Anti-Static Calcium Sulphate Raised Floor, China Anti-Static Calcium Sulphate Raised Floor Manufacturer. P-EC anti-static calcium sulphate panel consists of high-strength calcium sulphate(calcium silicate or cement particle board) core. HPL or PVC is boned to the top of core and the bottom of the core is bonded with steel sheet. PVC edging strip is glued to be each edge of the pane