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ProRox WM 988

ProRox WM 988 is a lightly bonded heavy duty stone wool mat stitched on galvanised wired mesh with galvanised wire.


ProRox WM 988 is especially suitable for industrial installations such as high-pressure steam pipes, reactors, furnaces and where high extreme demand are made on the temperature resistance of the insulation.


ProRox WM 988 Wired Mats comply with the requirements as set by internationally recognized standards like CINI 2.2.02 and ASTM C592 Type I,II and III and IS 8183.

ProRox WM 988


Properties Description Norms
Nominal Density 150 kg/m³ ASTM C167
Maximum Service Temperature 750°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 1 kg/m² EN 1609

Thermal Conductivity

Mean Temp (0C ) 50 100 150 200 250 300 Norm
λ(W/mK) 0.038 0.043 0.048 0.055 0.064 0.076 ASTM C177


Thickness (mm) Length (mm)
40 6000
50 5000
60 4000
75 4000
80 1500

Stardard Width: 600 & 1200