Hunan New Diamond Construction Machinery Co., Ltd.
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | According to order quantity |
| Delivery Time | 5-8 work days |
| Packaging Details | Carton packaging and wooden box packing |
| Weight(KG) | 90-112KG |
| Processing Type | Forging |
| THE Drill Head Diameter(mm) | 275-350mm |
| Spline Key Number | 10 |
| Bit face | Center drop/Flat/convex/concave/double gauge face bits |
| NO.Air Holes | 4 |
| Brand Name | New Diamond |
| Model Number | NUMA100 |
| Certification | ISO9001:2008 |
| Place of Origin | Hunan, China (Mainland) |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Supply Ability | According to order quantity |
| Delivery Time | 5-8 work days | Packaging Details | Carton packaging and wooden box packing |
| Weight(KG) | 90-112KG | Processing Type | Forging |
| THE Drill Head Diameter(mm) | 275-350mm | Spline Key Number | 10 |
| Bit face | Center drop/Flat/convex/concave/double gauge face bits | NO.Air Holes | 4 |
| Brand Name | New Diamond | Model Number | NUMA100 |
| Certification | ISO9001:2008 | Place of Origin | Hunan, China (Mainland) |
| High Light | hard rock drill bits ，ballistic button bits ，NUMA100 DTH Rock Drill Accessories | ||
NUMA100 DTH Rock Drill Accessories High Wear Resistance For Rock Drill Down Hole
Description
Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use quality hardened steel alloy for the bit body and premium quality tungsten carbide buttons. With superb performance and long life span. Our bits won high reputation among our customers.
1. Button Shape: Spherical,Semi-ballistic,Ballistic.
2. Durable performance, wear resistant and withstanding large impacting force.
3. Long life span.
5. Fast delivery time.
Specifications
| NUMA | Head shape | Diameter mm | Number of vents | NO X button diamter |
weight (KG) | ||
| Toothed | Gauge | Front | |||||
| NUMA100 | Convex concave | 275 | 2 | Round Button | 12XØ19 | 8XØ18+19XØ16 | - |
| Convex concave | 305 | 3 | Round Button | 15XØ19 | 27XØ18+8XØ16 | - | |
| Convex concave | 350 | 4 | Round Button | 16XØ19 | 32XØ18+14XØ16 | - | |
| We can design and manufacture according to customers requirement of the bit diameter,the NO.of air holes,carbide buttons and the face shape. | |||||||
1. Long life span: the wear-resist of tungsten carbides is 10-20 times higher compared with other similar materials, which greatly extends the life of the carbide bits;
2. High drilling efficiency: the high grade hardness of the carbides can always stay sharp, which could increase the drilling speeds too;
3. New Diamond's bits are widely used in different rock formations like carbonate rock,limestone,chalk rock, clay rock,siltstone and sandstone;
4. It can greatly reduce the drilling cost, because of its high drilling speed and life span, which reduces the times to changes bits in the drilling service.
Company Details
Business Type:
Manufacturer
Year Established:
2011
Total Annual:
1,000,000-40,000,000
Employee Number:
100~300
Ecer Certification：
Active Member
Hunan new diamond Construction Machinery Co., Ltd. is a professional engaged in the research and manufacture of drilling and pneumatic tools of modern high-tech enterprises。 The main research and manufacture of high air pressure DTH hammer, drill hole, drill pipe and drilling ... Hunan new diamond Construction Machinery Co., Ltd. is a professional engaged in the research and manufacture of drilling and pneumatic tools of modern high-tech enterprises。 The main research and manufacture of high air pressure DTH hammer, drill hole, drill pipe and drilling ...
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