Crown Blocks

The crown frame is made of high strength steel shapes.

Sheave grooves are hardened by medium frequency induction to provide extended service life.

Working sheaves have double-row conical roller bearings and each bearing is individually lubricated.

The rope guard prevents the wire rope from running out of the sheave grooves.

Equipped with wooden bumper blocks and retainer net.

Equipped with a frame crane for use when repairing the sheave groups

Equipped with sand line sheaves and auxiliary sheaves.

The sheaves and bearings are interchangeable with those of matching traveling block

The crown blocks conform to API specification 4F and API monogram can be used. 
The cost of introducing:
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Contact information:
Sinotai Petroleum Equipment Co., Ltd
NO.69 of Dengzhou Road Dongying Shandong China[0]
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