Heattrans Equipments Pvt. Ltd. Manufactures Filtrate Collection Tray for Filter Press. Heattrans Equipments Pvt. Ltd. Is an ISO 9001:2000 registered company. Filtrate Collection Tray for Filter Press is also made either of MS, SS, HDPE or PP-FRP. Filtrate Collection Tray for Filter Press length varies as per the length of the filter press or no. Of plates. This tray is used for filtering chemical and pharmaceutical, municipal water, waste water, ceramics, mining and refining, food, industrial waste, utilities.