Complies withASTM BS3900 E1 DIN 53150 DIN EN ISO 1519 The following SS mandrels are supplied togerther 234568101216202532mm dia Used to test the resistance of a coating of paint varnish or related product to cracking or detachment from a metal panel after the panel has been bent around a cylindrical mandrel It can be used as a simple PassFail test at a known diameter or as a Paint of Failure test by using successively smaller mandrels until cracking is observed Accepts up to 50mm wide and 1mm thick panels cam be tested