Glass wool felt Tech Data of glass wool felt ItemUnitIndexDensitykg/m310-48Thicknessmm25-200Widthmm1200Lengthmm6000-30000Average fiber diameterum5.5Thermal conductivityW/(m.k)0.030-0.044Service temperature°C-120 to 450Hydrophobicity%>98Moisture rate%<5Slag content%<0.3Reaction to fireNon-combustibility A1 Application of glass wool felt: 1. Heat preservation for steel structure building2. Heat insulation for wall and ceilling of building construction3. For partition wall, train compatment.4. Sound absorption material