CERBACK is a ceramic backing material for welding, to get perfect penetration without material for welding, to get perfect penetration without cracks or hairline openings, saves welding cost approx. 40% & time approx 50%, developed first time in INDIA by technocrats & marketed by us. CERBACK is suitable for ship building, marine facilities, plants and other steel structures and is widely used for one side welding technique such as CO2 semiautomatic welding and automatic welding.