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- Contact Person : Ms. Chen Kathy
- Company Name : Beijing Feilong International Trade Co., Ltd.
- Tel : 86-10-6340 5086
- Fax : 86-10-6340 7657
- Address : Beijing,Beijing,B2-0645 ROOM, CENTURY-TEA-TRADE-CENTER, NO.10 MALIANDAO ROAD, XUANWU DISTRICT, BEIJING
- Country/Region : China
- Zip : 100055
steel tooth tricone bits
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Milled tooth,sealed roller bearings. jet circulation rock bits. Designed and manufactured for application with high pressure jet circulation.With reasonable and reliable structure. adapted to medium hard formations drilling.
Main structure features
1.journal bearing. hardfaced head bearing surface.the load capacity and seizure resistance of the bearing is greatly improved.
2.o-ring seal is made of the more wear resistance high saturated buna-N with the section and precissely designed sealing flange in the cone sealing area increased the reliability of the seal.
3.the bit bearing is ball which can be applied to high rotary speed drilling.
4.all rubber compensator is used which can provides the bearing system with good assurance of lubrication.
5. new type of grease that can sustain high temperature up to 250C is utilized.
size: from 5-7/8"(149.2mm)---17-1/2"(444.5mm)
type:117,127,137,147,217,237...........
mark:sizes and types that are not shown in above,and can be customized according to specific drilling requirements
steel tooth tricone bits
