0.36 |
ballistic work |
o.5J/cm² |
wear rate |
0.66×10-7mm/N.m |
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