Stone wool

TECH Slab MT 4.1 Alu2/V1

Standard-Plus performance robust stone mineral wool slabs
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Description

TECH Slab MT 4.1 is the medium-weight robust 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 640 °C. It combines standard-plus thermal and acoustic performance. 

TECH Slab MT 4.1 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
  • Mechanical resistance

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,d0 for TECH Slab MT 4.1 Alu2 Fire Spread Index = 0; Smoke Development Index < 20 Fire Spread Index ≤ 25; Smoke Development Index ≤ 25 for TECH Slab MT 4.1 Alu2 StandardEN 13501-1 ASTM E84
Water behaviour SymbolWS Unitkg/m² Quantities and declared values   No short term water absorption by partial immersion (WS1 ≤ 1 kg/m2) StandardEN ISO 29767
Chemical behaviour Symbol- Unit- Quantities and declared valuesLeachable chloride content less than 10 ppm (CL10) Do not contribute to corrosion of stainless steel StandardEN 13468 ASTM C795/871
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 StandardEN 14303
Material Quantities and declared valuesStone mineral wool rigid 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 valuesDesignation code: MW-EN 14303-T4-ST(+)640-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
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_______600 Quantities and declared values________- StandardEN 12667
ISO 13787
ASTM C177
Symbolλ Unit[W/(m•K)] Quantities and declared values0.041 Quantities and declared values_0.047 Quantities and declared values__0.055 Quantities and declared values___0.065 Quantities and declared values____0.089 Quantities and declared values_____0.118 Quantities and declared values______0.155 Quantities and declared values_______0.201
CharacteristicThermal behaviour SymbolT Unit[°C] Quantities and declared valuesMaximum service temperature 640 (under 500 Pa) StandardEN 14706

Acoustic Parameters

Characteristic Symbol Unit Quantities and declared values Thickness [mm] Standard
CharacteristicAirflow resistivity* SymbolAFR (σ) UnitkPa·s/m2 Quantities and declared values>40 Thickness [mm]>40 StandardEN ISO 9053-1
CharacteristicSound absorption* Symbolαp UnitHz Quantities and declared valuesαw Quantities and declared values125 Quantities and declared values250 Quantities and declared values500 Quantities and declared values1,000 Quantities and declared values2,000 Quantities and declared values4,000 Thickness [mm]- StandardEN ISO 11654
EN ISO 354
CharacteristicSound absorption* Symbolαp Unit- Quantities and declared values1.00 Quantities and declared values0.26 Quantities and declared values0.87 Quantities and declared values1.06 Quantities and declared values1.04 Quantities and declared values1.05 Quantities and declared values1.12 Thickness [mm]50 StandardEN ISO 11654
EN ISO 354

Documents

TECH Slab MT 4.1 Alu2/V1
TDS_TECH_Slab_MT_4.1_Alu2_V1.pdf
TECH Slab MT 4.1 Alu2/V1
Designing_acoustics_in_Industry.pdf
TECH Slab MT 4.1 Alu2/V1
TechCalc_2.0.pdf
TECH Slab MT 4.1 Alu2/V1
Techcalc_Userguide.pdf
TECH Slab MT 4.1 Alu2/V1
Industry_Technical_Manual.pdf
TECH Slab MT 4.1 Alu2/V1
SUIS_Stonewool.pdf