2022 Good Quality Rock Bits - 8 1/2 Inch 216mm IADC537 Rotary Pilling Single Cutters Section of Drilling Bit – YINHAI
2022 Good Quality Rock Bits - 8 1/2 Inch 216mm IADC537 Rotary Pilling Single Cutters Section of Drilling Bit – YINHAI Detail:
Basic Info.
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Advantages of YINHAI Single Roller Cones:
Cutting Structure
Reinforcing the comprehensive mechanical properties of cutting tooth by using high quality tungsten carbide inserts of new form
ula and new techniques of insert bit.
Gauge Structure
The multiple heel position with gauge trimmer on the heel, tungsten carbide and hardfacing on the shirttail, strengthened spear point will enhance the gauge protection.
Bearing Structure
High precision journal bearing with two thrust faces. Ball locked cone. Hardfaced head bearing surface. Cone bearing inlaid with friction reducing alloy and then silver-plated. Abrasion resistance and seizure resistance of the bearing are improved, and suitable for high rotary speed.
Seal and Lubrication
The advanced metal seal package is composed by two metal seals and two elastic rubber energineers. The energizer and back-up ring will support the pushing force to make the two metal faces tightly contact. In the drilling, the metal seals are relevant moving, and the energizers are static. This will increase the bearing seal reliability and durability. The compensation system and the high quality bit grease can limit pressure differential, and greatly increase the lubricating reliability.
Product detail pictures:
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"Quality initial, Honesty as base, Sincere support and mutual profit" is our idea, so as to build repeatedly and pursue the excellence for 2022 Good Quality Rock Bits - 8 1/2 Inch 216mm IADC537 Rotary Pilling Single Cutters Section of Drilling Bit – YINHAI , The product will supply to all over the world, such as: Jersey, Korea, Sri Lanka, What is good price? We provide customers with factory price. In the premise of good quality, efficiency will have to be paid attention to and maintain appropriate low and healthy profits. What is a fast delivery? We make the delivery according to customers' requirements. Although delivery time depends on the order quantity and the complexity of it, we still try to supply products and solutions in time. Sincerely hope we could have long term business relationship.
By Sophia from Bolivia - 2018.11.11 19:52
We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
By Mavis from Mongolia - 2017.08.21 14:13
