... The sealant is double-components cream,component A is white polysulfide sealant, component B is black curingagent, mix ratio ... it dry, no dirt no oil.2.Mix component A and B by ratio 12:1 to 10 ... :1(in lower temperature use more component B, high temperature useless component B), fully mix two components until ... damage5Stretch for bonding after soakingNo damage Double component Polysulfide sealants