120-203mm Expansion PDC Drill Bit for Geological and Mining Drilling
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High-Quality PDC Cutters:
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The 120-203mm expansion PDC drill bit features high-strength tungsten carbide PDC cutters for superior wear and impact resistance, making it suitable for drilling in various geological formations.
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Expandable Design:
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Designed with an expandable profile, this bit can adjust its diameter from 120mm to 203mm, providing flexibility for different drilling requirements. The expandable design ensures efficient drilling in both narrow and wide boreholes.
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Versatile Applications:
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Ideal for geological exploration, coal mine drilling, water well drilling, and geothermal drilling. Effective in oil and gas fields, coal mining, and other mining operations.
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Product Specifications:
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Diameter Range: 120mm to 203mm
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Thread Connection: 2 3/8 REG (Customizable)
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Application: Medium-hard to hard formations with low compressive strength, such as hard shale, limestone, sandstone, dolomite, hard gypsum, marble, etc.
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Usage Tips:
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Avoid sudden reverse rotation to prevent cutter detachment. Ensure sufficient air flow and pressure to extend bit life. Run-in the new bit at low speed for the first half hour before normal use. Reduce drill pressure and speed in harsh conditions to prevent bit breakage.
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The 120-203mm expansion PDC drill bit is a high-performance tool for geological and mining applications. Its expandable design ensures efficient and durable drilling in challenging conditions, delivering outstanding performance and reliability.
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