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Product : ROCKWOOL FIBERTEX – 650
Nominal Density : 100 kg/m 3 (6. 1/4 lb/ft 3)
Fire Performance : achieve four zero Early Fire Hazard Indices when tested in accordance with AS 1530: Part 3-1976 for non-combustible material.
Moisture Resistance : Exposure to an atmosphere of 50 ºC and 95% relative humidity for 96 hours results 
in moisture absorption of less than 0.2% by volume.
Corrosion Resistance : When tested in accordance with BS 3958: Part 5-1969, results in a range of pH 7.5-8.0.
contains less than 15 ppm soluble chlorides.
Acoustic Properties :  
Thickness (mm.) NRC
Product : ROCKWOOL FIBERTEX – 650
25 0.69
50 0.97
NRC is the average sound absorption coefficient between 250 to 2000 Hz

Standard Size and Packing
Blanket
Product : ROCKWOOL FIBERTEX – 650
Thickness (mm.) Size (mm.)
25 5000x600
50 5000x600
100 2000x600
Board
 Thickness (mm.)  Size (mm.)
 25 1200x600
 50 1200x600 
 100 1200x600 
Temperature Range
Operating Temperature : up to 650 C (1202 ºF)
Continuous Used Temperature : up to 1000 C (1832 ºF)
Melting Point : 1350 C (2462 ºF)
Thermal Conductivity : 0.034 W/mK at 20 ºC mean temperatures (0.235 BTU in/ft 2h F at 68ºF)