asbestos shingles production line SKYPE: mica.song_1
Our asbestos shingles production line Fangrui new type asbestos shingles production line could produce shingles of uniform thickness, high compressive resistance, small water absorption, high freezing resistance, low water permeability. Using Portland ...
Weibao Board-calcium silicate board
Introduction Weibao-L Board is an autoclaved fibre cement reinforced calcium silicate board (alias as fibre cement board in North America) that is 100% free from asbestos, sepiolite, inorganic fibres or formaldehyde. Weibao-L Board is specially ...
chrysotile asbestos fibre
Asbestos mining began more than 4,000 years ago, but did not start large-scale until the end of the 19th century, when manufacturers and builders began using asbestos because of its desirable physical properties: sound absorption, average tensile ...