捣固机 meaning in English

beetle
plug ramming machine
plugrammingmachine
tamper
tamping machine
tamping tool

Dp2 、 d4 are mainly used for ramming sand core of small mould in foundry practice , whereas
D4型气动捣固机，主要用于铸造行业捣固砂芯或小砂型。
D9 is used for medium and large moulds . these tools can also be used for ramming furnace lining purpose
D9型气动捣固机用于捣固中、大型砂型。也可用于打炉衬。
Shanghai jianhao hydraulic transmissio manufacturing co . , ltd . ( jianhao ltd ) mainly manufactures the mechanical equipment for locomotive that are hydraulic transmission boxes , torque divider boxes , railway stamping machines , spindle gearboxes etc . . we have the competent to develop , design , manufacture and install special gearboxes and driving pears
上海剑豪液力传动设备制造有限公司主要生产铁路机车用各类分动箱、液力传动箱、捣固机、走行齿轮箱及各种油缸、齿轮箱等动力传动装置，并具有特种齿轮箱，传动箱的开发、设计、加工、安装的能力。