M50 2 3/8'' API REG Pin Hammer Without Foot Valve For Hard Ground Drilling
Brand Name:SOLLROC
Certification:SGS
Model Number:M50 HAMMER
Minimum Order Quantity:1 piece
Delivery Time:18 working days
Payment Terms:T/T,
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Location:
Changsha Hunan China
Address:
No55. Jiucaiyuan road, Furong District, Changsha, Hunan,China
Supplier`s last login times:
within 21 hours
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Product Details
M50 2 3/8'' API REG Pin Hammer without Foot Valve for Hard Ground Drilling
Product description
DTH hammer is a percussion system driving a piston inside hammer
body with up and donw motion by compressed air and transmitting an
intensive percussion energy to the bit to enable the drilling by
crushing the rock. Drilling method by DTH hammer exerts high
drilling performance especially for drilling hard rock and
contributes for shortening work schedule. Hence, this method is
widely utilized for foundation work, landslide prevention work,
quarrying services, marine civil work, etc.
Product Advantages:
1. Its ultra high performance features,
2. Hammer connect with drill bits no longer require Foot Valves.
3. The elimination of foot valve associated with the drill bit
offers various technical and economical advantages.
DTH Hammer specification:
| shank | M50 |
| Length(less bit) | 1106mm(43.54n) |
| External diameter | 125mm(4.92in) |
| Top sub thread | API 2 3/8”REG API 3 1/2'' REG |
| Weight(less bit) | 65.7kg(144.84lbs) |
| Hole range | 135mm-152mm |
| Working pressure | 1.0-2. 5Mpa(145-362.5psi) |
| Impact rate at 1.7Mpa | 29Hz |
| Recommended rotation speed | 30-60rpm |
Face shape Features
M50 2 3/8'' API REG Pin Hammer Without Foot Valve For Hard Ground Drilling
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