Παραγωγή μικροσφαιριδίων διογκωμένου περλίτη

Perlite is a naturally occurring volcanic siliceous rock which has the potential to expand between 4 and 20 times when heated beyond its softening point, due to the presence of 2-6% chemically bound water in its structure. During expansion, perlite acquires outstanding physical properties like low d... View More