Stone wool

TECH Slab MT 3.1 Alu2/V1

Standard multi-purpose stone mineral wool slabs
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TECH Slab MT 3.1 is the medium-weight solid stone mineral wool slab for the insulation of industry tanks and vessels, exhaust ducts and stacks or other equipments with a maximum service temperature of up to 600 °C. It combines standard thermal and acoustic performance. 

TECH Slab MT 3.1 is available with AS-Quality (Cl- ≤ 10 ppm) when in contact with austenitic steel structures. On request with yellow glass veil facing (V1) or reinforced aluminium facing (Alu2).

Key Benefits

  • Sound absorption
  • High service temperatures
  • Reduced carbon footprint
  • Fire reaction
  • Nuclear plant quality
  • Recycled glass

Technical Characteristics

Symbol Unit Quantities and declared values Standard
Specific thermal capacity Symbolc UnitkJ/(kg.K) Quantities and declared values1.03 StandardISO 10456
Reaction to fire Symbol- Unit- Quantities and declared valuesNon combustible; Euroclass A1 Euroclass A2-s1,d 0 for TECH Slab MT 3.1 Alu2 Fire Spread Index = 0; Smoke Development Index < 20 Fire Spread Index ≤ 25; Smoke Development Index ≤ 25 for TECH Slab MT 3.1 Alu2 StandardEN 13501-1 ASTM E84
Chemical behaviour Quantities and declared valuesAS-Quality Do not contribute to corrosion of stainless steel No short term water absorption by partial immersion (WS1) StandardAGI Q 132 ASTM C795 EN 1609
Application field Quantities and declared valuesProduct for use in technical applications, such as tanks and vessels, exhaust ducts and stacks or other equipment with need for good thermal and/or acoustic insulation at high process temperatures Certified for use in nuclear applications (PMUC 09-0013) StandardEN 14303
Material Quantities and declared valuesStone mineral wool board With quality marks EUCEB, unrisky regarding health according to regulation EC No 1272/2008 Note Q StandardCINI 2.2.01
Facing Quantities and declared valuesOn request: Reinforced aluminum foil (Alu2) Yellow glass veil facing (V1) Standard-
Miscellaneous Quantities and declared valuesMW-EN 14303-T4-ST(+)600-WS1 StandardEN 14303
Quality management Quantities and declared valuesCE-marked according to EN 14303 ISOVER is certified according to EN ISO 9001 and EN ISO 14001 StandardEN 14303 EN ISO 9001 EN ISO 14001

Thermal Conductivity

Characteristic Symbol Unit Quantities and declared values Standard
CharacteristicThermal conductivity SymbolT Unit[°C] Quantities and declared values50 Quantities and declared values100 Quantities and declared values150 Quantities and declared values200 Quantities and declared values300 Quantities and declared values400 Quantities and declared values500 Quantities and declared values600 StandardEN 12667
ISO 13787
Symbolλ Unit[W/(m•K)] Quantities and declared values0.041 Quantities and declared values0.048 Quantities and declared values0.058 Quantities and declared values0.068 Quantities and declared values0.097 Quantities and declared values0.134 Quantities and declared values0.183 Quantities and declared values0.248
CharacteristicThermal behaviour SymbolT Unit[°C] Quantities and declared valuesMaximum service temperature 600 (under 500 Pa)
Maximum service temperature 700
StandardEN 14706

Standard Dimensions

Thickness d [mm] Width b [mm] Length [mm] m2/pack m2/pallet packs/pallet
Thickness d [mm]30 Width b [mm]600 Length [mm]1,200 m2/pack9.36 m2/pallet112.32 packs/pallet12
Thickness d [mm]40 Width b [mm]600 Length [mm]1,200 m2/pack7.30 m2/pallet86.4 packs/pallet12
Thickness d [mm]50 Width b [mm]600 Length [mm]1,200 m2/pack5.76 m2/pallet69.12 packs/pallet12
Thickness d [mm]60 Width b [mm]600 Length [mm]1,200 m2/pack4.32 m2/pallet51.84 packs/pallet12
Thickness d [mm]80 Width b [mm]600 Length [mm]1,200 m2/pack3.60 m2/pallet43.2 packs/pallet12
Thickness d [mm]100 Width b [mm]600 Length [mm]1,200 m2/pack2.88 m2/pallet34.56 packs/pallet12
* All dimensions require minimum order quantities / other dimensions on request.