Fibermax® Caulk is a high-temperature blend of Fiberfrax bulk fibers, Fibermax® polycrystalline high-alumina fibers, and inorganic binder. This product is available in convenient-to-use caulking tubes. With a temperature grade rating of 1538°C (2800°F), it can be used to caulk joints and cracks in both high-temperature Fiberfrax lining systems and conventional refractories. Fibermax caulk is also used as a patching material around deteriorating burner blocks.
Fiberfrax Topcoat products also possess the advantages inherent with other Fiberfrax Specialties ceramic fiber insulating materials:
The Fiberfrax® Specialties family of products includes Fiberfrax moldables, pumpables, caulks, coating cements, rigidizers, tamping mix, and Moist-Pack™ blanket.