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Heavy-Duty Pneumatic Clutch for Rotary Systems - China Suppliers & Factory Quality for Drilling Rigs
Product Specifications
| Chinese Model | 500/125 |
| Temperature Rating | -20°C to 70°C |
| Clutch Rim Material | 45# Steel (Equivalent to AISI 1045) |
| Air Tube Material | Nitrile Rubber (NBR) |
| Service Life | Under normal operating conditions, the air tube typically lasts 1~3 years, the friction plate assemblies provides 3,000~5,000 working hours, while the steel rim can remain in service for more than 10 years; with proper maintenance, the overall service life of the clutch can be significantly extended. |
| Application | This pneumatic clutch is widely applied across the oil and gas drilling industry as a critical component of rig power transmission systems. Its primary applications include: |
| Rotary Tables | Smooth torque delivery for stable drilling rotation. |
| Drawworks | Precise engagement and controlled braking during hoisting operations. |
| Mud Pumps | Reliable power transfer for high pressure fluid circulation. |
| Offshore and Onshore Rigs Transmission System | Proven adaptability to extreme environments, including HPHT (high pressure, high temperature) conditions. |
| Third Party Witness & Inspection Report | Bureau Veritas (BV), CCS, ABS, SJS etc. |
Product Features
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High Torque TransmissionCapable of reliably transmitting large torque loads, suitable for high power drilling applications.
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Air-Controlled EngagementInflatable air bladder ensures progressive engagement and disengagement, reducing shock loads on the drivetrain.
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Durable ConstructionFabric-reinforced rubber element with steel driving plates, engineered for long service life under continuous operation.
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ServiceabilityModular design allows convenient replacement of friction elements and air tube without dismantling major assemblies.
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Operational SafetyBuilt-in release mechanism prevents over inflation and ensures stable pressure control.
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ComplianceManufactured under oilfield industry standards and Chinese GB industry standards, ensuring global compatibility and interchangeability.
OEM Equivalent / Compatible Product Part Numbers
By combining a high strength structural design with ease of maintenance, the 500/125 pneumatic clutch offers drilling contractors a dependable solution that enhances rig uptime, reduces maintenance costs, and ensures compliance with international safety standards.
Product Details
Frequently Asked Questions (FAQ)
Q
What is the temperature operating range of the 500/125 pneumatic clutch?
The 500/125 pneumatic clutch is rated for operation in temperatures ranging from -20°C to 70°C, making it suitable for both cold climate onshore rigs and warm offshore environments.
Q
How long does the air tube of the 500/125 clutch typically last?
Under normal operating conditions, the NBR air tube typically lasts 1 to 3 years. The friction plate assemblies provide 3,000 to 5,000 working hours, while the steel rim can remain in service for more than 10 years with proper maintenance.
Q
What drilling equipment is the 500/125 pneumatic clutch compatible with?
The 500/125 pneumatic clutch is compatible with rotary tables, drawworks, and mud pumps. It is also suitable for both offshore and onshore rig transmission systems, including HPHT (high pressure, high temperature) environments.
Q
Can the friction elements and air tube be replaced without major disassembly?
Yes. The 500/125 clutch features a modular design that allows convenient replacement of friction elements and the air tube without the need to dismantle major assemblies, significantly reducing downtime and maintenance costs.
Q
What third-party inspection certifications are available for the 500/125 clutch?
Third-party witness and inspection reports are available from internationally recognized bodies including Bureau Veritas (BV), CCS, ABS, and SJS, ensuring the product meets global quality and safety requirements.
Q
What material is used for the clutch rim of the 500/125 model?
The clutch rim is manufactured from 45# Steel, which is equivalent to AISI 1045 carbon steel. This material provides excellent strength, wear resistance, and durability for demanding oilfield drilling applications.