Changsha Chaojingang machinery manufacturing CO., Ltd
| Supply Ability | According to order quantity |
| Delivery Time | 20-15 work days |
| Packaging Details | Carton packaging and wooden box packing |
| Hole Range: | 135mm-155mm |
| External diameter | 125mm |
| Weight(Without bit) | 73kg |
| Connection Thread | 3 1/2" API reg pin, #24 Cubex pin,2 3/8" API reg pin, |
| Working Pressure | 1.0-2.5 Mpa |
| Impact rate at 1.7Mpa | 25HZ |
| Recommended rotation speed | 20-35 r/min |
| Air consumption at 1.0Mpa | 9 m3/min |
| Air consumption at 1.8Mpa | 15 m3/min |
| Air consumption at 2.4Mpa | 23 m3/min |
| Brand Name | Super Diamond |
| Model Number | QL50/ RH460G 5"/COP54 GOLD/CQL50 |
| Certification | ISO 9001 |
| Place of Origin | China |
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Product Specification
| Supply Ability | According to order quantity | Delivery Time | 20-15 work days |
| Packaging Details | Carton packaging and wooden box packing | Hole Range: | 135mm-155mm |
| External diameter | 125mm | Weight(Without bit) | 73kg |
| Connection Thread | 3 1/2" API reg pin, #24 Cubex pin,2 3/8" API reg pin, | Working Pressure | 1.0-2.5 Mpa |
| Impact rate at 1.7Mpa | 25HZ | Recommended rotation speed | 20-35 r/min |
| Air consumption at 1.0Mpa | 9 m3/min | Air consumption at 1.8Mpa | 15 m3/min |
| Air consumption at 2.4Mpa | 23 m3/min | Brand Name | Super Diamond |
| Model Number | QL50/ RH460G 5"/COP54 GOLD/CQL50 | Certification | ISO 9001 |
| Place of Origin | China |
For Earthworks / Quarries/ Water well/ Mining, DTH hammer QL50/ RH460G 5"/COP54 GOLD/CQL50, with long life
Main product features:
Applications
Feature Advantage
1. Price commitment: in order to ensure the high reliability of products, raw material selection are using grapefruit brand products; under the same competitive conditions, and not to reduce product technical performance on the basis of sincerity at a favorable price to customers.
2. Quality commitment: product manufacturing and testing have quality records and inspection data; the performance of the product can withstand customer inspection.
3. Customer service: in order to create Super Diamond brand, enhance the visibility of enterprises,establish corporate image, we serve customers with the principle of "preferential prices, good service, reliable product quality" principle.
Frequently Asked Question:
| 1.Are you a manufacturer or a trade company? |
| We are a manufacturer of rock drilling equipments and pneumatic tools in China. |
| 2.How many workers in your factory?and what is your company scale? |
| We have more than 100 employees, including factory workers,sales people,QC ,R&D and management team. It occupies 26600 SQM, and workshop has 22000 SQM. With more than 100 staffs, our company includes 26 specialized technicians and 8 senior engineers. And we are equipped with nearly 400 sets of advanced equipment required for manufacturing rock drilling machine and pneumatic tools. |
| 3.Where are your company? |
| We are located in Changsha city,Hunan province.Only 20 minutes by car from the Huanghua international airport. |
| 4.Why choose CJG DRILL? |
|
| 2)High quality compatible with Sandvik, Atlas Copco,Ingersoll Rand etc... |
| 3)Unbeatable price |
| 4)Excellent service. |
| 5.Which port do you shipping from? |
| We usually ship container from Shanghai port.Guangzhou and Beijing port is available too. |
| 6.Can you accept OEM & ODM ? |
| Yes, both of them are acceptable. |
| 7.What is your minimum order quantity? |
| Our MOQ are 1pc or 1 complete set, the price may rely on the order quantity. |
| 8.What is your payment term? |
| We can accept T/T, L/C at sight, West union and in cash. |
| 9.How about the delivery time? |
| It all depends,generally it takes about one month both in peak and off season. |
| 10.Could we make a schedule of an appoinment with your company? |
| Definitely.You are the most welcome.Please inform us your arrival time in any place of China and initial routine in advance.We can reserve the hotel,offer pickup service from Changsha Huanghua airport or the CHR Express station unpon your arrival and after the appoinment.Be our guest then! |
Weclome our dearest customers to Visit our factory and to choose our great product ranges!
Company Details
Business Type:
Manufacturer
Employee Number:
>100
Ecer Certification：
Active Member
Changsha Chaojingang machinery manufacturing Co., Ltd is a modern high-tech enterprise, which is specialized in researching and manufacturing rock drilling machine and pneumatic tools. The company has rich experiences for scientific research and production. It produces prime pro... Changsha Chaojingang machinery manufacturing Co., Ltd is a modern high-tech enterprise, which is specialized in researching and manufacturing rock drilling machine and pneumatic tools. The company has rich experiences for scientific research and production. It produces prime pro...
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