BLUESIL ADD 703 is added to the heat curing elastomer on the mill. A dose of 1.5 % by weight relative to the HCR master batch gives a very distinct improvement in the silicone elastomer heat stability for temperatures of 275°C and 300°C.Comment: For transparent HCR blends, BLUESIL ADD 703 may cause slight opacification.
BLUESIL ADD 703 is a cream-coloured paste. It is a heat stability additive that is particularly effective for heat curing silicone elastomers It enables protection of cured elastomers up to 300°C.
BLUESIL ADD 703 is exclusively intended for industrial applications requiring high heat stability.