Jan 22, 2010 
Tonsan 1521 is a two-part silicone potting material used in junction boxes to provide reliable sealing for diodes and connectors. The material shows strong adhesion to PPO, TPT, brass and tin-plated leads. Additionally, the material features excellent ageing and heat resistance in rugged weather conditions, and is ideal for automatic dispensing applications.
Tonsan is one of the most advanced manufacturers of sealants and potting compounds for photovoltaic module manufacturing. The company manufactures a full range of photovoltaic materials in one of the world’s most advanced manufacturing facilities in Beijing, with multiple North American and European Community certifications and approvals.
For more information about Tonsan 1521 potting material, visit http://www.christopherweb.com.
