Usage: The surface of stainless steel, brass, aluminum and other polished metal forming transparent protective film to prevent atmospheric corrosion, increased gloss, prevent fingerprints and other contamination. Features: safe and convenient; economical and practical; 1 kg can be used for about 40 square meters. Usage: According to the case processing a workpiece, first clean the surface completely dry, direct FDA liquid dipping, brushing or spraying, drying, dry or dry. Note: 1, as far as possible to avoid the rainy day use, avoid this product is mixed with water. 2. To take off once the film, stripping solution available. 3, do not drink, cool place sealed. Specifications: 25 kg / barrel. Price: 45 yuan / kg