Rock Tc Carbide Hammer Drill Bits/ Tips
Zhuzhou Mingri Cemented Carbide Co., Ltd.
Hunan, China
Last Login Date:
Jan 26, 2021
Business Type:
Manufacturer/Factory
Main Products:
Carbide, Carbide Rod, Carbide Tips, Carbide Insert, Carbide Plate, Carbide Strip, Carbide Saw Tips, Carbide Brazed Tips, Carbide Buttons, Carbide Saw
Product Description
Company Info
Basic Info.
Product Description
1. Focusing on manufacturing tungsten carbide bit tips over 18 years.
2. Specialist manufacturer equipped with advanced processing machines and over 160 technicians
3. Over 50 tons/month productivity to assure sustainable supply of tungsten carbide bit tips
4. Owing mould workshop to design & produce moulds for nonstandard products, and with mould stocks over 10 thousand sets for different products.
5. Full ability to accept OEM & ODM orders
6. Stringent quality control and quality consistency.
7. Professional mechanical & chemical inspecting labs to control the quality of raw material and inspect physical & mechanical properties of finished tungsten carbide bit tips
| Grade | Density g/cm3 | Hardness HRA | T.R.S MPa | Performance&application recommended |
| YG8 | 14.7 | 89.8 | 2800 | suitable for all kinds of cement drill bits, or electric drill or pneumatic drill for building and geology |
| YG6 | 14.9 | 90.5 | 2600 | widely used for electric drill in special condition, also used for electric drill or pneumatic drill for building, geology and coal mining |
| YG11C | 14.4 | 87.0 | 2850 | used for deep well or heavy rock drill |
| MR300 | 15.1 | 94 | 1700 | used for non-ferrous and no-metal bore drilling |
| YG13C | 14.2 | 86.0 | 2900 | used for deep well or heavy rock drill |
Other grades and sizes can be offered as per customers' requirements | ||||
| D mm | Tolerance | W mm | Tolerance | T mm | Tolerance |
| 3 | +0.35 / +0.22 | 3.5 | +0.2 / 0 | 1.0 | +0 / -0.1 |
| 4 | 4.5 | 1.2 | |||
| 5 | 5.0 | 1.5 | |||
| 6 | 5.7 | 1.4 | |||
| 7 | 5.7 | 1.6 | |||
| 7 | 5.7 | 1.6 | |||
| 9 | +0.38 / +0.22 | 6.5 | +0.3 / 0 | 1.8 | |
| 10.5 | 7.3 | 2.0 | |||
| 12 | 8.0 | 2.2 | |||
| 12.7 | 8.0 | 2.2 | |||
| 14 | +0.45 / +0.26 | 10 | +0.5 / 0 | 2.8 | |
| 16 | 10 | 2.8 | |||
| 18 | 11 | 3.2 | |||
| 19 | +0.5 / +0.28 | 11 | 3.2 | ||
| 22 | 14 | 3.5 | |||
| 24 | 15 | 4.0 | |||
| ... | .... | .... | .... | .... | .... |
Application of SDS hammer drill carbide bit
1, tungsten carbide bit tips are brazed on percussion drill or electric drill or pneumatic drill to drill wall, ground, mining ect.
2, widely used for electric drill in special condition, also used for electric dill or pneumatic drill for building,geology and coal mining
3, tungsten carbide bit tips suitable for harder rock or rock with hard stratum or metallic rock
4, tungsten carbide bit tips suitable for all kinds of cement drill bits
Production process of SDS hammer drill carbide bit
1, Soon after the order is confirmed,tungsten carbide bit tips products will start to prepare the RTP powder as per customer's requirement with our wet-grinding machine
2, Before mass production, we need to do a trial pressing and sintering using every mould, and we check the appearances and the sizes of tungsten carbide bit tips samples with micrometer, projectors etc. to ensure that the requirements of the drawings can be met before batch production
3, Bulk production ,press the raw materials to shape blanks,and all tungsten carbide bit tips blanks must be passed by semi finished inspection
4, Then sinter blanks to finish (HIP) and finished tungsten carbide bit tips inspection, we have 10 sets of vacuum sintering furnace and 2 setz of HIP in the factory ensure the best quality and production capacity.
5, 1). cleaning/tumbling is to make the tungsten carbide bit tips look more beautiful.
2). surface treatment, we can make nickel coating or sand blasting on the surface of carbide bit tips
Packing and shipping of SDS hammer drill carbide bit
step 1, wrapped bit tips in paper box or plastic box
step 2, put the inner box into outter carton and fill the carton with foamed plastic
step 3, wrap the carton with packaging tape
step 4, you can choose any delivery way such as DHL,TNT,UPS ect.
Company information
Zhuzhou Mingri Tungsten Carbide Co., Ltd. was established in May of 2001 with the investment of RMB 40 million. We have up-to-date production machine line and a lot of technicians.
Zhuzhou MingRi Cemented carbide co.,ltd is located in the tungsten carbide hometown , convenient transportation, from changsha airport just 40 minutes, wuhan just 1.5 hour, from guangzhou just 2 hours. A favorable peripheral environment for cemented carbide manufacturing provides a natural barrier. Convenient traffic for tomorrow's internationalization laid a wide road.
We specialize in various of tungsten carbide products. Our products are sold to the UK, Europe, Japan, Korea, Taiwan area and Southeast Asia.
We strive for long-term business relationships with all customers, and look forward to being your first choice for your source of carbide.
Why choose us
1. We joined ****** Trade Assurance to make sure the buyer's benefit. If can't meet the details in the contract, 100% of your payment will be returned.
2. As a professional manufacturer, we have 18 years factory experience for tungsten carbide bit tips. We are devoting to the research and manufacturing of many different type and size.
3. You can see from the below picture that many customers visited our exhibition booth, more and more customers in the world are using our tungsten carbide bit tips, we received many good feedbacks or reviews from lots of countries.
Contact us
More products
