alkali resistant fiberglass mesh : grids:4*4mm,5*5mm,10*10mm density:100g/ ... /m2,160g/m2 color:white, blue alkali resistant fiberglass mesh :fiberglass mesh is woven by fiberglass yarn, and then coated by alkaline resistant glue ... days later3) Made by C-glass or E-glass fibers woven roving as basis material, and then treated with acrylic acid copolymer ...