Machinery Designing & Processing

Description

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

Color: Green or Based on Customer requirements

Material: Tungsten carbide and high strength alloy steel

Processing: CNC milling and proprietary heat treatment process

Type: R25 Button Bit Short Skirt Ballistic Buttons

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Applications

? Underground mining
? Tunneling

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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

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specification

1

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Part?Number | Bit?Diameter?(mm) | Bit?Diameter?(inch) | Front?Buttons? (No.?x?mm) | Gauge?Buttons? (No.?x?mm) |
4148300385 | 33 | 1?2/7 | 2x7 | 5x7 |
4148300386 | 35 | 1?3/8 | 2x7 | 5x9 |
4148300387 | 38 | 1?1/2 | 2x7 | 5x9 |
4148300388 | 41 | 1?5/8 | 2x8 | 5x9 |
4148300389 | 45 | 1?7/9 | 2x9 | 5x10 |
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2

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Product?Code?and?Brief?Description | Angle | Front?Flushing? Holes | Side?Flushing? Holes | Weight? (kg) |
BS733-R25-B,?R25?Button?Bit,?Short?Skirt,?Ballistic?Buttons | 35° | 1 | 1 | 0.4 |
BS735-R25-B,?R25?Button?Bit,?Short?Skirt,?Ballistic?Buttons | 25° | 1 | 1 | 0.4 |
BS738-R25-B,?R25?Button?Bit,?Short?Skirt,?Ballistic?Buttons | 40° | 1 | 1 | 0.5 |
BS741-R25-B,?R25?Button?Bit,?Short?Skirt,?Ballistic?Buttons | 40° | 1 | 1 | 0.6 |
BS745-R25-B,?R25?Button?Bit,?Short?Skirt,?Ballistic?Buttons | 35° | 1 | 2 | 0.6 |
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