Silicon metal 441 often by steelmaking factory procurement, mainly because the silicon metal 441 has high content of silicon, silicon element in steel, it can combine with oxygen in the molten steel, thus silicon metal 441 has good deoxidization purpose,
As setter of China waterproofing National standard, Yinyang Acrylic copolymer for cementitious waterproofing is leading the industry with high performance products: polymer for flexible waterproofing, polymer for rigid waterproofing and polymer for mortar
This kind of Folding Double Door Metal Dog Cage has the advantages of light weight, stable structure, simple installation, corrosion resistance, long service life as well as high quality.