CRC Red RTV Gasket 340 Blister Tube 85g

CRC Red RTV Gasket 340 Blister Tube 85g

Product no.: 8629

In stock

Was NZ$9.68
You save NZ$0.88

Possible delivery methods: $4.99 Nation Wide Shipping SMALL ITEMS UP TO 10KG, Pickup From Shop / Warehouse Auckland NZ, $35.00 Large Boxes Ropes, Chains and Goods 10-25kg North Island, $70.00 Bulk Shipping Stoves & Fridges + Goods over 25kg North Island, Free Shipping NZ Wide For Fishing & Cast Nets Only, $3.99 Shipping for Tasmanian Devil Lures ONLY (Kilwell Promotion)

CRC Red RTV Gasket 340 Blister Tube 85g

CRC Red RTV Gasket 340 is formulated for heavy duty, high temperature applications with an intermittent service temperature of up to 340ºC.

CRC Red RTV Gasket 340 is a self-forming room temperature vulcanising Silicone that replaces almost any cut gasket, felt, cork, paper, asbestos and rubber gaskets. No gasket sealers are required – the pure silicone rubber forms to any size and shape quickly.

CRC Red RTV Gasket 340 resists migrating caused by thermal cycles, cracking, shrinking and vibration. It is ideal for high temperature, high pressure applications, it will remain flexible and durable.

CRC Red RTV Gasket 340 is NOT recommended for use on copper and brass. Do not use as a head gasket, not suitable for stove pipes or in fireplaces.

Features & Benefits

  • Intermittent service temperature of up to 340°C

  • Makes any size or shape of gasket in minutes

  • Ideal for high temperature high pressure applications

  • Replaces most gaskets

  • Remains flexible and durable

  • Easy to apply


  • General machinery and automotive gasketing

  • Valve rocker cover

  • Timing chain cover

  • Thermostat housing

  • Transmission pan

  • Side cover plate

  • Water outlet/inlet

  • Water pump cover gasket

  • Intake manifold

  • Oil pan corner seals

  • Differential cover

Physical Properties & Performance Characteristics


Silicone Polymer

Curing Method




Continuous Service Temperature

Up to 260°C

Intermittent Temperature

Up to 340°C

Hardness (Shore A)

= 18

Tensile Strength

= 1.2 N/mm2

Elongation at Break

= 300%

Elastic Recovery




Toxicity / Staining

Non-toxic when cured / None

Tack Free Time

= 30 minutes

Through Cure

24 hours (3mm bead @ 25°C/50% RH)



Pack Sizes Available


Blister Tube 85 g, pack size 10
16.00cm H x 4.50cm W x 4.50cm D : 0.10kg


We also recommend

Browse this category: CRC Gasket Jointing Compounds