● A white, ultra-lightweight inorganic material made by crushing high-quality obsidian and heating and foaming it.
● It consists of airtight small bubbles and has excellent characteristics such as light weight, nonflammability, heat retention, and sound absorption.
● It is suitable for soil improvement because it has a pH of about 7.

●Raw material for dry mortar
●Raw material for building materials
● Molded products such as pearlite gypsum board and sound absorbing material
● Agricultural and horticultural materials
● Soil improvement materials

1m3/Jumbo bag、100ℓ/bag