2, Minging tips mainly used as samll buttons for corning crowns, coal mining and oil well boring. As per different application, people chose different grades of the mining tips.

3, Tungsten carbide ensures wear resistance and also working efficiency.

4, We offer different kinds of buttons for mining and oil-field drill bits.

5, We have been producing tungsten carbide for over 18 years.

6, We have large scale of capacity, with 50 tons per month production.

7, Products are widely exported to Europe, America, Australia, Brazil, India, Russia etc.

X type wedge buttons

type	dimension
type	D	H	h	SR	e	a°
SX0809-E10	8.25	9.0	5.5	1.35	1.0	20
SX1013-E16	10.25	13.0	9.0	2.5	1.6	18
SX1115-E15	11.25	15.0	8.0	2.75	1.5	18
SX1114A-E13	11.30	14.0	8.1	3.50	1.3	20
SX1117B-E13	11.3	17.1	9.1	3.00	1.3	20
SX1118C-E11	11.30	17.8	10.1	3.15	1.1	18
SX1621-E20	16.35	21.0	11.0	2.60	2.0	18
SX1623-E20	16.35	23.0	12.0	3.00	2.0	18

General grades for tungsten carbide button

grade	density g/cm3	hardness HRA	T.R.S MPa	performance&application recommended	ISO
mk20	14.5	87.5	2800	primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations	k30
mk30	14.4	87	2850	largely used for the inserts and buttons of percussion bits and tricone bits to cut medium-hard,hard and very hard formations	k20-k30
mk40	14.2	86	2900	mainly used for the buttons of tricone bits,and inserts of rotary percussion bits to cut hard and very hard formations	k40
mk50	14	85	3000	for oil cone drill bits,for medium soft and medium-hard rocks	k40
mk60	14	87	3000	good strength and less wear resistance,for bits of rotary hammer rock drills and heavy rock drills,for hard and very hard rocks	k40

Company information

Product Tags:

tungsten carbide button bits

tungsten carbide tips

tungsten carbide welding tips

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