Ppgi coil: 1)Fireproof,heat preservation 2)Sound isolation and duration 3) ... , automatic receiving machine, air conditioner, computer, copier, switch cabinets, instrument cabinets, fans, vacuum cleaners, etc. 3 Sheet metal processing and ... sofa, coffee table, chairs, cleaning machines, lockers, filing cabinets, file boxes, shelves, map cabinets, reading rack, etc.4 Transport applications: Car ceiling, ...