The pneumatic clutch airbag is the key flexible actuating component used in ball mill clutch systems. It converts air pressure into mechanical force to enable clutch engagement and torque transmission.
Manufactured with reinforced rubber and cord layers, the airbag provides reliable sealing, high elasticity, and pressure resistance. It expands when pressurized to activate the clutch and contracts when air is released to disengage the system.
For buyers, the airbag plays a critical role in soft start performance, overload protection, and maintenance cost control in heavy-duty applications.
Performance Impact
- Ensures smooth start of ball mill
- Reduces mechanical shock and vibration
- Protects equipment under overload conditions
- Directly affects clutch reliability and downtime
- Impacts maintenance frequency and replacement cost
Key Benefits
- High elasticity and stable expansion performance
- Reliable sealing to prevent air leakage
- Strong resistance to fatigue and aging
- Suitable for continuous heavy-duty operation
- Compatible with multiple clutch models
How to Choose the Right Airbag
When selecting a pneumatic clutch airbag, buyers should confirm:
- Clutch model (QL / VC series)
- Dimensions (outer diameter, inner diameter, width)
- Inlet thread specification
- Number of air nozzles
- Working pressure conditions
Providing model number or drawings helps ensure accurate matching.
Pneumatic Clutch Airbag Models and Parameters
|
No. |
Model |
Number of Air Nozzles |
Inlet Thread |
Dimensions |
|
1 |
QL 665-260 |
1 |
Rc ½ |
Ø860×Ø790×255 |
|
2 |
QL 800-260 |
1 |
M20×1.5 |
Ø985×Ø908×280 |
|
3 |
QL 800-300 |
1 |
Rc ½ |
Ø975×Ø923×300 |
|
4 |
QL 875-300 |
1 |
Rc ½ |
Ø1070×Ø1010×305 |
|
5 |
QL 1000-300 |
1 |
Rc ½ |
Ø1200×Ø1130×310 |
|
6 |
38VC1200 |
1,2,4 |
NPT ¾ |
Ø1148×Ø1098×315 |
|
7 |
42VC1200 |
4 |
NPT ¾ |
Ø1256×Ø1198×315 |
|
8 |
46VC1200 |
2,4 |
NPT ¾ |
Ø1380×Ø1310×315 |
|
9 |
52VC1200 |
2,4 |
NPT 1 |
Ø1560×Ø1465×320 |
|
10 |
51VC1600 |
4 |
NPT 1 |
Ø1560×Ø1465×420 |
|
11 |
60VC1200 |
4 |
NPT 1 |
Ø1746×Ø1694×400 |
|
12 |
66VC1600 |
4 |
NPT 1 |
Ø1907×Ø1855×400 |
|
13 |
76VC1600 |
4 |
NPT 1 |
Ø2165×Ø2109×410 |
Applications
- Ball mills
- Mining equipment
- Cement production lines
- Heavy-duty industrial transmission systems
Customization Options
- Different rubber formulations for working conditions
- Custom dimensions based on drawings or samples
- Inlet thread and nozzle configuration adjustment
- Reinforced structure for heavy-duty applications
FAQ
Q: 1. Is this airbag a wear part?
A: Yes. It is a consumable component and should be inspected and replaced periodically.
Q: 2. What are the common failure signs?
A: Air leakage, surface cracks, deformation, and reduced elasticity are typical indicators for replacement.
Q: 3. How long is the service life?
A: Service life depends on working conditions such as pressure, temperature, and operating frequency.
Q: 4. Can it be used as a replacement for international brands?
A: Yes. Compatible replacement airbags can be supplied based on model or dimensions.
Q: 5. What information is needed for quotation?
A: Model number, dimensions, air inlet type, and quantity are required for accurate pricing.
Q: 6. How to ensure correct installation?
A: Proper alignment, correct air pressure, and secure connections are important for performance and safety.
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