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Hunan New Diamond Construction Machinery Co., Ltd.
Hunan New Diamond Construction Machinery Co., Ltd.
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High Wear Resistance Casing Drilling System

Hunan New Diamond Construction Machinery Co., Ltd.
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High Wear Resistance Casing Drilling System

Brand Name : New Diamond
Model Number : High Air Pressure DTH hammer
Certification : ISO9001:2008
Place of Origin : Hunan, China (Mainland)
MOQ : Negotiable
Price : Negotiable
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
Type : Hammer
Processing Type : Forging
Use : Ore Mining
Color : Required
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1.according to China's mining conditions, to absorb the advanced technology of domestic and foreign impactor and design and manufacture of the latest products.

2.reasonable selection of materials, advanced manufacturing technology, quality assurance perfect.

3.has higher drilling speed.

4.can provide hardening treatment in order to prolong the service life and reduce the cost of use.

5.single impact power is large, and the power consumption of broken rock is low.

6.piston and bit weight to have the best momentum transfer.

7.the modern theory is adopted in the structural design, which makes the stress wave duration longer, the stress amplitude is lower, and the piston life is long.


Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole,mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields.


NSD Series High Air Pressure DTH Hammers Without Foot Valve
Item DescriptionWeight(kg)
1,Top Sub6.5013.7020.0034.0059.0070.00
2,“O” Ring Of Top Sub0.100.0150.0150.0150.030.04
3,Breakout Ring0.300.500.80
4,Chenck Valve0.350.700.701.201.402.00
6,Air Distributor1.502.003.506.0010.5016.00
7,Internal Cylinder2.102.804.206.5012.5025.00
9,External Cylinder15.3024.0028.0059.00110.00175.00
10,Guided Sleeve1.302.602.506.0011.5025.00
11,“O” Ring Of Stop Ring0.0050.
12,Stop Ring0.200.500.501.201.504.50
13,Breakout Ring0.300.500.08
14,Drive Chuck4.007.507.5016.0031.5048.00
15,Drill Bit9.8016.0027.0037.00108.00165.00
NSD Series High Air Pressure DTH Hammers With Foot Valve
Item DescriptionWeight(kg)
1,Top Sub6.5015.0020.0041.0059.0070.00
2,“O” Ring Of Top Sub0.
3,Breakout Ring0.010.200.300.80
4,Chenck Valve0.421.001.001.501.403.00
6,Compression Buffer0.
7,Air Distributor2.203.505.0012.5011.5020.00
8,Internal Cylinder2.505.008.6011.0023.00
10,External Cylinder15.6015.5035.0065.00110.00170.00
11,Guided Sleeve0.0225.
12,“O” Ring Of Stop Ring0.200.010.501.200.604.80
13,Stop Ring0.501.503.404.5018.00
14,Breakout Ring0.010.300.80
15,Drive Chuck4.007.507.5015.5024.0051.00
16,Drill Bit9.6015.6025.8037.00115.00120.00

Feature Advantage

1.Price commitment: in order to ensure the high reliability of products, raw material selection are using grapefruit brand products; under the same competitive conditions, and not to reduce product technical performance on the basis of sincerity at a favorable price to customers.

2.Quality commitment: product manufacturing and testing have quality records and inspection data; the performance of the product can withstand customer inspection.

3.Customer service: in order to create new diamond brand, enhance the visibility of enterprises,establish corporate image, we serve customers with the principle of "preferential prices, good service, reliable product quality" principle.

The appearance of the picture is different from that of the actual product, and the actual product is the standard.

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dth drilling system


ring bit drilling system

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