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ProRox SL 540-SA

ProRox SL 540-SA (Old Grade: RockTech S650.160.HC) is a higly compression resistant stone wool slab.


ProRox SL 540-SA (Old Grade: RockTech S650.160.HC) is suitable for thermal and acoustic insulation of constructions where high temperatures and light mechanical loads occur.


ProRox SL 540-SA (Old Grade: RockTech S650.160.HC) Slabs comply with the requirements as set by EN14303, CINI 2.2.01 and ASTM C612: type IA, IB,II, III, IVA.

ProRox SL 540-SA


Properties Description Norms
Nominal Density 160kg/m³ ASTM C303
Max Service Temperature 650°C ASTM C411/C447
Reaction to Fire EuroClass A1 EN13501-1
Reaction to Fire Surface burning characteristic; Flame spread = Passed, Smoke development = Passed ASTM E84
Chloride Content Less than 10 ppm ASTM C871
Chloride Content Conforms to the stainless steel corrosion specification as per ASTM C795 ASTM C692/C871
Moisture Absorption Less than 1% weight ASTM C1104/C1104M
Water Absorption Less than 1kg/m² EN 1609

Thermal Conductivity

Mean Temperature  (°C ) 50 100 150 200 250 300 Norms
λ(W/mK) 0.038 0.045 0.052 0.062 0.070 0.079 ASTM C177


Product ID Product Name Density (Kg/m3) Thickness (mm) Width (mm) Length (mm) Piece/Pack
228939 ProRox SL 540-SA 160 25 600 1200 8
220469 ProRox SL 540-SA 160 50 600 1200 4
202271 ProRox SL 540-SA 160 75 600 1200 3