High Fire Resistant Black Fire-resistant Rock Wool

High Fire Resistant Black Fire-resistant Rock Wool

What is black fireproof rock wool? Black fireproof rock wool is produced by adding a certain amount of hematite ore to the original ordinary rock wool material during the production process. The finished rock wool is black.

Black fire-resistant rock wool has a higher fire resistance limit, so it is widely used in curtain walls with high fire protection requirements and fire blocking parts of various buildings.