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R25-45mm Spherical Milling Drill Bits Tungsten Carbide long Skirt for Underground mining

Categories Button Drill Bit
Brand Name: MIROC
Model Number: 4148300376-384
Place of Origin: China
MOQ: 50
Price: negotiation
Payment Terms: T/T or L/C
Supply Ability: 20000 pieces per month
Delivery Time: 25 days
Packaging Details: Carton Box or Wooden Box
Material: Tungsten carbide and high strength alloy steel
Color: Green or Based on Customer requirements
Type: Spherical Buttons
Processing: CNC milling and proprietary heat treatment process
Name: R25 drilling button bit
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R25-45mm Spherical Milling Drill Bits Tungsten Carbide long Skirt for Underground mining

Description


ProductR25 Button bit
Diameter45mm
Buttons2x9mm,5x10mm
Flushing hole No.Front 1, Side 1.
Weight0.6 KG
ColorGreen (customized according to customer needs)

This type of bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture.

• Widely used drifting and tunneling
• Bit face design is ideal for medium-hard to hard abrasive rock


Applications

• Underground mining
• Tunneling


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


specification

Part Number

Product Code and Brief Description

Bit Diameter (mm)

Bit Diameter (inch)

Front Buttons (No. x mm)

Gauge Buttons (No. x mm)

Angle

Front Flushing Holes

Side Flushing Holes

Weight (kg)

4148300376

R25-S, R25 Button Bit, Short Skirt,

33

1 2/7

2x7

5x7

35°

1

1

0.4

4148300377

R25-S, R25 Button Bit, Short Skirt,

35

1 3/8

2x7

5x8

35°

1

1

0.4

4148300378

R25-S, R25 Button Bit, Short Skirt,

38

1 1/2

2x7

5x8

30°

1

1

0.5

4148300379

R25-S, R25 Button Bit, Short Skirt,

38

1 1/2

2x7

5x9

30°

1

1

0.5

4148300380

R25-S, R25 Button Bit, Short Skirt,

41

1 3/5

2x9

4x9

35°

1

2

0.6

4148300381

R25-S, R25 Button Bit, Short Skirt,

41

1 3/5

2x8

5x9

35°

1

1

0.6

4148300382

R25-S, R25 Button Bit, Short Skirt,

45

1 7/9

2x9

4x11

35°

1

2

0.6

4148300383

R25-S, R25 Button Bit, Short Skirt, Spherical Buttons

45

1 7/9

2x8

5x10

30°

1

2

0.6

4148300384

R25-S, R25 Button Bit, Short Skirt,

45

1 7/9

2x8

5x11

30°

1

2

0.6


KSQ Related Rock Drilling Tools

(1) Integral Drill Rod– chisel bit integral rod and plug hole integral drill steel,

Shank H19 x 108mm and H22 108mm.


(2) Tapered Rock Drill Tools - chisel bit, cross bit, button bit, drill rod of taper 7, 11, 12 degree


(3) Threaded Rock Drill Tools - button bit, retrac button bit, drop center button bit, dome bit, reaming bit,extension rod, MF-Rod, Hex rod, coupling sleeve, crossover coupling of thread R25, R28, R32, R38, T38, T45, T51, ST58, ST68.


(4) Shank Adapters (Striking Bars) - equivalent to Atlas Copco, , Furukawa, Gardner Genver, Ingersoll Rand etc.


(5) Down-the-hole (DTH) Bits& Hammers - 3'', 4'', 5'', 6'', 8'' hammer and DTH button bit (diameter 80mm - 305mm)



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