High Heat Resistance Diamond Impregnated Drill Bits Bq Nq Hq for Geological Drilling
An impregnated diamond core bit is a specialized drilling tool used for obtaining high-quality core samples from various rock formations. It consists of a metal matrix body with synthetic diamonds embedded throughout its surface. The diamonds are uniformly distributed and held in place by a powdered metal bond.
Core bit choice chart:
Rock Type | Rock Hardness | Abrasiveness | Hardness NO. |
Clay,Shale,Ash Stone,Gypsum,Tuff,Serpentinite,Calcite, Coal,Argillite,Volcanics,Sandly Pebble | Soft | Medium | BST 1/3 |
Sandstone,Lithoid Limestone, Limonite | Medium Soft | Very High | BST 3/5 |
Medium Hard Sandstone,Hard Shale, Hard Ash Stone,Dolomitic,Marble,Hard Schist, Hard Streak Stone,Siltstone,Andestite | Medium | High | BST 5/7 |
Peridotite,Gneiss,Limonite | Medium Hard | Medium High | BST 7/9 |
Pegmatite,Schist,Norite,Syenite,Gabbro,Peridotite, Grandiorite,Granite,Basalt,Hard Streak Stone | Hard | Medium To Low | BST 9/11 |
Amphibolite,Diorite,Rhyolite,Quartzite | Very Hard | Medium To Low | BST 11 |
Silicious,Hard Sandstone,Rhyolite, Dense Quartzite,Ironstone,Taconite,Jasperite,Chert | Utral Hard | Low | BST 14 |
Packing:
Situated in Wuxi City which is renowned as geological drilling equipment manufacturing cernter of China,Best Drilling has been specializing in geological equipment since 2008. and now it has become one of the leading manufacturers in this industry.
Best Drilling people sincerely look forward to working with you in the near future.