- High durability
- Various types
- Tightly with PDC layer
description
Description
Tungsten carbide inserts for coal drill bits are made from high quality steel and high quality tungsten carbide via forging, welding and heat treatment. This tungsten carbide coal drill bit has high toughness and wearable properties. It can be used for producing rotary bit and other rock drill bits in the coal mining. Customers can select suitable tungsten carbide inserts according to their specific needs.
Common grades for tungsten carbide buttons
Grade | Density g/cm3 | TRS MPa | Hardeness HRA | Applications |
YG4C | 15.10 | 1800 | 90.0 | It is mainly used as an impact drill for cutting soft, medium and hard materials |
YG6 | 14.95 | 1900 | 90.5 | Used as electronic coal bit, coal pick, petroleum cone bit and scraper ball tooth bit. |
YG8 | 14.80 | 2200 | 89.5 | Used as core drill, electric coal bit, coal pick, petroleum cone bit and scraper ball tooth bit. |
YG8C | 14.80 | 2400 | 88.5 | It is mainly used as the ball tooth of small and medium-sized impact bit and as the bearing bush of rotary exploration drill. |
YG11C | 14.40 | 2700 | 86.5 | Most of them are used in impact bits and ball teeth used to cut high hardness materials in cone bits. |
YG13C | 14.2 | 2850 | 86.5 | It is mainly used for cutting ball teeth of medium and high hardness materials in rotary impact drill. |
YG15C | 14.0 | 3000 | 85.5 | It is a cutting tool for oil cone drill and medium soft and medium hard rock drilling. |
Zhuzhou Better Tungsten Carbide Co., Ltd
ADDRESS： B/V 12-305, Da Han Hui Pu Industrial Park, Zhuzhou City, China.
Phone：+86 18173392980
Tel：0086-731-28705418
Fax：0086-731-28510897
Email：[email protected]
Whatsapp/Wechat：+86 181 7339 2980
