The absorption is very good:0.18%.
acid resistance, abrasion resistance and modulus of rupture are very good. If we can reach an aggrement,we can show you our test reports.
This slate is good quality that passed GB/T 18600-2009, ASTM, BS EN 12326-1-2004. It has following characters
--durable. Our absorption is 0.18%, much lower than GB/T R1 grade 0.25% and ASTM 0.25%. Abrasion resistance is 0.016mm that is much lower than GB/T 0.35mm and ASTM 0.38mm.
specifications that we export most are above.
Output is 300,000 square meter high-quality China roofing slate and 100,000 square meter floor slate every year. We plan to take over concession of 10 quarries and expand processing capacity at the same time so that the annual output of high-quality slate can reach 1000,000 square meter in order to meet the needs of international and domestic clients.
China nice slate tile, China world-class roofing slate tile,nice wall slate in China, China rust floor slate
People's Republic of China
trail order is acceptant