... low maintenance cost this type filter press be used for wastewater, chemical, food, metallurgy etc industries.recessed chamber filter press,is a kind of ... efficiency,best price, Max. pressure 0.6-1.6MPAFrame of filter press is made of Q235 high strength steel, much stronger, ... dischargeWashing/blowing typedrip tray device can be chosen Pistons of filter press are made by steel 45 and plated with 0. ...