Hammer For Rock Drilling Water Well Mining 8 Inch QL80 DTH Hammer
Application:
Hole Drilling,oil,water well,Underground Mining,ore
Description:
“DTH” is the short for “Down The Hole” and sometimes it is also called “RAB” in some markets, “RAB” is short for “Rotary Air Blasting”.
Specifications:
Description | Thread connection | Outside diamete | Rec. hole size | Shank style | Working pressure | Length without bit, | Weight without bit | |||||
shoulder to shoulder | ||||||||||||
mm | inch | mm | inch | bar | psi | mm | inch | kg | lbs | |||
QL 80 STD | API 4 1/2 Reg Pin | 181 | 7 1/8 | 200 - 305 | 7 7/8 - 12 | QL 80 | 6-24 | 87-350 | 1461 | 57 1/2 | 203 | 446 |
QL 80 STD | 4 1/2 BECO Pin | 181 | 7 1/8 | 200 - 305 | 7 7/8 - 12 | QL 80 | 6-24 | 87-350 | 1461 | 57 1/2 | 203 | 446 |
QL 80 HF | API 4 1/2 Reg Pin | 181 | 7 1/8 | 200 - 305 | 7 7/8 - 12 | QL 80 | 6-24 | 87-350 | 1461 | 57 1/2 | 203 | 446 |
QL 80 HC | API 4 1/2 Reg Pin | 181 | 7 1/8 | 200 - 305 | 7 7/8 - 12 | QL 80 | 6-24 | 87-350 | 1478 | 58 3/16 | 203 | 446 |
QL 85 QM | API 4 1/2 Reg Pin | 194 | 7 5/8 | 216 - 305 | 216 - 305 | QL 80 | 6-24 | 87-350 | 1461 | 57 1/2 | 250 | 551 |
Advantage:
High Performance,High Wear Resistant,High-efficiency