RTV627 is a two part silicone rubber compound from Momentive Performance Materials designed for potting and encapsulation applications. It is especially favoured where flammability is of concern. Supplied in a matched kit which is designed for use at a 1:1 ratio by weight or volume.

Potential applications include production line potting to provide protection of electronic components and assemblies against thermal shock, vibration, moisture, ozone, dust, chemicals and other environmental hazards. Other applications include encapsulation of high voltage transformers, voltage regulators, power converters and complete power supplies.

Product Benefits

• Convenient 1:1 mixing ratio
• Solvent free
• Cure can be accelerated by heat
• Deep section cure possible
• Low shrinkage
• Low viscosity
• Reversion resistant and hydrolytically stable

Technical Properties

• Uncured Consistency:Easily pourable
• Colour: Grey
• Cured Shore Hardness: 62 Shore A
• Elongation: 60%
• Dielectric Strength: 20.1kv/ mm
• Operating Temperature: -60°C to +204°C

Flammability Classification: UL94V-0