1. General Generally it uses silica gel to remove the inner damp in case of taking a regular space after packed. This cannot absorb the damp in uniform degree or more because of its limit of absorbability. And also it is not the proper way because this method can not prevent the rust positively. VCI powder is the positive method as the sack types arranged at the space.

2. Materials
VCI powder.

3. Characteristic
The VCI powder’s working mechanism is very simple different from the traditional packing method. Anti-rust effects will take in place when the VCI agent is well distributed in inner space.

4. Properties of matter
Shape Purity Ph Melting point Solubility
White powder 99% and more 6.7(1% Aueouswater) 396℃ 1g/2.0ml water 25℃