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Reaming drill bit R32 R38 with 76mm，89mm，102mm，127mm size for tunnel drill.

Category:

Thread Button Bit

Description:

Key words:

Bits

Reaming drill bit R32 R38 with 76mm，89mm，102mm，127mm size for tunnel drill.

Description of the model:

Product technical parameters:

				NO.Button size			NO.Flushing Holes (PCS)
Number	Model	Bit Dia.(mm)	Thread	Gauge	Front	Gauge tooth angle	Side	Front	Weight (KG)
LK001	LK76-R28-12Q-35-B12	76	R28	9×12	2×10 1×9	35°	3	1	1.8
LK002	LK76-R28-12Q-35-B12-40	76	R28	9×12	3×10	35°	3	1	2.0
LK003	LK76-R32-12Q-35-B12	76	R32	9×12	3×10	35°	3	1	1.8
LK004	LK76-R32-12Q-35-B12-40	76	R32	9×12	3×10	35°	3	1	2.0
LK005	LK89-R32-15Q-35-B12	89	R32	12×12	3×10	35°	2	1	2.5
LK006	LK89-R32-15Q-35-B12-40	89	R32	12×12	3×10	35°	2	1	2.7
LK007	LK102-R32-15Q-35-B13	102	R32	12×13	2×13 1×11	35°	2	1	3.5
LK008	LK102-R32-18Q-35-B12-40	102	R32	14×12	4×8	35°	2	1	3.8
LK009	LK127-T38-17Q-35-B14	127	T38	14×14	2×12 1×11	35°	2	1	4.8
LK010	LK127-T38-17Q-35-B14-48	127	T38	14×14	3×10	35°	2	1	5.3

Products introduction:

Pulanka Dome Bit for Reaming R32 , T38 , T45 , T51 , ST58 Reaming Button Bit

top hammer drill bits include thread connection of T38,T45,T51,T60,GT58,ST58,GT60,GT68 . the main diameter that is 64mm,76mm,89mm,102mm,115mm,127mm,146mm.(2.5inch,3inch,3.5inch,4inch,4.5inch,5inch,)

Basic Information

Product Name	Thread Rock Drill Bit
Thread	R25,R28,R32,R38,T38,T45,T51,ST58, ST68
Diameter	32mm-152mm (or 1 1/4 inch to 6 inch)
Drill Bit Type	Button Bit, Retrac Bit, Dome Bit, Reaming Bit, Cross Bit
Carbide Insert	Spherical and ballistic
Body Design	Normal body and retrac body
Face Design	Flat face and drop center face
Material	High strength alloy steel bar and tungsten carbide
Color	Green, Gold, Black or based on customer requirements.

Applications

R25, R28, R32, R38
Used in drifting and tunneling.

T38, T45, T51, ST58, ST68
Used in benching and long hole drilling.

Processing
CNC milling and proprietary heat treatment process

Competitive Advantage
High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance, High grade tungsten carbide inserts

Keywords
Button Bit, Rock Bit, Drill Bit, Rock Drill Bit, Thread Button Bit, Retrac Bit,
Dome Bit, Reaming Bit, Cross Bit, Chisel Bit, Rock Drilling Tools

Button bit and Insert types
Spherical Button Characteristics:
1. Universal button
2. Good wear resistance
3. Best suited for hard ground
4. 27000-48000PSI(180 to 320Mpa)
5. Suited for abrasive to very abrasive drilling conditions

Ballistic Button Characteristics:
1. Fast Penetration
2. Best suited for soft rock
3. 10000-20000PSI(70 to 140Mpa)
4. Suited for non-abrasive drilling conditions

Applications of rock drilling Bit

• Underground mining
• Tunneling,quarrying

Competitive Advantage

• High grade tungsten carbide inserts
• Bit bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment

Reaming thread button bits

Top hammer drilling T38,T45,T51,GT60,ST58 drifter bits for blasting hole.

Thread retrac button bits T38,T45,T51,GT60 for mining drill