hat
Pyès machin PDC (polycrystalline dyaman kontra) se yon nouvo pwodwi apwè cho ki te fè rapid ak electroplated machin kras dènye ane yo. Ak teknik weldin espesyal hith-frekans. PDC ki anwo nan syèl la si usure mouri kite te soudé nan kò yo kòm rekòt lizyè. PDC moso ki itilize kesyon sa te poze pou géologique prospection, eksplorasyon chabon, dlo conservation ak pouvwa Jeni, etc.
eng
PDC(polycrystalline diamond compact) drill bit is a new product after the hot-pressed and electroplated drill bit recent years.With special hith-frequency weldin techniques.PDC of high wear resistant si welded to the body as cutting edges.PDC bit is mainly used for geological prospecting,coal exploration,water conservancy and power engineering,etc.