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WEICON SILICONE HT-300 HIGH TEMPERATURE-INSDM/CHMCLS/098

Material Supply SKU #: Z-WEICON-SILICONE-HT-300-HIGH-TE-2875

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WEICON HT 300 adhesive and sealant is red, high-temperature resistant (+300°C/+572°F), free of solvents, strong, and has acetatecross-linking properties. It is resistant to weathering, ageing and chemicals and is extremely elastic (breaking elongation of approx. 500%). n
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n nHT 300 is particularly suitable for heat-exposed bonds and seals and adheres very well to steel, aluminium, glass, ceramics and many additional materials. n n
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n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n
Technical Data
Basis1-K. Polysiloxan (Acetat)
Density1,28 g/cm³
Viscositypasty
Stability/Run-off (ASTM D 2202)1 mm
Processing temperature+5 bis +35 °C
Cure typeby humidity
Curing conditionfrom +5°C to +40°C and 30% to 95% relative humidity
Skin-over time12 min.
Cure speed (first 24 h)2-3 mm
Volume change (DIN 52451)-1 %
Gap filling up to max.5 mm
Shelf life (+5°C to +25°C)12 months
Shore Hardness A (DIN 53505 / ASTM D 2240) ± 535
Elongation at break (DIN 53504 / ASTM D 412)ca. 500 %
Tensile strength of the pure adhesive/sealant2,0 N/mm²
Average tensile shear strength (DIN 53283/ASTM D 1002)1,3 N/mm²
Tear strength (DIN 53515 / ASTM D 624)6,0 N/mm²
Movement capacity max.15 %
Temperature resistance-60 to +280 briefly (approx. 2 hrs.) +300 °C
Solid content100 %
Specific forward resistance2,5 x 10^15 Ohm/cm
Dielectric strength21 kV/mm
Thermal conductivity0,3 W/m·K
Overpaintable (liquid paint)No
Building material category (DIN 4102)B2