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1521 Potting Material

Image of 1521 Potting Material
Tonsan silicone potting material is used in junction boxes to provide reliable sealing for diodes and connectors. It exhibits excellent adhesion to PPO, TPT, brass and tin-plated leads. Tonsan 1521 has an excellent aging and heat resistance in tough weather conditions and is ideal for automatic dispensing machine applications. Tonsan 1526 is a non corrosive silicone sealant designed for sealing grid emerging incision on back sheets. This product has a unique rheology that allows for reliable sealing against moisture and chemicals. Tonsan 1526 exhibits excellent electrical insulation across all weather conditions.

High performance properties of Tonsan1521 junction box potting compound:
  • Good flow ability and cavity-filling
  • Compatibility with interconnect and EVA
  • High dielectric strength and volume resistivity
  • Good thermal conductivity
  • Low flame and smoke characteristic
  • Excellent Heat-Damp resistance