Precious Fabcast Pvt. Ltd. Offers Fully Enclosed or Top Open Vibrating Screens. Precious Fabcast Pvt. Ltd. Is an ISO 9001: 2000 certified company. Available in M.S and S.S construction up to six decks, that is six separations at a time, Fully Enclosed or Top Open Vibrating Screens has a standard screen size of 0.6 x 1.2 metres, 1.0 metres x 2.0 metres, 1.2 metres x 4.0 metres and 2.4 x 6.0 metres. In smaller models, discharge is possible from the front, otherwise from the bottom. Production depends upon the size of the particles to be separated.