Chemical compositions for setting cement, namely, polymorphic fibers being the main composition polyethylene mutlifil fiber, with a low melting point; chemical compositions for making technical ceramics, namely, burn-out fibers of polyethylene
ChemicalsFired refractory materials, not of metal; ceramic refractory workpieces, namely, burn-out fibers of polyethylene for refractory castables being refractory castable mixes, not of metal; refactory concrete
Nonmetallic Building Materials