Coal Mining Bit

  • Description
Product Detail

Coal Mining bit

We manufacturer coal mining bit with better quality and cheaper price,common size like 25mm,27mm,28mm,30mm,32mm,42mm,48mm,2 wings and 3 wings coal mining bit are available.


1.Product Introduction of Coal mining bit

Coal mining bit made with PDC diamond cutters will have higher wear resistance and impact resistance compared with tungsten carbide coal mining bit,they are widely used for bolt support of coal mining,has good performance in hard rock mining.

2.Product Specification of coal mining bit

Diameter(mm)

PDC cutter

Wings

Drilling ways

Thread Shank Size

25.4mm

Round 13mm PDC

2

Dry drilling

Hex

27mm

Half round 19mm PDC

2

Dry drilling

Hex

27mm

Half round 13mm PDC

Or Round 13mm PDC

2

Wet drilling

M14*1.5,M16*2,R17,R22

or others as requested

28mm

Half round 13mm

Or Round 13mm

2

Wet drilling

M14*1.5,M16*2,R17,R22

or others as requested

30mm

Half round 13mm

Or Round 13mm

2

Wet drilling

M14*1.5,M16*2,R17,R22

or others as requested

32mm

Half round 13mm

Or Round 13mm

2

Wet drilling

M14*1.5,M16*2,R17,R22

or others as requested

42mm

Round and half round 13mm

2

Wet drilling

M14*1.5,M16*2,R17,R22

or others as requested

42mm

Half round 13mm

3

Wet drilling

M14*1.5,M16*2,R17,R22

or others  as requested

48mm

Round and half round 13mm

2

Wet drilling

M14*1.5,M16*2,R17,R22

or others as requested

3.Production Feature and Application of coal mining bit

High strength,good wear resistance,high drilling speed,longer drilling life

Widely used in Anchor bolt mesh supporting of coal mining,cable bolting

4.Production details of coal mining bit


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5.FAQ

Q:May I know more about your company?

A:Yes,Besharp Diamond Co.,LTD was established in 2010,as a professional manufacture of PDC drill bits,we produce about 150,000 piece PDC drill bits once year,the drill bits have good reputation for its good quality among customers.

Q:What about the coal mining bit grade?

A:High grade,we use high quality PDC cutters and mature welding technology, the drill bit has fast drilling speed,longer drilling life,has good performance in hard rock formation like sandstone,limestone,marble,granite

Q:How about the coal mining bit price?

A:We are manufacturers so we give you the best price,we are aiming to supply you the high cost performance coal mining bit.

Q:What about the delivery time?

A:Depend on the quantity,for the normal type,below 1000PCS,within 10 working days.

1000-5000PCS,within 20 working days.

For customized type,for samples,it will take longer,usually we will arrange shipment within 20days.

Q:How about your after sale service?

A:We pay more attention to the after sales service,both for samples and regular order,if you have any comments or suggestions more than our products,pls tell us freely,we will give you positive response promptly.

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Besharp Diamond Co.,Ltd

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