SMC/BMC (DMC) manhole cover: It refers to CMC that is mould pressed by SMC/BMC (DMC), other hard stuffing, the stiffener, etc. by 250 ~ 300T press under high temperature and pressure condition.
SMC/BMC (DMC) manhole cover: It refers to CMC that is mould pressed by SMC/BMC (DMC), other hard stuffing, the stiffener, etc. by 250 ~ 300T press under high temperature and pressure condition.
井盖：是指采用SMC/BMC（DMC）、其他硬质填充料、加强筋等经250～300T压机在高温高压条件下，一次性模压成型的复合材料窨井盖。