Fiberfrax® FC-25 tamping mix materials provide casting mixes which can be applied in small areas such as furnace access and site doors, tube sheets, and as a refractory backup. FC-25 tamping mix is a wet mix containing Fiberfrax fibers and inorganic binders. It is poured directly from the container and tamped into place. Dry density is 20-25 pounds/cubic foot.
Fiberfrax FC-25 Tamping Mix 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.