Product Facts

Product Name
Selleys Auto Fix Instant Gasket High Temperature Red Sealant 100mL
Availability
In Stock
Condition
New
Category
Home & Garden > Sealants & Adhesives > Auto Sealants
Seller
Selleys
GTIN
unknown

Selleys Auto Fix Instant Gasket High Temperature Red Sealant 100mL

Selleys Auto Fix Instant Gasket High Temperature is a high-strength sealant designed for long-term reliability in high-heat applications. Forms a tough, high-pressure red seal that resists intermittent temperatures up to 343°C. Suitable for use on oil pans, valve covers, water pumps, exhaust manifolds, and other automotive applications. 100% silicone composition with excellent temperature resistance, sensor safe, and ideal for high torque and vibration usage.

GTIN:
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Product Data (OpenAI Spec)

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Specifications

VOC 43.68 g/L
Colour Red
Density 1.02 g/ml
Storage Store below 30°C
Set Time 30 minutes
Skin Time 5 minutes
Technology 100% Acetoxy Silicone
Limitations Store below 30°C Use within 24 months from date of production
Directions for Use 1. Remove old gasket material and clean with mineral turpentine. 2. Cut nozzle at 45° angle. 3. Apply 1.5–3mm bead. 4. Join parts within 10 minutes. 5. Tighten bolts after 30 minutes. 6. Full cure in 24 hours. 7. Clean uncured product with mineral turpentine.
Movement Capability 25%
Service Temperature -40°C to 260°C
Application Temperature -20°C to 50°C
Intermittent Temperature Resistance up to 343°C

Product Intelligence

Selleys Auto Fix Instant Gasket High Temperature Red Sealant - Technical Specifications

Product Overview

Selleys AutoFix Instant Gasket High Temp Red is a premium high-strength sealant engineered specifically for demanding high-temperature automotive applications. This 100mL tube product (barcode: 9300697133564) delivers reliable, durable sealing performance in extreme heat environments where standard sealants fail.

Key Features

The sealant offers exceptional performance characteristics ideal for automotive applications:

  • 100% Silicone Formulation - High-temperature resistant seal technology
  • Durable Temperature Resistant Seal - Intermittent temperature resistance up to 343°C
  • Sensor Safe Design - Compatible with engine sensors
  • Rapid Setting - Set time of just 30 minutes
  • High Torque and Vibration Usage - Suitable for high-stress applications
  • High Flexibility - Accommodates joint movement and thermal expansion

Technical Specifications

The product demonstrates the following technical properties:

Property Specification
Technology 100% Acetoxy Silicone
Colour Red
Density 1.02 g/ml
Application Temperature -20°C to 50°C
Skin Time 5 minutes
Set Time 30 minutes
Shore A Hardness (ASTM C661) ≥18
Elongation at Break ≥300%
Movement Capability (ASTM C719) 25%
Service Temperature (ASTM C1246:2017) -40°C to 260°C (intermittent resistance up to 343°C)
VOC Content (USEPA Test Method 24) 43.68 g/L

Primary Applications

This sealant is specifically designed for use on critical automotive engine components:

  • Oil Pans - Engine oil containment systems
  • Valve Covers - Engine valve protection assemblies
  • Water Pumps - Cooling system components
  • Exhaust Manifolds - Exhaust system connections
  • Mufflers - Exhaust silencing systems
  • Tail Pipes - Exhaust outlet components
  • Catalytic Converters - Emission control systems
  • Exhaust Pipe Connections - Exhaust system joints
  • Engines - General engine sealing applications

Beyond automotive use, the product is also suitable for:

  • Gaskets of all types
  • Dishwashers
  • Refrigerators
  • Oven doors
  • Plumbing applications
  • Heating and air conditioning systems
  • Flanges of all kinds

Performance Characteristics

The sealant's exceptional flexibility (≥300% elongation at break) and high movement capability (25%) enable it to withstand thermal cycling, vibration, and joint movement without failure. The Shore A hardness of ≥18 indicates a flexible yet durable material that maintains integrity under stress while accommodating movement.

The 5-minute skin time allows for quick tooling and finishing, while the 30-minute set time provides adequate working time before handling the assembled components. Full cure is achieved within 24 hours.

Safety and Compliance

The Selleys AutoFix Instant Gasket High Temp Red is not classified as hazardous according to Safe Work Australia GHS 7 criteria and is not classified as Dangerous Goods under Australian or New Zealand transport regulations.

Application and Maintenance

Proper performance depends on following recommended application procedures and maintenance practices as specified in the product documentation. Surface preparation is critical—remove old gasket material and thoroughly clean surfaces before application.

References

  • [1] SELLEYS_AUTO_FIX_AUTO_SILICONE_SEALANT__Discontinued_2022_-AUS_GHS.pdf
  • [2] auto-fix-instant-gasket-sealant-high-temp-v1-0-tds-10-12-24.pdf
  • [3] SELLEYS_AUTOFIX_INSTANT_GASKET_HIGH_TEMP_RED-AUS_GHS.pdf
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