Must be used when installing one of our flush bolts into a fire rated door leaf.
Size Details
450mm x 600mm Long x 2mm Thick
305mm / 405mm Long x 2mm Thick
200mm Long x 2mm Thick
Technical Properties Of The Intumescent Material:
Material - Intercalated Graphite 0.8mm Sheet Initial Expanding (Deg-C) > -180 degrees C Main Body Expanding (Deg-C) 550 degrees C Free Expansion Rate Multi Directional x40 Volume Density 1.2g/cm3