Rubber Lining

This is very important process for rubber lining. The surface of the METAL MUST BE FREE FROM OIL, PAINT, SCALES, RUST ETC. THIS IS GENERALLY REMOVED WITH THE HELP sand blasting shot blasting. After the surface is cleaned, adhesive or bonding agent is applied to surface. Two or three coats are applied, as adhesion is an important process for rubber lining.All the rubber-lined items must be tested before and after vulcanization. This is to ensure that they are free from faults, Which might cause failure of the equipment. Visual inspection in good light is carried out to check mechanical damages blisters and poor joints. There after spark test with a high voltage is carried out to check mechanical damages, pin holes, blisters and poor joints. Hardness test is MUST for rubber lining. Knocking test is also carried out by an experienced hand with the help of Wooden hammer to check whether there is any poor bonding.