A slurry containing fibers mixed with water is frame-cast to form soft, porous blocks to which a collodial silica binder solution is added.
(A slurry; containing; fibers mixed with water) (fibers; mixed; with water) (A slurry containing fibers; is; frame-cast to form soft, porous blocks) (a collodial silica binder solution; is added; )
A slurry fibers A slurry containing fibers a collodial silica binder solution
containing mixed is is added
fibers mixed with water
with water
frame-cast to form soft, porous blocks