Carbide Mining Bits
K20 Series
Mainly used in mining, tunnel excavation. Engineering construction projects and other fields.Easy brazed ,low production cost.high Wear resistance
Quantity
Carbide Mining Bits
Made by YG11C or YG15C cemented carbide,brazed on the drill body,Mainly used in mining, tunnel excavation. Engineering construction projects and other fields.Easy brazed ,low production cost.high Wear resistance
K20 Series For making cross and X-shaped cemented carbide drill bits |
| Type | Dimension | ||||||||
| L | H | S | R | r | r1 | ||||
| 基本尺寸 | 允许偏差 | 基本尺寸 | 允许偏差 | 基本尺寸 | 允许偏差 | ||||
| Dim | Tol. | Dim | Tol. | Dim | Tol. | ||||
| K2012 | 12 | ±0.35 | 12 | ±0.35 | 8 | ±0.25 | 16 | 0.5-1.0 | 1 |
| K2013 | 13 | ±0.4 | 12 | ±0.35 | 8 | ±0.25 | 16 | 1 | |
| K2014 | 14 | ±0.4 | 12 | ±0.35 | 8 | ±0.25 | 17 | 1 | |
| K2015 | 15 | ±0.4 | 12 | ±0.35 | 8 | ±0.25 | 20 | 1 | |
| K2017 | 17 | ±0.4 | 14 | ±0.4 | 8 | ±0.25 | 20 | 1 | |
| K2019 | 19 | ±0.4 | 14 | ±0.4 | 8 | ±0.25 | 22 | 1 | |
| K2020 | 20 | ±0.4 | 16 | ±0.4 | 10 | ±0.25 | 23 | 1.5 | |
| K2020A | 20 | ±0.4 | 16 | ±0.4 | 10 | ±0.25 | 23 | 1.5 | |
| K2022 | 22 | ±0.4 | 16 | ±0.4 | 10 | ±0.25 | 25 | 1.5 | |
| K2024 | 24 | ±0.4 | 16 | ±0.4 | 10 | ±0.25 | 27 | 1.5 | |
| K2026 | 26 | ±0.5 | 16 | ±0.4 | 10 | ±0.25 | 29 | 1.5 | |
| K2028 | 28 | ±0.5 | 16 | ±0.4 | 10 | ±0.25 | 31 | 1.5 | |
| K2030 | 30 | ±0.5 | 18 | ±0.4 | 12 | ±0.25 | 35 | 1.5 | |
| K2032 | 32 | ±0.5 | 18 | ±0.4 | 12 | ±0.25 | 38 | 2 | |
| K2035 | 35 | ±0.5 | 20 | ±0.4 | 15 | ±0.4 | 45 | 2 | |
| K2041 | 41 | ±0.5 | 22 | ±0.4 | 17 | ±04 | 51 | 2 | |
| K2045 | 45 | ±0.5 | 25 | ±0.4 | 19 | ±0.4 | 57.5 | 2 | |
| K2053 | 53 | ±0.6 | 25 | ±0.4 | 20 | ±0.4 | 59 | 2 | |