Contact Us
- Henan Changyuan Lifting Industrial Park, Changyuan, Xinxiang, China
- sales@jingucranebrake.com
- +8615516609555

CHINA QP/CQP SERIES PNEUMATIC DISC BRAKES
QP/CQP series pneumatic caliper disc brakes are widely used for parking braking and deceleration braking of various mechanisms in hoisting, transportation, metallurgy, mining, port, wharf, construction and other machinery.
Description
why choose us

The company covers an area of more than 40,000 square meters, with a construction area of more than 24,000 square meters. Now it has more than 100 employees, providing users with more precise technical services. Sales staff are spread all over the country to provide users and customers with first-class Pre-sales and after-sales service.
Fixed assets of 50 million yuan, machining centers, CNC lathes, milling machines, grinders, test benches and other processing and testing equipment have laid a solid foundation for the production process and quality of the products. Brake torque test bench, thruster thrust test bench, comprehensive brake performance The test bench ensures the superiority of product quality.
The company took the lead in passing the ISO9001-2000 quality management system standard certification, and is a technological innovation and integrity enterprise in Henan. The company's products are widely used in domestic lifting and transportation, port machinery, metallurgical machinery, railway machinery, hydraulic machinery, mining machinery and other industries, and are exported to more than ten countries and regions and have been unanimously praised.
The company will provide customers with professional, thoughtful and satisfactory services with sufficient production capacity, advanced technology, and high-quality product quality.
OPERATING CONDITION
- Ambient temperature:-5℃~+40℃
- Working pressure:QP series is 5-7bar, CQP series is ≤ 7bar.
- Outdoor rain and snow erosion or corrosive gases and media should use anti-corrosion products.
- The air source should be free of oil, water and other impurities.
MAIN FEATURE
- QP series is spring brake, pneumatic release, CQP series is pneumatic brake, spring release.
- The whole structure is simple, the volume is small and the weight is light.
- Non asbestos brake pad, green and environmental protection.
- The brake pad is installed with pressure spring clamping type, which is safe and reliable, and easy and fast to replace.
- After adjusting the brake pad, the adjustment is simple and convenient.
- QP series can adjust four levels of braking torque with one disc diameter of each type of brake.
- All power sources do not need to be set separately, and can be connected with the existing air compressor station, Speed control valve is installed in the air supply line, and the braking time can be adjusted steplessly
Model Significance

For example:
QP12.7 and A-type air bags are selected.There are six springs.The air bag is installed left,which can be written as QP12.7-A-6 left.
QP12.7A and type B air bag are selected,with mechanical brake release display.The air bag is installed on the right,which can be written as QPL12.7A-B-E1 right.
Outline And Installaton Dimension

TECHNICAL DATA OF QP12.7 TYPE PNEUMATIC DISC BRAKES
| Braketype | Rated braking force(N) (Eight springs) | Effective radius of brake disc | Rated braking torque | Working gas capacity | Total gas capacity | Weight(kg) |
| QP12.7-A | 6400 | Brake disc radius-0.03 | Rated power × Effective radius | 273 | 553 | 24 |
| QP12.7-B | 4800 | 140 | 293 | 20 | ||
| Note:The size of the specific type and structure should be retained. | ||||||
TECHNICAL DATA OF CQP12.7 TYPE PNEUMATIC DISC BRAKES
| Braketype | Rated braking force(N) (Eight springs) | Effective radius of brake disc | Rated braking torque | Working gas capacity | Total gas capacity | Weight(kg) |
| CQP12.7-A | 1788×working pressure | Brake disc radius-0.03 | Rated power × Effective radius | 273 | 553 | 23 |
| CQP12.7-B | 1055×working pressure | 140 | 293 | 19 | ||
| Note:The size of the specific type and structure should be retained | ||||||
| Dynamic torque calculating: M=F ×[disc radius(in m)-0.03]Nm | ||||||
| Warning: As for new braking lining,the braking force and torque listed in this above table can be reached only after the lining well grinding on brake disc(sticking area is over 30%) | ||||||
Outline And Installaton Dimension

TECHNICAL DATA OF QP30(25.4) TYPE PNEUMATIC DISC BRAKES
| Braketype | E | Rated braking force(N) (12 springs) | Effective radius of brake disc | Rated braking torque | Working gas capacity | Total gas capacity | Weight(kg) |
| QP30-D | 30 | 32800 | Brake disc radius-0.065 | Rated power × Effective radius | 1400 | 3000 | 70 |
| QP25.4-D | 25.4 |
TECHNICAL DATA OF CQP30(25.4) TYPE PNEUMATIC DISC BRAKES
| Braketype | E | Rated braking force(N) (12 springs) | Effective radius of brake disc | Rated braking torque | Working gas capacity | Total gas capacity | Weight(kg) |
| CQP30-D | 30 | 6097×working pressure | Brake disc radius-0.065 | Rated power × Effective radius | 1400 | 3000 | 68 |
| CQP25.4-D | 25.4 | ||||||
| Dynamic torque calculating: M=F ×[disc radius(in m)-0.065]Nm | |||||||
| Warning: As for new braking lining,the braking force and torque listed in this above table can be reached only after the lining well grinding on brake disc(sticking area is over 30%) | |||||||
| Notes: Max.coupling hub diameter | |||||||
FAQ:
1. Q: Is small order accepted?
A: Yes, a small order is accepted. You can take a trial order first, then we will try our best to earn your trust, for what we want is a long-term cooperation in the future!
2. Q: Can you do Customization & Reproduction if I provide a design picture?
A: Yes, we can do customization & Reproduction service, please check the details above.
The design drawing is needed, the more detail specifications, the more exact products can we do.
3. Q:Can I get some sample?
A:Yes, we will glad if you need the sample to check the quality before placing the order.
4. Q: Can you guarantee the quality?
A: Yes, we can, you can pay the balance after checking the quality of the finished goods. We always attach great importance to quality control from the very beginning to the end of the production. Every product will be carefully inspected before it's packed for shipment.
5. Q: Can you accept visiting the factory?
A:Yes, welcome to visit our factory in Xinxiang city, Henan Province, China!
6. Q:What's your trade terms?
A: It is as per customers' request:
FOB Chinese seaport/ CFR destination port or other terms all can be accepted.
7. Q:What's your payment terms?
A: FOB: 30%T/T deposit, 70%T/T before the delivery of goods.
CFR: 30%T/T deposit, 70%T/T against the B/L copy.
8.Q:Does the packaging safe and arrive in good conditions?
A: Yes, Safe packing is guaranteed. All goods will arrive your door under good conditions.
After Sales Service:
1.All the products have one year guarantee.
2.Providing professional installation instructions and video of troubleshoot.
3.We supply after sales service for 24 hours, 7 days per week. Customer can contact us any time.
If you want to know more about the product or have questions about the product, please contact us.
Quality changes the world and service creates value. Henan JINGU brake always adheres to the concept of customer demand first,
and always adheres to the serious satisfaction of user needs and continuous self polishing.
On the road of entrepreneurship, our pursuit is endless. Make continuous breakthroughs in development and continue to plough deeply in the brake field Thank you for your company all the way. We know that every progress and success made by Henan JINGU is inseparable from everyone's attention, trust and support.
If you have any suggestions on our products and services, please leave a message below. If you have purchasing needs,
you are welcome to fill in the product requirements, and we will customize personalized solutions for you.
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