Sintering additive helps when the agentamount used is 10wt%, both can get up to the cohesive action, reduces thesintering temperature, and can guarantee the certain pore and porosity.

• 烧结助剂用量为10wt%25时,既可以起到粘结作用,降低烧结温度,又能保证一定的孔径和孔隙率;