Product features

The brake block of an oil drilling rig is mainly used as a supporting product on the brake belt of an oil drilling rig winch, which mainly plays a braking role.

Type

Molded brake block, a brake block made of velvet fiber as the skeleton material, has a hard texture, a high coefficient of friction, and sensitive braking. It is usually used for drilling rig brake hubs with anhydrous cooling devices.

Main performance of the product

（1）Density: 2.05±0.05 ɡ/㎝³

（2）Hardness: HB30～50

（3）Impact strength: ≥0.30J/㎝²

（4）Specified coefficient of friction: 0.40

Specification