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6 Inch DTH Drilling Tools Wear Resist DHD 340-140 Drill Button Bits

6 Inch DTH Drilling Tools Wear Resist DHD 340-140 Drill Button Bits

6 Inch DTH Drilling Tools Wear Resist DHD 340-140 Drill Button Bits

Product Details:

Place of Origin: HUNAN CHANGSHA
Brand Name: Tianhe
Certification: ISO9001
Model Number: DHD340-140 drill bit

Payment & Shipping Terms:

Minimum Order Quantity: 1
Price: Negotiation
Packaging Details: dth bits are packed by Woodens outer side, and Cartons inner side.
Delivery Time: Shipped in 25 days after payment
Supply Ability: 5000pcs/month
Detailed Product Description
Rock Drilling Tools: DTH Drill Bit Material: Carbide
Processing Type: Forging Color: Glod(as You Need)
Use: Blasting,mining,tunneling Project Samples: Avaliable

Gold flat spehrical 4 inch DTH drilling tools of DHD340-140 drill bits.

 

6 Inch DTH Drilling Tools Wear Resist DHD 340-140 Drill Button Bits

 

6 Inch DTH Drilling Tools Wear Resist DHD 340-140 Drill Button Bits

 

 

General Introduction

 

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-around application bit face specifically for medium hard and homogeneous 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 theload and wear on the gauge buttons, but poor hole deviation control.

 

 

 

4. 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. Semi-Ballistic Buttons

 

 

 

2. Ballistic Button

 

 

 

3. Spherical Button

 

 

 

4. Two-step Button

 

Contact Details
Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

Contact Person: Ms.chen

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