Product Description
Best quality tungsten carbide drilling bits
1. 100% raw material to produce tungsten carbide products.
2. Hip sintered, high hardness, high wear resistance
3. Various sizes and full types available
4. Reasonable price,Fast delivery time
5. OEM Customized(small order accepted,professional technical support)
6.ISO 9001 Certification
More details of specific type, please inform us
Product information
Remark:Customed Size Will be welcomed
Grade information
| Grade |
Density
g/cm3 |
TRS
MPa |
Hardness
HRA |
Performance & application recommended |
| YG4C |
15.10 |
1800 |
90.0 |
Mainly used as small buttons for percussion bits to cut soft and medium hard formations. |
| YG6 |
14.95 |
1900 |
90.5 |
For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring. |
| YG8 |
14.80 |
2200 |
89.5 |
For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring. |
| YK05 |
14.95 |
2500 |
90.5 |
Mostly used as the buttons of small and medium sized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formations. |
| YG8C |
14.80 |
2400 |
88.5 |
| YG11C |
14.40 |
2700 |
86.5 |
Largely for the inserts and buttons of percussion bits and tricone bits to cut medium-hard, hard, and very hard formations. |
| YG13C |
14.2 |
2850 |
86.0 |
Primarily for the buttons of tricone bits and inserts of rotary percussion bits to cut hard and very hard formations. |
| YG15C |
14.0 |
3000 |
85.5 |
For oil cone drill bits, for medium soft and medium-hard rocks. |
Company Information
Zhuzhou Old Craftsman Precision Alloy Co., Ltd was established in year 2014, a professional tungsten carbide manufacturer combined with R&D, production, sales, technical services.
Adhering to the spirit of "artisan", through the sublimation of cemented carbide traditional crafts and the exploration of modern cutting-edge technology; the application of new materials, new technologies and new methods; can produce many kinds of carbide products, such as universal carbide products, non-standard carbide products, mold material, wear-resisting parts, Magnetic carbide, carbide tools, vacuum welding carbide and steel, and other diversified products, widely used in machinery, equipment, building materials, oil and gas, mining, electrical, plastic, aerospace and other manufacturing industries.
We have a variety of modern first-class alloy production equipment, such as powder-mixing line, mold forming, injection, CNC machining, HIP sintering, vacuum welding, CNC grinding, EDM and so on; independently designing out dedicated CNC grinding center for tile cutters and rubber crusher. Complete inspection equipments support the comprehensive inspection on density, hardness, strength, metallographic phase.
Goods are produced based on ISO 9001 standard strictly from the beginning of the establishment; every production process is controlled by MES system. With the insistent heart, craftsman skill, customer's joy, we manufacture and supply the tungsten carbide products solution. At present, goods are exported to Europe and America, Southeast Asia, Africa, South America, the Middle East etc.
Your choice and satisfaction is our only aim!
Production process
Mixture(WC+CO+alcohol)→wet grinding→ drying→grinding again→suppression(Oil press,Automatic hydraulic press)→QC for blank→rubber extrusion→
Wc+Co→sintering(sintering pressure & vacuum sintering)→
tungsten carbide blank→Fine grinding→QC→packing
Applications
Cemented carbide inserts for mining and oil-field rock bits
Hot Products
Company Profile
Our advantage on carbide brazing products:
1. Full experience in the brazing. We have done thousands of carbide brazing experiments over the past 8 years, obtaining mature experience.
2. Comprehensive quality control. We inspect the quality throughout the whole production line.
3. Fast delivery. We have experienced workers and advanced equipment to ensure the delivery.
4. Excellent after-sales service, We keep in touch with our customers to earn their satisfaction.
Packaging & Shipping
Q&A
Q: Are you a trading company or manufacturer?
A: We are a factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 25-35 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What are your terms of payment?
A: Payment< 1000 USD, 100% in advance. Payment> 1000 USD, 30% T/T in advance, balance before shipment.
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