Hunan Feiray Composite Material Co., Ltd.

Introduction Synthetic polycrystalline diamond compact(PDC) is composed polycrystalline diamond layer and cemented carbide substrate. It is a kind of

Introduction We are the first manufacturer of special-shaped diamond enhanced insert in China, can made by your different requirements. The manufac

Introduction Hunan Feiray has developed a new kind of PDC pick, and it has got several patents. The tip of this kind of pick uses PDC insert instead

Introduction Hunan Feiray has developed a new kind of PDC pick, and it has got several patents. The tip of this kind of pick uses PDC insert instead