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fireproof rock wool The products have higher strength and better elasticity .The foleded fireproof rockwoolpanel with certain compression resistance has greater drawing strength ,and it does not tend to peel off and has greaty improved durability . Application of rock wool panel 1.Elastic mid-strength rock woolpanel :used for heat preservation,fireproof and sound absorption for the building wall or roof ,such as curtain wall ,inner wall partition and elevator hoistway etc. 2.High-strength rock woolpanel :used for various of high and low temperature conditions ,with good weight-bearing ability and compression-resistance ,specially suitable for heat preservation and heat insulation for large ships ,tanks ,ovens ,pipelines and other industrial facilities . 3.Compression-resistant rock woolpanel : used for roof heat preservation of airport lounge and large workshop as it could bear huge loads. Technical specification of rock wool products SpecificationIndex Heat conduct coeffcient (w/mk)0.030-0.044 Slag inclusion content% (Granule dia.>0.25mm)<12 IncombustibilityA Fiber diameter (μ)4-7 Service temperature (temp)268-600 Acidity coeffcient≥1.5 Moisture rate (%)<5 Density tolerance(%)±10 Resin contentRock wool board≤3 Rock wool felt ≤1 Rock wool pipe≤3.5 Hydrophobic (%)>98