HJ 12 1/4 inch PDC drilling bits
Part one.Brief introduction
Hengji company keeps track of the international advanced technology, and built a flexible production line of CNC machining centers mainly drill bits, established a perfect quality assurance system, widely used in the production and management of computer application systems and control systems.
"Hengji bit, focusing on quality" Hengji always follow with "high quality products and services users "philosophy, adhere to the leading design highlights the quality, state-of-the-art technology to promote quality, perfect management ensure quality. Henderson produced drill products continues to lead the domestic industry, expanding the international market, providing quality products to the worldwide drilling industry.
Part two.Operation Instructions on Hengji PDC bit
1.Please select the applicable formation and parameters according to the instructions.
2.Selection of the appropriate nozzle according to the hydraulic parameters of the nozzle hole size differential is not too much to prevent erosion of the stream channel.
3.Before the bit running into the well, the user should carefully check the overall appearance and confirm that the serial number on the shank end is the same as those on the packing box and certificate.
4..The required bit operating procedures should be followed. After getting to the bottom hole, the bit must be running in slowly with lighter bit weight(WOB: 5-15KN, RPM: 60r/min) for 1/2 hour and then drilling ahead with normal WOB.
5.If abnormal damage(s) of the bit occurred, please contact the company and the packing box, inspection certificate, original performance records as well as the failure bit(with nozzles on ) should be kept for our view, or we are not responsible for it.
Part three.
PDC bit sheet.
Model | 118,152,215.9,244,311,445 |
Type | all kinds and size PDC bits |
Applicable | water well, oil field, construction, geothermal, directional boring, and underground foundation work |
Formation | sticky, soft, medium hard, hard formation |
blade | 4,5,6,7,8,9 |
Packing | wooden box |
Payment Term | T/T |
MOQ | 1 Piece |
Supply Ability | 1000 Pieces/month |
Delivery Time | within 30-100 work days |
FAQ(Frequently Asked Questions)
1. How to order the products?
Answer:
Send the inquiry with detail item description or with Model number.
If there is no packing demand we take it as sea-way packing.
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
2. About lead time and shipping time?
Answer :
The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement.
According the distance from china to your port, usually from China to European about 25 days. To West of American 20 days.
3.Can I expect a quality products?
Answer :
Yes. All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.
