Stone wool

TECH Slab MT 3.0

Standard multi-purpose stone mineral wool slabs
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TECH Slab MT 3.0 is the medium-weight solid stone mineral wool slab for the insulation of industry tanks and vessels, exhaust ducts and stacks or other equipment with a maximum service temperature of up to 550 °C. It combines standard thermal and acoustic performance. 

TECH Slab MT 3.0 is available with AS-Quality (Cl- ≤ 10 ppm) when in contact with austenitic steel structures.

Key Benefits

  • Sound absorption
  • High service temperatures
  • Reduced carbon footprint
  • Fire reaction
  • On demand

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 Fire Spread Index = 0; Smoke Development Index < 20 StandardEN 13501-1 ASTM E84
Water behaviour Quantities and declared values   No short term water absorption by partial immersion (WS1 ≤ 1 kg/m2) Standard-
Chemical behaviour Quantities and declared valuesAS-Quality on request (AS) Leachable chloride content less than 10 ppm (CL10) on request (AS) Do not contribute to corrosion of stainless steel StandardAGI Q 132 EN 13468 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 basic thermal and/or acoustic insulation at medium to high process temperatures StandardEN 14303
Material Quantities and declared valuesStone mineral wool board  With quality marks EUCEB and RAL by the Gütegemeinschaft Mineralwolle e. V., unrisky regarding health according to German decree on dangerous substances, decree on prohibition of chemicals and to regulation EC No 1272/2008 Note Q StandardCINI 2.2.01
Acoustic SymbolAFr UnitkPas/m² Quantities and declared valuesAirflow resistivity AF r >30 kPas/m² StandardEN ISO 9053-1
Miscellaneous Symbol- Unit- Quantities and declared valuesInsulating material identification number: Designation code : MW-EN 14303-T4-ST(+)550 StandardAGI Q 132 EN 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
Delivery form Quantities and declared valuesPlease contact your local ISOVER dealer All dimensions require minimum order quantities Standard width: 500 mm 600 mm 1,000 mm Standard thickness range: 30 mm until 120 mm Other dimensions on request Standard-

Thermal Conductivity

Characteristic Symbol Unit Quantities and declared values Standard
CharacteristicThermal conductivity SymbolT Unit[°C] Quantities and declared values50 Quantities and declared values_100 Quantities and declared values__150 Quantities and declared values___200 Quantities and declared values____300 Quantities and declared values_____400 Quantities and declared values______500 Quantities and declared values_______- StandardEN 12667
ISO 13787
Symbolλ Unit[W/(m•K)] Quantities and declared values0.039 Quantities and declared values_0.045 Quantities and declared values__0.052 Quantities and declared values___0.063 Quantities and declared values____0.088 Quantities and declared values_____0.121 Quantities and declared values______0.162
CharacteristicThermal behaviour SymbolT Unit[°C] Quantities and declared valuesMaximum service temperature 550 (under 500 Pa) StandardEN 14706


TECH Slab MT 3.0
TECH Slab MT 3.0
TECH Slab MT 3.0
TECH Slab MT 3.0
TECH Slab MT 3.0
TECH Slab MT 3.0
Technical Manuals