​BLUESIL STOPPER BR1 has to be stirred up every time before using.

For best results add the BLUESIL STOPPER BR1 to the SiH-containing part of the silicone (please check corresponding MSDS) at around 0.4% level, and mix thoroughly. The exact amount of BLUESIL STOPPER BR1 to be used is indicated on the technical datasheet and/or certificate of analysis of the adapted silicone system.

The silicone is processed as described in the technical data sheet of the silicone system in question.

When stored in its original packaging at a temperature of between 0°C and +30°C BLUESIL STOPPER BR1 may be stored for up to 6 months from its date of manufacture.

Comply with the storage instructions and expiry date marked on the packaging.

Beyond this date, Bluestar Silicones no longer guarantees that the product meets the sales specifications.

No special storage precautions noted. Material is stable under normal conditions. Avoid contact with oxidizing agents. Suitable containers: polyethylene. Plastic lined steel drum.Please consult the Safety Data Sheet of this product.


BLUESIL STOPPER BR1 is an additive used to prevent post curing in silicones.

BLUESIL STOPPER BR1 extends working time and softens the silicone system. The silicone system has to be specifically adapted to the additive use.

2 Part RTV


Asia Pacific;Europe Middle East Africa;Central and South America;North America

For information about Storage and Shelf Life for this product, please download the Technical Data Sheet.














































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