Akfix HT300 Silicone 310Ml Red

Expired

Akfix HT300 is a one-component RTV silicone designed for sealing and bonding in applications exposed to high temperatures. After curing, it remains flexible and withstands temperatures up to 300 °C. Suitable for both industrial and household use.

Heat resistance: permanent up to 250 °C, short-term up to 300 °C
Will not crack, shrink or yellow
Cures with atmospheric moisture (RTV)
Ideal for engines, ovens, chimneys, exhausts
Color: red, volume: 310 ml

More information

-46 %

Merchandise code

1270300.315+ copy
Status of merchandise

In stock
Unit of measure

pcs
Weight

0,4 kg/pcs
Material

100% RTV silicone (acetoxy cure)

6,90 € -46 %

3,73 €

inc. 21 % VAT
3,09 € excl. VAT

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Akfix HT300 High Temp RTV Silicone – reliable sealing up to 300 °C

Akfix HT300 is a high-performance, one-component acetoxy RTV silicone sealant designed for sealing, bonding, and repairing applications requiring excellent heat resistance. After curing, it forms a durable and flexible bond capable of withstanding continuous temperatures up to 250 °C and temporary exposure up to 300 °C.

Key Features

Heat resistance: Permanent up to 250 °C, short-term up to 300 °C
Elasticity: Remains flexible at low (-40 °C) and high (+250 °C) temperatures
Mechanical strength: Resistant to vibration and pressure after curing
Durability: Will not crack, shrink, or become brittle
Easy to apply: One-component RTV system that cures with atmospheric moisture
Color: Red – ideal for high-temp applications

Typical Applications

Automotive sealing: Engines, exhausts, pumps, and gaskets
Heating systems: Boilers, stoves, and oven flues
Chimneys and fireplaces: Heat-resistant seals for smoke and air tightness
Industrial equipment: Flanges and joints exposed to high temperatures

Technical Specifications

Type: Acetoxy RTV silicone
Temperature range: -40 °C to +300 °C
Volume: 310 ml
Color: Red
Hardness: High Shore A – suitable for mechanical loads

Storage Notice

This product is past its expiration date. It may have altered curing properties or viscosity. Recommended only for non-critical or test applications. Store in a cool, dry place away from sunlight.