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1521 Potting Materials for PV Junction Box Prostech Vietnam

1521 Potting Materials for PV Junction Box

  • Product code: 1521
  • Manufacturer: H. B. Fuller
  • Package size: 14kg
  • Shelf Life: 6 months

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1521 is two-component, room temperature cure silicone system. It has very low ionics and can be used for electronic component applications and electronics potting. Applications include appliance sealing, connector sealing, and junction box potting.

UNCURED PROPERTIES

Chemical type Silicone
Color(Mixed) White
Mixed Rate(weight) 6: 1
Mixed Rate(volume) 4: 1
Viscosity of part A (mPa·s) 7000
Viscosity of part B (mPa·s ) 25
Specific Gravity of part A (g/cm3) 1.47
Specific Gravity of part B (g/cm3) 0.99
Specific Gravity after mixed(g/cm3) 1.40
Pot Life( min) 8
Gel Time( min) 60

CURED PROPERTIES

Measured on cured sheets ~2mm. Cured @ (23±2)℃, (50±5)%RH for 7 days, tested at (23±2)℃.

Operating Temperature Range(℃) –50～150
Tensile strength(MPa) (ISO37，GB/528) 1.2
Hardness (ShoreA) (ISO7619，GB/T531) 40
Elongation at break (%)(ISO37，GB/528) 110
Thermal Conductive(W/m.℃) （ASTM E1461） 0.3
Volume Resistivity(Ω.cm） (IEC60093，GB/T1692) 1.0×10^15
Breakdown tension（kv/mm） (IEC 60243-1，GB/T1695) 23

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