供应硅酸钙|硅酸钙|硅酸钙报价
sed.Once it was affected with damp, it should be cleaned up right away and sent it to a well ventilate area for drying up. Otherwise it may be destroyed.
Caution for transportation and store:
1.Carried by one man is prohibited, the edges and comers must be well protected.
2.Two workers are needed to lift the board together.They must separate their hands as much as possible and raise the length edges of the board in vertical so as to prevent the board from being bent too much.
3.Once the thicknes

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