Expanded Perlite is an internal honeycomb structure of the white granular material made by preheated,baked and expanded perlite ore. Principle is: By preheating,fire,rapid heating(1000? above),then the moisture vaporizing,the crushed special size ore is expanded in softened ore to be porous structure,become original 10-30 times.The expanded perlite can be sorted to 3 shapes by the technical of expansion.
Main features
Lightweight
Porous
Heat-insulation
Refactory
Sound-absorption waterproof
Non-toxic
Corrosion-proof
Applications:
Insulating Concrete
Plaster Aggregates
Masonry Insulation
Texturizing Agents
Fireproof, Insulating Door Cores
Ceiling Tile
Beverage Filtration
Expanded Perlite for Construction




