Resimer 1913 - Acrylic resin with shrink control - Very high temperature resistance - HDT over 200°C - Used for RTM tool build up, tools for PMMA/ABS thermoforming process, tools for cold press mouldings... Ideal clear resin in first layer behind gel coat or behind Barrier Coat. Resimer 1912 - Acrylic resin with zero shrink property - Opaque resin for structural layers build up - Same mechanical properties as Resimer 1913. Resimer 1210 AT Resimer 1220 AT - Vinylester resin - well suited for large dimensions tools build up or for realization of difficult shapes where slow construction is necessary. Low shrink additive is included in 1220 AT version.