Insulation Industry Knowledge & Tips | Rosewool Insulation
Apr 17. 2026
What is the difference between 100K rock wool board and 70K rock wool board for electrolytic cell insulation? The density of rock wool board is one of the key indicators affecting its insulation performance. There are significant differences between 100K (density 100kg/m ³) and 70K (density 70kg/m ³) rock wool boards in practical applications. Here are a few convenient ways to introduce them to you: