Rockwool slab is made of fine fibers spun from selected rocks melted at high temperature and bonded with a thermosetting resin.
Rockwool slabs are a form of rockwool, a natural growing medium made of spun basalt and chalk to create a dense fibrous material. To form rockwool slabs, the materials are spun and melted, first forming a cotton candy-like material that is them formed into block-shaped slabs

Properties:-

i) Fire resilience. Withstand temperatures above 1000°C. …
ii) Thermal properties. Save energy by maintaining optimum indoor temperature and climate. …
ii) Acoustic capabilities. Block, absorb or enhance sounds. …
iv) Robustness. …
v) Aesthetics. …
vi) Water properties. …
vii) Circularity.