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BR1,BR2,BR3 Middle-low Air Pressure Down The Hole DTH Hammers Drilling Bits with/without Foot Valve
| Price: | US$ 420 |
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| Minimum Order: | 1 unit |
| Payment Terms: | T/T |
| Port of Export: | shanghai |
Product Details
| Model No.: | BR1,BR2,BR3 Middle-low Air Pressure Down The Hole DTH Hammers Drilling Bits | Brand Name: | New Diamond |
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| Certification: | ISO9001 |
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| Specification: |
Bit face shape selection:
1. Drop Center Bit For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation control. 2. Concave Face The all-round application bit face specifically for medium hard and homogenerous rock formations. Good hole deviation control and good flushing capacity. 3. Convex Face For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce the load and wear on the gauge buttons, but poor hole deviation control. 4. Double Gauge Face This kind of face shape is suitable for fast penetration rates in medium to hard rock formations. Designed for high air pressures and good resistance to steel wash step gauge bit. 5. Flat Face Bit This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash. Carbide button shape selection: 1. Domed/Round Button 2. Parabolic/Semi-Ballistic Buttons 3. Ballistic Button 4. Sharp Button 5. Flat Button |
Packaging & Delivery
| Packaging: | Inner package with cartons,outer package with wooden case |
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| Delivery/Lead Time: | 3 weeks |
| Production Capacity: | 1000 unit/month |
Product Description
DTH hammer:
1. 10 years manufacturing experience;
2. Certificate: ISO9001:2008
3. Material: Carbide
NBR Series DTH Hammers are designed to operate efficiently at low air pressures and medium air pressures, using BR series bits.
Advantages:
1. The operating air pressures are between 0.7Mpa and 1.75Mpa.
2. Valveless hammers.
3. Simple structure, easy to assemble and to disassemble, long life.
4. Higher impact frequency and faster drilling speed.
5. Lower air consumption and low oil consumption. A hole can be drilled on the check valve to provide more efficient cuttings discharge.
6. Especially suitable for quarrying.
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SUPPLIER PROFILE
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| Company: | Hunan New Diamond Construction Machinery Co.,ltd | ||
| City/State | Yueyang, Hunan | Country: |
China 
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| Business Type: | Export - Manufacturer / Trading Company | Established: | 2011 |
| Member Since: | 2017 | Contact Person | Tinny Lee |
SUPPLIER PROFILE
City/State/Country -
Yueyang, Hunan
China
Business Type -
Export - Manufacturer / Trading Company
Established -
2011
Member Since -
2017
Contact Person -
Tinny Lee