Sentai mining machinery factory is one of professional manufacturer of mining machines,which is have over 15years experience how to produce the quality machines . our factory is located in gongyi city of henan province , which is the famous city full of mining machines , biomass machines .Our offer completely mineral separation plant . our main product : jaw crusher ;impact crusher ; rotary dryer ;ball mill ; magnetic separator ;sand washer ;spiral classifier. contact person : Hermosa Lee Skype :sevendryer