BLUESIL ADD 744 is added to HCR’s on a 2-roll mill.
Doses of 0.3 to 0.5 % by weight with respect to the HCR pre-catalysed compound have a very pronounced effect on the heat stability of silicone elastomers, up to a temperature of 250°C.
Comment: With transparent HCR compounds BLUESIL ADD 744 can cause slight yellowing.

BLUESIL ADD 744 may be stored at temperatures between -5°C / 23°F and 40°C / 104°F for up to 18 months from its date of manufacturing.Please consult the Safety Data Sheet of this product.


BLUESIL ADD 744 is a red translucent paste.


HCR Additives

BLUESIL ADD 744 is a particularly effective heat stabiliser for heat cure silicones. It protects cured compounds to a temperature of 250°C for prolonged periods.

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