We are an energetic company with wide market for refractory sand
, Heat Treated Brown Emery
, Brown Fused Alumina
, furnace refractory
. Find the best Black Corundum for sandblasting and coated and bonded abrasives here with Luoyang Yannuo which is one of the leading China Black Corundum manufacturers and suppliers with over 20 years experience. Buy the best quality abrasive & refractory material products with low price from our factory. The free sample and the quotation consultation are available.