button rock drill bit

Brand:aa

Product detail:

Specification of button rock drill bits

1) Our button rock drill bits are made with best quality alloy steel bar and tungsten carbide buttons, through special heat treatment.

2) Our button rock drill bits are suitable for all kinds of rock—Soft rock, loose-medium rock, hard rock and any other special formations.

3) Our button rock drill bits are divided into planar and concave heart-shaped, easy return type, easy to return to the concave heart-type.

4) Our button rock drill bits areexporting to Middle East, South Africa, Europe, South Asia, Southeast Asia, etc.

 

 

Feature of button rock drill bit

(1) Type: button rock drill bit   

(2) Diameter: 38-127mm

(3) Bit design: flat, flat retrac, drop center, drop center retrac

(4) Thread diameter: 32, 38, 45, 51mm

(5) Package: in wooden case or in carton

(6) Productivity: 20000pcs/ month

 

 

Parameter of button rock drill bit

 

 

  Materials of button rock drill bit

Item	Material
T45 thread button bits	45CrNiMo1V
T45 thread button bits alloy head	Yk05
Mf rod	22 CrNi3Mo
Bench drill rod	22 CrNi3Mo
Shank adapter	30CrNi4Mo and 18 CrNi3Mo
Pneumatic picks tools	T10
Extension rod	35SiMnMo
Small hole drilling tools	55SiMnMo and 95 CrMo

 

 

Quick details of button rock drill bit

All thread bits are available in various flushing hole configuration. In general, the rule is that Semi-spherical type bit design are applied to very hard rock. Ballistic type to medium hard and Conical type to soft rocks.

 

Bit design	Brief Introduction
Drop center	Perfect in abrasive formations where there is accelerated button wear or in medium to hard rock when ballistic buttons have tendency to break.
Drop center/retrac	To be used in medium-hard and fissured rock formations, better hole deviation control.
Flat front	Ideal for medium hard rock when the rock formation causes heavy gauge wear on the bit. Can also used in very hard and abrasive rock formations.

 

 

Pictures of button rock drill bit