Product Description
Produced from non-combustible rockwool fibers with less than 0.2% organic content. It is also commonly
referred as granulated rockwool.

Application
Type A: Recommended spraying for structural steelwork, subway, tunnel, external wall, warehouse, ceiling as
well as overhanging floors with good fire-resistance and thermal insulation.
Type B: Filling for ceiling, covering around pipe, duct and wall cavities.
Type C: Suitable for sound absorption for ceiling.

Maximum Service Temperature
750°C (1400°F)

Water Resistance
The material does not absorb moisture.

Chemical Properties/Biological Properties
Neutral or slightly alkaline. Meets the requirements of standard ASTM C795, JIS A 9504.  Does not normally
support the growth of molds, fungi and bacteria.

Test Reports
Available upon request.
Mean Temp
°C
K value
w/m.k
50
0.040
100
0.047
150
0.056
200
0.068
250
0.081
300
0.094
350
0.110
400
0.129
Mean Temp
°F
K value
BTU in/ft² h.°F
100
0.264
200
0.317
300
0.386
400
0.471
500
0.572
600
0.687
700
0.818
800
0.966
Thermal Conductivity (typical value)
Mean Temp
°C
K value
w/m.k
-20
0.033
-60
0.027
-100
0.022
-140
0.019
-180
0.016
Mean Temp
°F
K value
BTU in/ft² h.°F
-5
0.228
-75
0.187
-150
0.152
-220
0.471
-300
0.102
K-Value available to meet cryogenic applications.
Loose Wool (uncompressed view)
Loose Wool (compressed for shipping)