7 7/8" 200mm Tri Cone Rock Bit Hard Rock Drilling With Tungsten Carbide Inserts
7 7/8" 200mm Hard Rock Drilling Tricone Rock Bit With Tungsten Carbide Inserts
Tri-cone bits are commonly used drilling tools in drilling engineering. Good quality roller cone drills are very helpful to improve drilling quality, improve drilling efficiency and reduce drilling costs. Based on practical experience, combined with the method of trial and error, we repeatedly design and calculate, and produce high-quality roller cone drills. The price is also very favorable. At present, the roller cone drill is already one of our best-selling products. We welcome inquiries from customers all over the world.
Application
Borehole drilling, Civil Infrastructure, civil engineering, and infrastructure, for rock core drilling, Soil Testing and sampling, geophysical survey companies, Pile foundation drilling, bridge drilling, wind power generation, large-mouth engineering drilling, oil field, metallurgy, mining, geological mineral exploration, water conservancy and hydropower construction, coal mine, mine tunnel drilling, grouting reinforcement engineering, highway, subway, high-speed rail, concrete core sampling, etc, Coring exploration, drilling.
| IADC | Rock formation | WOB (KN/mm) | PRM(r/min) |
| 417/427/437 | Low compressive strength, high drill-ability and extremely soft formation, like shale, clay, sandstone, conglomerate etc | 0.35~0.90 | 140~70 |
| 447 | Low compressive strength, high drill-ability and soft formation, like shale, clay, sandstone, soft limestone, salt rock, plaster etc. | 0.35~1.00 | 140~60 |
| 517 | Low compressive strength, high drill-ability and soft formation, like shale, clay, sandstone, soft limestone, salt rock, etc | 0.35~1.05 | 120~50 |
| 527 | Soft formation with low compressive, like Low compressive strength, high drill-ability and soft formation, like shale, clay, sandstone, soft limestone, salt rock, anhydrite etc. | 0.35~1.05 | 120~50 |
| 537/547 | Low compressive strength, medium hard formation with hard abrasive interlayer, like Hard shale, anhydrite, soft limestone, sandstone, dolomite with mezzanine, etc. | 0.50~1.05 | 110~40 |
| 617/627 | High compressive strength, medium hard and thick hard interlayer, like hard shale, limestone, sandstone, dolomite, etc. | 0.50~1.05 | 80~40 |
| 637/737 | High compressive strength, medium hard and high abrasive formation, like limestone, dolomite, sandstone, chert, etc. | 0.7~1.20 | 70~40 |
Packing: standard exporting packing.
Delivery: Normally 7-10 days after your advanced payment.
Company Profile
Glorytek Industry (Beijing)Co.,Ltd., is specialized in manufacturing high quality rock bit since 20 years ago, especially for tricone bit, PDC bit, hole opener, single cone bit and drag bit. With advanced CNC machines and R&D team and on-time delivery. we have kept our clients ahead of schedule and under budget by providing the highest quality tools at the best possible prices.
Due to the continuous effort and improvement, Glorytek’s market share keeps increasing rapidly, meanwhile, the perfect after-sales service is providing a strong support and guarantee for the expanding of business cooperation. Till now, we enjoy the good reputation and our products have been winning the confidence of a lot of domestic and overseas customers like Canada, Australia, Nigeria, Pakistan, Russia, Ethiopia, Indonesia, Malaysia, etc. more than 30 countries. Welcome new clients!
Jane Cheng
Sales Representative
Glorytek Industry ( Beijing ) Co., Ltd.
Address:No.B-2507, DongWeiCheng, GuanZhuang,Chao Yang District, Beijing, China.
Tel: +86-10-52864265/52864786
Fax: +86-10-52037270
Mobile:+86-13426420230
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.