SPM350 - 140mm High Pressure dhd 350 dth hammer /coal mine drill rock bit / tungsten carbide button drill dth hammer bit

Product Description

SPM350 - 140mm High Pressure dhd 350 dth hammer /coal mine drill rock bit / tungsten carbide button drill dth hammer bit

Convex front:

Applications: soft to medium hard rock. Non abrasive formations. High penetration rate.
Typical formations: Limestone, hard limestone, shale.

Flat front:

Applications: Hard and abrasive formations, all-round. 
Typical formations: Granite, hard lime-stone, basalt.

Concave front:

Applications: Medium hard to hard formations. Less abrasive, fractured formations. Excellent control over hole deviation. 
Design feature: HD – larger gauge buttons. DGR – double (overlapping) gauge row. Only from 8". 
Typical formations: Granite, hard limestone, basalt.

The front can have it customized.

The button type can have it customized.

SPM 5'' DTH hammer bit

Main Features:

1. The material is imported from foreign special high-quality steel.

2. The carbide buttons are purchased from Sandvik.

3. After special treatment, the service life of anti-fatigue and anti-friction is longer than others.

Scope of application:

Mining, quarry, road building, well hole drilling, blasting, landslide prevention, dam reinforcement, anchoring, geothermal, hydrology, etc.

Certifications

Our Company

  Xuanhua Superman DTH Machinery Co., Ltd is a national high-tech enterprise, located in Xuanhua, 150km northwest of Beijing, a renowned industrial zone that has a title of "NO. 1 Prefecture West of Beijing". Covering a wide range of mining, excavating and constructing, the products of our company can be equipped in mines, petroleum, hydropower, transportation, forestry, geothermal drilling, well, photovoltaic and new energy industry, etc. Taking the world's leading position in down-the-hole drilling technology especially, the company has a business connection with dozens of countries.

  We guarantee that we supply customers with leading drilling products by our superior service and effective scheme. Meanwhile, we have been pursuing the goal that we shall do utmost to improve the service life of product, reduce the maintenance cost, and provide a perfect solution. Sincerely welcome friends from home and abroad, we will provide you product with the highest quality, and show our greatest sincerity for establishing the business relationship!

Packing & Delivery

1. Standard exporting package, wooden case or as your choice.

2. Shipping: By sea / By air / By express 

FAQ

Q1.Why choose us?

A1. High-quality products, reasonable price, professional team work.

Q2. Which industry can use our products?

A2.Mining, tunnel, foundation pit, quarry, oil, well, etc.

Q3. Do you have different type for different kind of stone?

A3. Yes, according hardness of stone and stone's feature, we have different type respectively.

Q4. If we need technical support, can you offer us?

A4. Yes, we have an experienced team, offering our customers additional benefits with specific advice.

Q5. Do you offer free samples?

A5. Normally we do not offer free samples, but we could properly adjust according to detailed requirement.

Q6. Is there cheap shipping cost to import to our country?

A6. For small order, express will be the best, and for bulk order, sea is best way but take longer time. For urgent orders, we suggest via air or by express send to your destination.

Q7. Which Express company you send? How many days we can receive?

A7. We are official partner of TNT, UPS, DHL, Fedx. It will take only 3-5 days after we sent.

Q8. When you can reply to me when I send you an Inquiry?

A8. We promise to reply within 24 hours ( includs holidays) on receipt of your inquiry.

Q9. Are you a manufacturer or agent?

A9: We are a manufacturer.