The results show that it is feasible to use ceramics as friction element material instead of hard alloy , or to fix the ceramics on the bit by hot press sintering process.

• 试验结果表明,用陶瓷代替硬质合金作为热机碎岩钻头的摩擦材料是可行的,利用热压烧结工艺可以将陶瓷固定在钻头上。