Product Details:
Payment & Shipping Terms:
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| Model: | From 115 To 837 | Available Size: | 17 1/2inch 444.5mm |
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| Advantage: | Most Favorable Price And Best Quality | Bearing Type: | Sealed And Non-sealed Bearing |
| Use: | Water Well ,oil Well And Mining Drilling,underground Exploration | Material: | Tungsten Carbid |
| Packing: | Fumigation Free Wooden Case | Delivery Time: | 3-7 Days |
| Delivery Terms: | By Sea Or By Air | Formation: | Soft Formation |
| Payment Term: | Western Union, T/T,Paypal | Market: | USA,Middle East,Canada,Africa,etc. |
| High Light: | steel tooth bit,drill bit |
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API Standard Customer Approved Carbon fast steel drill bit Manufacturer
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IADC |
WOB (KN/mm) |
RPM (r/min) |
Applicable Formations |
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114/116/117 |
0.3~0.75 |
180~60 |
Very soft formations with low compressive strength and high drillability, such as clay, mudstone, chalk, etc. |
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124/126/127 |
0.3~0.85 |
180~60 |
Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc. |
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134/135/136/137 |
0.3~0.95 |
150~60 |
Soft to medium formations with low compressive strength and high drillability, such as medium soft shale, hard gypsum, medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc. |
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214/215/216/217 |
0.35~0.95 |
150~60 |
Medium formations with high compress strength, such as medium soft shale , hard gypsum , medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc. |
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227 |
0.35~0.95 |
150~50 |
Medium hard formations with high compressive strength, such as abrasive shale, limestone, sandstone, dolomite, hard gypsum, marble,etc |
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Note: The upper limits of WOB and RPM in above table should not be used simultaneously. |
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Company profile
Hejian Chuanda company was founded three decades, and always adhere to market-oriented, innovation as a starting point, to provide customers with a more comprehensive product for the drilling industry to reduce costs. Our staff put first-class management, first-class quality, excellent service as our eternal pursuit. The main products are drilling scraper, drill collars, fittings, assembly reamer.
Since founding the company, always adhere to market-oriented, innovation as a starting point, to provide customers with better and more comprehensive product; reduce costs for the drilling industry. I am honest and trustworthy company Yinuoqianjin principles, domestic and foreign customers alike. Our growth and success, dance countersunk head with your love and support staff of our company will first-class management, first-class quality, excellent service as our eternal pursuit.
Features
1.Force balanced,resist impact to the blade during high-speed drilling,to make bit work stable.
2.The cutter is high performance to increase the ability of anti-impact and anti-abrasive.
3.Optimal hydraulic desigh,easy to move out the drill cuttings and cooling.
4.Equipped with back reaming teeth.
Pictures show
