Crown Block
Specifications
The Crown Block is designed for 650 tons static hook load capacity with 14 lines strung to the traveling block. The fast-line runs outside the mast and the deadline runs inside the mast on off-drawworks/off-driller corner. The crown is oriented so that the flat side of the traveling block faces the derrick-man. The crown has the following features:
- Working cluster of seven (7) 60" API-8C sheaves grooved for 1-1/2" wire line mounted 12" sheave pin, on heavy duty tapered roller bearings.
- One (1) fast-line 60” API-8C sheave grooved for 1-1/2 " wire line mounted on 12” pin and tapered roller bearing.
- Centralized grease manifold shall be provided for independent bearing lubrication.
- Crown platform with expanded metal flooring and handrails.
- Crown bumper with combination rubber and steel energy absorption design.
- Multiple Pad-eyes for hanging tugger sheaves, tong line block and hang-off line for traveling equipment.
- Crown to be designed with opening for the DSC cylinders and fit the existing mast top opening of 18’ x 8’-3”.
Crown Bumper
Specifications
Specially designed heavy duty crown bumper with the following:
- Consists of 3 tiers of energy absorption
- Comprised of a combination of rubber & steel
- Capable of absorbing 60,000 lb of impact force
- All steel is galvanized
- Safety chains and expanded metal provided to prevent any possible broken pieces from falling down to the drill floor in case of an accident
Request a quote for a Crown Block with optional Crown Bumper or call (281) 879-4571 to speak directly with sales.
