Large diameter DTH designed by SHANDIKE Drill for over a decade, boasts stable performance and a long service life
Large diameter DTH designed by SHANDIKE Drill for over a decade, boasts stable performance and a long service life.It excels in challenging terrains like karst caves, gravel layers, block stones, and slightly wea- thread bedrock, extensively used in pile foundations, water well drilling and other projects.
Features
◆Simple structure without an inner cylinder, ensuring high reliability and easy maintenance.
◆Drilling hard rock with high penetration rates.
◆Manufactured from special steel, resulting in low failure and crack rates.
◆Features a dedicated fixed position for the hammer casing enabling convenient modifications.
Hammer mode | Dth bit shank | Foot valve | Thread connection | Hammer OD(mm) | Rec.hole size(mm) | Length without bit(mm) | Piston (kg) | Hammer weight(kg) | Working pressure(bar) |
TK12H | DHD112 | Yes | API65/8"REG | 275 | 305-380 | 1698.5 | 116.5 | 551 | 16-35 |
TSK12H | DHD112 | No | API65/8"REG | 275 | 305-380 | 1818 | 121.5 | 560 | 16-35 |
TK12S | SD12 | Yes | API65/8"REG | 275 | 305-380 | 1678.5 | 121.5 | 548 | 16-35 |
TSK12S | SD12 | No | API65/8"REG | 275 | 305-380 | 1743.5 | 121.5 | 545 | 16-35 |
TK12N | NUMA120 | Yes | API65/8"REG | 275 | 305-380 | 2015 | 120.5 | 578 | 16-35 |
TK12HN | NUMA125 | Yes | API65/8"REG | 275 | 305-380 | 1699 | 116.5 | 550 | 16-35 |
TK12L | QL120 | Yes | API65/8"REG | 275 | 305-380 | 1699 | 116.5 | 550 | 16-35 |
TK14 | TK14 | Yes | API75/8"REG | 335 | 400-500 | 1954 | 198 | 894 | 16-35 |
TK24 | TK24 | Yes | API85/8"REG | 540 | 650-800 | 2270 | 680 | 2890 | 16-35 |
TK28 | TK28 | Yes | Hexagonal | 650 | 800-1150 | 2618 | 790 | 4582 | 16-35 |
Notice: There is a chance that SHANDIKE may make changes on above-mentioned information. Product pictures and parameters about models, data, performances and specifications on this website are for reference only.