SUNROCK Spray Stonewool are made of unbounded virgin fibers and has exceptionally long fibers with superior technical properties, it is recommended for thermal and acoustical insulation application to meet severe service conditions. SUNROCK Spray wool are blown or sprayed over desired surface with the help of blowing machines and installation accessories.

The properties of SUNROCK Spray Wool includes incombustibility, water repellant, odorless, non-corrosive, non-settling, fire resistant, heat resistant and sound absorption. It is highly suitable especially where preformed insulation is difficult to apply.

  • Specification
  • Technical
Product Specification : As per BS 3958
  • Standard Packing : HDPE bags of 40 kg each
PROPERTIES VALUE SPECIFICATION
THERMAL CONDUCTIVITY(W/Mk)
Mean. TEMP 50 100 150 200 250 300
K Value (W/Mk) 0.039 0.046 0.060 0.071 0.088 0.108
ASTM C 177
MAXIMUM SERVICE TEMPERATURE Up to 750˚ C ASTM C 447/ 411
SURFACE BURNING CHARACTERISTICS FLAME SPREAD INDEX 0 SMOKE DEVELOPED 0 ASTM E 84
FIRE RESISTANT CLASS A ASTM E 119
COMBUSTIBILITY NON COMBUSTIBLE ASTM E 136
CORROSION TEST NON CORROSIVE ASTM C 692
WATER ABSORPTION Less than 1% weight ASTM C 1104
Alkalinity (pH) 7-10 ASTM C 871
CHLORIDE CONTENT Less than 10 ppm ASTM C 871
ODOR EMISSION NO PERCEPTIBLE ODOR PRESENT ASTM C 1304