High-density rock wool sandwich panel for exterior wall insulation with Class A fire rating. Outer steel panel 0.6-0.8mm, inner panel 0.4-0.7mm coated steel; coating PVDF/SRP/HDP/PE. Rock wool core density >=120kg/m3, thickness 50-200mm, thermal conductivity <=0.043 W/m.K. Male-female joints on both sides, continuous production process, flat or embossed surface. Manufactured by SHANDONG HIHSTEEL CO. LTD, CE/FM/ISO certified. Specifications:
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