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hejian rui da petroleum materials co.ltd., with the convenient transportation, development
economy and superior geographical position,is located in the no.106 national highway,hebei
province. our company will sincerely provide you excellent products and professional services
because of its strict governance, latest technologies, advanced production equipment and perfect
detection system. we have a capable scientific research team and staff with professional
construction skills, as well as reliable production technologies. we are confident that rui da
co. ltd. will occupy china’s market in the near future through our consistent efforts.
pdc core bits features
1.sizes rang from 4 1/2"-- 171/2"(114mm--444.5mm)
2.cover all all iadc code
3.certified by iso,api
4. reliable quality and best price
5.long working life
pdc core bits advantages
1.suitable for medium to medium hard formation of high crushing resistance
(hard shale,sands,etc.)
2.bit bearing is non-sealed roller bearing.
3.hardfacing is applied on the shirttail,and carbide inserts for gage protection are
pressed into the head od.
4.cone gage surface is reinforce with carbide compacts.
pdc core bits specification:
bit size: 4 1/2"-- 171/2"(114mm--444.5mm)
blades: 3--9 blades
nozzles: according to your requirement
pdc cutter: 1913,1613,1313
rotary speed:60-300 rpm
delivery terms:within 3 days after the payment
package: iron boxes. as customers requirements
introduction of pdc (polycrystalline diamond compact):
pdc is made of diamond micro-powder and hard alloy substrate under high temperature and
high pressure. it possess of high wear resistance like diamond, at the same time the impact
resistance like hard alloy and that’s made it the best material as a drill bit cutter. reinforced pdc
has higher dense diamond powder, claw hard alloy substrate made the two layers solidas whole
one. so, the reinforced pdc of supper wear resistance, longer service life and high efficiency.
note: how to buy our product?
1.contact me by email / phone / fax , then tell me information about the bit, including bit
diameter size, bit numbers of blades, bit cutters you need, quantity and so on. of course , welcome ur questions and confusions.
2.then we will quote for you, and answer your questions.
3.client's accept the offer and we send proforma invoice to you
4.client's transfer30%--70%, deposit and production begains, attetion: clients transfer payments in small orders.
5.after product arrangement, we will send ready products photos
6.after confirmation, we will arrange shipment and send copy shipping cocuments like b/l, commercial invoice and packing list
7.clients transfer balance payments and we will send the original documents by express .
pdc core bits more pitures