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
PROPERTIESVALUESPECIFICATION
THERMAL CONDUCTIVITY(W/Mk)
Mean. TEMP50100150200250300
K Value (W/Mk)0.0390.0460.0600.0710.0880.108
ASTM C 177
MAXIMUM SERVICE TEMPERATUREUp to 750˚ CASTM C 447/ 411
SURFACE BURNING CHARACTERISTICSFLAME SPREAD INDEX 0 SMOKE DEVELOPED 0ASTM E 84
FIRE RESISTANTCLASS AASTM E 119
COMBUSTIBILITYNON COMBUSTIBLEASTM E 136
CORROSION TESTNON CORROSIVEASTM C 692
WATER ABSORPTIONLess than 1% weightASTM C 1104
Alkalinity (pH)7-10ASTM C 871
CHLORIDE CONTENTLess than 10 ppmASTM C 871
ODOR EMISSIONNO PERCEPTIBLE ODOR PRESENTASTM C 1304