
Cobalt Promoter is used as an additive to speed up both gel time and cure time of polyester resin and gelcoat, but not to the same extent of Promoter "W".
After adding Cobalt always allow a minimum of 1/2 hr for resin to sit before adding catalyst.
55 ml, 250 ml, 500 ml, 1 litre, & 4 litre
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