Iss Trade And Export is an Egyptian company listed on Global Trade Plaza offering Silica Sand and Stone Pebbles. The Silica Sand is described as a source of SiO2 used in glassmaking and high-melting-point casting, with a note that at least 98% purity is required for steel casting. The Stone Pebbles are identified as Flint Egyptian Natural Pebbles with a silica content of 98.8% and hardness of 7.5 on the Mohs scale, supplied in size ranges of 40–60 mm, 60–80 mm and 80–100 mm for use as grinding media in ball mills for the ceramics industry. Buyers can send an enquiry through Global Trade Plaza.