AS1740, 310ML.

AS1740 1-part non-corrosive neutral cure adhesive sealant, coating and potting material (electronic grade). It is the part of a range of high performance RTVs. It is a neutral cure silicone sealant specifically designed to meet the physical, chemical and temperature resistant requirements of MIL-A-46146B. It features exceptional physical properties and is compatible with many sensitive substrates including copper, brass, steel, aluminium and FR4, making this an ideal option for many electronic applications where high performance is paramount. The Alkoxy cure system produces a silicone sealant with excellent adhesion to most common substrates. Applications include but are not limited to, protecting car engine number, fibre optic cables, sealing cable entry into distribution box, protective coating for electronics in welding equipment.

• Contains UV tracer for visual inspection, self levelling, adhesive liquid
• Appearance is viscous liquid, self bonding
• Cure profile is 23+/-2°C and 50+/-5% humidity, cure type is alkoxy
• Colour is translucent, volume is 310ml
• Approval is UL File No. E334038, density is 1.03g/cm³ (BS ISO 2781)
• Working temperature is -62°C minimum, 200°C maximum
• Tensile strength is 1.8N/mm²/261psi (ISO 37), thermal conductivity is 0.18W/mK
• Dielectric constant is 2.6 (ASTM D-150)
• Dielectric strength is <gt/>18kV/mm/0V/mil (ASTM D-149)
• Shelf life is 6months in cartridges, 12months in pails