Permatex
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Permatex 81878 3 Oz Ultra Copper RTV Silicone Gasket Maker
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Permatex 81878 3 Oz Ultra Copper RTV Silicone Gasket Maker
Withstands temperatures up to 700°F, ensuring a leak-free seal for high-stress automotive and industrial applications.
Permatex 81878 3 Oz Ultra Copper RTV Silicone Gasket Maker
Item #: 91776172

Permatex 81878 3 Oz Ultra Copper RTV Silicone Gasket Maker

Item #: 91776172

GBP 16

Price Details

Price
GBP 16

Excluding Shipping, VAT & Custom charges ( Shipping, VAT and custom charges will be calculated on checkout.
If Item price + shipping is below GBP 135, 20% VAT will be calculated on checkout, if it is equal or above GBP 135, no VAT will be charged. )

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Withstands temperatures up to 700°F, ensuring a leak-free seal for high-stress automotive and industrial applications.
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What Stands Out

High-Temperature Resistance
Withstands extreme temperatures up to 700°F, ensuring durability and reliability in demanding environments, perfect for automotive and industrial applications.
Versatile Application
Ideal for various surfaces including metal, glass, and plastics, making it a go-to solution for sealing and bonding in different projects.
Excellent Adhesion
Forms a strong, flexible bond that resists water and oil, effectively eliminating leaks and ensuring long-lasting performance in gasket applications.

Product Details

Shop Permatex 81878 3 Oz Ultra Copper RTV Silicone Gasket Maker online at a best price in UK. B00QWNCNCW
Item Weight0.25 lbs (110 grams)

Who Should Buy?

Suitable For
  • Engine Mechanics

    Ideal for engine repairs, providing high heat resistance and excellent sealing for exhaust and valve covers.

  • DIY Enthusiasts

    Perfect for home mechanics needing a reliable silicone to create custom gaskets for various automotive repairs.

  • Professional Technicians

    Used by professionals for automotive applications due to its durability and ability to withstand high temperatures.

Not Suitable For
  • Home Appliances

    Not designed for household items like refrigerators or dishwashers, which may require specific appliance sealants.

Product Description

Permatex 81878 3 Oz Ultra Copper RTV Silicone Gasket Maker

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is Permatex 81878 Ultra Copper RTV Silicone Gasket Maker used for?

    Answer: Permatex 81878 Ultra Copper RTV Silicone Gasket Maker is designed for creating durable, flexible seals in various automotive and mechanical applications. It is ideal for use on engine components such as valve covers, oil pans, intake manifolds, and more. This gasket maker withstands high temperatures and is resistant to oil, cooling fluids, and other automotive chemicals, ensuring long-lasting performance. It is especially useful in situations where traditional gasket materials may fail, providing a reliable alternative.
  • Question: How does the curing process of Ultra Copper RTV Silicone Gasket Maker work?

    Answer: The curing process of Ultra Copper RTV Silicone Gasket Maker involves the silicone forming a tough, elastic bond when exposed to moisture in the air. For optimal performance, apply an even bead around the surfaces to be bonded, allowing it to cure for recommended timeframes before reassembly or applying pressure. This ensures the creation of a strong, resistant seal that can handle high temperatures and pressure, making it perfect for challenging automotive applications.
  • Question: Can Permatex Ultra Copper RTV be used with all engine types?

    Answer: Yes, Permatex Ultra Copper RTV Silicone Gasket Maker is suitable for all types of gasoline and diesel engines. Its formulation allows it to withstand the demanding conditions found in both types of engines, including extreme temperatures and exposure to oils and fuels. This versatility makes it a go-to choice for many mechanics and DIY enthusiasts, ensuring compatibility across a wide range of vehicles.
  • Question: Is Permatex 81878 resistant to high temperatures?

    Answer: Absolutely, Permatex 81878 Ultra Copper RTV Silicone Gasket Maker is engineered to resist temperatures up to 700°F (as intermittent exposure). This feature makes it ideal for high-performance situations, such as race engines, where traditional materials may deteriorate. This gasket maker is formulated to maintain its lift and sealing properties even under severe heat conditions, making it perfect for applications that experience drastic temperature changes.
  • Question: How should I apply Permatex Ultra Copper RTV Silicone Gasket Maker?

    Answer: To apply Permatex Ultra Copper RTV, clean the surfaces thoroughly to remove any old gasket material and contaminants. Apply a uniform bead of the gasket maker on one of the surfaces and assemble the parts within five minutes. This ensures optimal bonding. It's important to allow it to cure fully before subjecting the assembly to operational conditions, so checking the recommended cure time is advised for the best results.
  • Question: Can I use Permatex Ultra Copper RTV on transmissions?

    Answer: Yes, Permatex 81878 is suitable for sealing transmission cases and other components. It effectively withstands the conditions found in modern automatic and manual transmissions, ensuring a leak-free seal. Its resistance to oil, heat, and automotive fluids makes it a reliable solution for preventing leaks that could lead to severe transmission issues, making it an essential product for both professional and amateur mechanics.
  • Question: What benefits does Ultra Copper RTV provide over traditional gaskets?

    Answer: Ultra Copper RTV offers several advantages over traditional gaskets, including the ability to fill gaps and imperfections on surfaces, providing a flexible seal that adapts to thermal expansions. Additionally, it eliminates the need for cork or paper gaskets, which can degrade over time. This quality ensures a better long-term seal, reducing maintenance needs and giving vehicle owners peace of mind by fewer leaks and failures.
  • Question: Can I use Permatex Ultra Copper RTV in applications with high vibration?

    Answer: Yes, Permatex Ultra Copper RTV is designed to withstand high vibration environments, making it suitable for engine applications. Its flexibility allows it to maintain a strong seal even when subjected to consistent movement and vibrations, as seen in vehicles. This feature is crucial for parts such as oil pans or timing covers where vibration can often lead to leaks if traditional gaskets fail.
  • Question: Is the 3 oz size of Permatex Ultra Copper sufficient for multiple applications?

    Answer: The 3 oz size of Permatex Ultra Copper RTV is typically sufficient for several smaller applications, such as valve cover replacements or minor repairs across various components. Depending on the complexity of the job, it can be a practical choice for DIY enthusiasts or professionals dealing with multiple jobs. Always assess the amount needed per application, as thicker beads will consume more material.
  • Question: Where can I buy Permatex 81878 3 Oz Ultra Copper RTV Silicone Gasket Maker?

    Answer: You can buy Permatex 81878 3 Oz Ultra Copper RTV Silicone Gasket Maker on Ubuy in UK. Ubuy offers a convenient platform for purchasing this versatile gasket maker, ensuring you get a quality product delivered to your location. With multiple options and user-friendly navigation, finding the right product for your needs is simplified.

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GBP 16

Excluding VAT : VAT will be calculated on the checkout page

Order now and get it around Monday, August 03

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • High-temperature resistance up to 700°F.
  • Perfect for automotive and industrial sealing and gasket repairs.
  • Copper-infused formula resists oil and antifreeze.
  • Excellent adhesion to metal surfaces.
  • Fills gaps while maintaining long-term flexibility.
  • Reliable and easy-to-use for various high-heat components.

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