566 Conical Mandrel Tester
is applicable to determine extensibility of paint coating on metal panels which are clamped in position & formed round the conical mandrel by rotating the roller frame . The panels are examined to evaluate crack resistance and detachment from the metal substrate of coated surface which is coated wiht paint under standard condition . It complies with ASTM D522, D1737, BS 3900E11 & ISO 6860 Standard .
The instrument allow easy identification in a single operation the coating failure at specified diameter , over part or entire mandrel length .