ACID RESISTING GASKET SHEETING FOR SEALING WHICH IS COMPRESSED TOGETHER TO MAKE SHEET JOINTING MATERIAL, FOR CUTTING INTO GASKETS. SUPPLIED IN SHEETS FROM THICKNESS 0.4MM TO 3.0MM AND BEYOND. 15 PER CENT HYPALON RUBBER, 10 PER CENT ARAMID FIBRE, 54 PER CENT CHINA CLAY, 20 PER CENT ROCKWOOL, 1 PER CENT SULPHUR.

CLASSIFICATION IS DETERMINED BY THE PROVISION OF GIRS 1 AND 6 AS WELL AS THE TEXT OF HEADINGS 6815 AND 681599.