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ProRox BL 958-SA

ProRox BL 958-SA (Old Grade: RockTech B450) is a flexible stone wool Blanket. It is suitable for the thermal insulation of non vibrating industrial equipment’s where temperatures can be up to 450 deg Celsius.

ProRox BL 958-SA (Old Grade: RockTech B450) Blanket comply with the requirements as set by internationally recognized standards like ASTM C553 Type I, II, III and IV.

ProRox BL 958-SA


Properties Description Norms
Nominal Density 80kg/m³ ASTM C167
Max Service Temperature 450°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 Norms
λ(W/mK) 0.039 0.046 0.054 0.064 0.075 ASTM C177


Product ID Product Name Thickness (mm) Width (mm) Length (mm) Piece/Pack
214537 ProRox BL 958-SA 50 600 5000 1
220419 ProRox BL 958-SA 75 600 2500 1
214542 ProRox BL 958-SA 100 600 2000 1