Detailed Import Data of expanded clay. BENTONE 27 BATCH9299 PIGMENT EXPANDED CLAYS (ORGANO CLAY) RAW MATERIAL FOR PAINT. BENTONE 38 BATCH9301 PIGMENT EXPANDED CLAYS (ORGANO CLAY) RAW MATERIAL FOR PAINT. (LECA) LIGHT EXPANDED CLAY AGGREGATE / SIZE 02 MM, 04 MM, 06 MM. LIGHTWEIGHT EXPANDED CLAY AGGREGATE .