carbide vacuum brazed diamond core drill bit

Specifications

core drill bit.
1.carbide button bits at best price
2.fast delivery.
3.quality guarantee.

carbide vacuum brazed diamond core drill bit

1,The application of the carbide button bits

 

1.Carbide button has a unique performance, it is widely used in petroleum drilling

 and snow removal, snow plow machines and other equipments.

 

2.Also be used for drilling, mining and road sweeping machine, 

snow removal and road maintenance tools. More. 

it has a great help in quarrying, mining, tunneling tools, as well as civil construction.

 

2,Grade of carbide button bits

 

Grade	Density	T.R.S	Hardness	Performance & application recommended						China Grade
	g/cm3	MPα	HRA
MK4	15.1	1800	90.0	Mainly used as small buttons for percussion bits to cut soft and medium hard formations.						YG4C
MK6	14.9	2100	90.0	For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, usd in geological prospecting, coal mining and oil well boring.						YG6
MK8	14.7	2400	89.5	For coring crowns, electric coal drill bits, coal cutting picks, cone drill bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring.						YG8
MK10	14.7	2450	88.5	Mostly used as the buttons of small and mediumsized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formations.						YG8C
MK15	14.6	2450	87.8	Suitable to strips, conical buttons for rotary percussion-resistant, geological prospecting buttons, cut soft and medium hard formations.						YK15 YG9C
MK20	14.4	2550	87.0	Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations.						YK20 YG10C
MK25	14.5	2600	87.5	Primarily for the buttons and inserts of rotary percussion bits to cut medium hard and very hard formations.						YK25
MK30	14.4	2600	87.0	Largely for the inserts and buttons of percussion bits and tricone bits to cut medium-hard, hard, and very hard formations.						YG11C
MK40	14.2	2650	86.5	Predominatly for the buttons of tricone bits and inserts of rotary percussion bits to cut hard and vey hard formations.						YK40   YG13C
MK50	14.0	2700	86.5	For oil cone drill bits, for medium soft and medium -hard rocks.						YG15C
MK60	14.0	2500	87.5	Good strength and less wear resistance, for bits of rotary hammer rock drills and heavy rock drills, for hard and very hard rocks.						YG15
Other grades may be offered by customers' requirements

 

3, Carbide button bits display