[color=rgba(0, 0, 0, 0.9)]按成型压力不同,国际上将砖坯挤出成型大致分为:(1)实际成型工作压力0.4~1.8MPa(西欧常用bar来表示压力,1bar = 1.02kg/cm2)为软塑成型;(2)实际成型工作压力为1.8~2.5MPa为半硬塑 ...
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