好用耐磨三牙轮钻头，石油钻头，PDC钻头，矿山钻头，基桩工程牙轮钻头，组装钻头，胎体PDC钻头，刚体PDC钻头，油用牙轮钻头，76-660mm牙轮钻头，镶齿牙轮钻头，钢齿牙轮钻头，江汉三牙轮钻头，川石牙轮钻头，三牙轮钻头 油用牙轮钻头 两轮牙轮钻头 新型牙轮钻头 三轮牙轮钻头 江汉牙轮钻头 废旧三牙轮钻头 矿用牙轮钻头 各种牙轮钻头 水井牙轮钻头，江汉三牙轮钻头 钻头牙轮钻头 牙轮钻头销售 橡胶三牙轮钻头 组装牙轮钻头 立林牙轮钻头 油用牙轮钻头 矿用牙轮钻头 两轮牙轮钻头 各种牙轮钻头等
牙轮钻头规格型号： 3 7/8（98mm) ,4 5/8(118mm) ,5 7/8(149mm) ,6(152mm) ,6 1/2(165mm) ,7 1/2(190mm) ,7 7/8(200mm) ,8 1/2（216mm) ,9 1/2(241mm) ,9 7/8(250mm) ,10 5/8(269mm) ,11 5/8(295mm) ,12 1/4(311mm) ,13 5/8(346mm) ,15 1/2(393mm),16(406mm) ,17 1/2(445mm) ,26(660mm)
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IADC
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适用地层
Apply formation
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钻压
KN/mm
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转速
r/min
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|
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417.437.447
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低抗压强度高可钻性的及软地层，如粘土.泥岩.石膏.盐岩.软页岩.软石灰岩
The low compressive strength and high drillability.
Soft stratum such as clay, shale, gypsum, soft shale, soft limestone
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0.35---0.9
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150--70
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517.527
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低抗压强度的软地层，如泥岩.石膏.盐岩.软页岩.软石灰岩.砂岩
Low compressive strength of the soft formation, such as mudstone, gypsum, gypsum, soft shale, soft limestone, sandstone
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0.35---1.0
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140--60
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537.547
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低抗压强度的软到中等地层，如中软页岩.中软石灰岩.中软砂岩.和软硬研磨性夹层的中等地层
Low compressive strength of soft to medium formations. Such as soft shale, soft limestone, soft sandstone, hard and soft abrasive interbedded medium formation
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0.45---1.0
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120---50
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617.627.637
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高抗压强度的中硬地层，如硬页岩.石灰岩.砂岩.白云岩.和硬石膏.大理石
Medium hard formation with high compressive strength. Such as hard shale, limestone, sandstone, dolomite, anhydrite and marble
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0.5--1.15
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90---50
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737.837
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高抗压强度的硬地层，如硬石灰岩.燧岩.硬砂岩.石英岩.石英砂.玄武岩.花岗岩等极硬岩层
Medium hard formation with high compressive strength. Such as limestone, taconite, blaize, quartzite, silica sand, basalt, granite ect.
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0.65--1.15
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注：联系我时，请说是在“傲立机床网”上看到的，谢谢！
