... , it is widely used in production line of sand-making, cement, , refractory material and metallurgic. It also ... power(KW) 800*400 400*185120 5-20 20-3035-45 37-45 800*600 500*250180 5 ... 20 250-270 280-310 315Zhengzhou Ruiyuan Machinery Co.,Ltd is taking the leading position in the technology of crusher, sand making machine ... warmly welcome Super Fine Third Generation Sand Making Machine from Ruiyuan