Momentive RTV31 is a high temperature silicone rubber potting compound suitable for a range of applications. It is widely used for the potting and encapsulation of electric motors and transformers, casting moulds for low-melting point metals and for the fabrication of rubber parts. Also suitable for thermal insulation and release applications such as rubber rollers.

RTV31 is supplied ready-to-use with DBT as the standard curing agent; DBT is suitable for most applications however other catalysts are available to facilitate deep section or faster cure times.

Product Benefits

• Room temperature cure
• Free from solvents & odour
• Excellent adhesion capabilities with primer
• Excellent release properties

Technical Properties

• Uncured Consistency:Pourable
• Colour: Red
• Work Time: 2 Hours
• Cure Time: 24 Hours
• Cured Shore Hardness: 54 Shore A
• Elongation: 170%
• Dielectric Strength: 17kv/ mm
• Operating Temperature: -54°C to +260°C
• Intermittent Temp: +316°C