... of coating thickness gauge is the high-tech crystallization.It adopts microcomputer technology, high precision, digital display, stable value ... of steel surface’s Zn, Cu, chromium plating, or painting, enamel, glass reinforced plastics,, plastic spraying, asphalt. etc. This equipment is widely used ... ,rubber, ceramic of coatingElectroplating, painting of accuracy requirements coatingAsphalt, ...