Fire Silicone B1 FR is a high quality, neutral, elastic, one-component sealant based on silicones which conforms to the DIN4102 B1 standard for fire retardancy and has a fire rating of up to 4 hours in certain joint configurations (EN 1366 Part - NN713.020 - BS 476/20)
Silirub HT°-N is a neutral cure, elastic , single component engineering silicone which withstands very high temperatures.
Permanently elastic after full cure
Neutral cure, high modulus
High bond strength
Withstands temperatures of up to 280°c