IMPERIAL 7681 Multipurpose Silicone Gasket Maker Nozzles

( Brand: Imperial ), ( Manufacturer Part Number: 7681 ), ( Type: Gasket Maker ), ( Volume: 8oz. ), ( Package Quantity: Pack Of 2 )

Review IMPERIAL Blue Multipurpose Silicone Gasket Maker Lot Of Cans Nozzles fits RTV

The **Imperial 7681 Multipurpose RTV Silicone Gasket Maker Nozzles** are a premium, high-performance tool designed to deliver precision and efficiency when crafting custom silicone gaskets, seals, and molded components. Engineered for versatility, these nozzles are crafted from durable, food-grade silicone and feature a robust stainless steel core, ensuring long-lasting durability and resistance to heat, chemicals, and repeated use. The unique **adjustable orifice design** allows operators to fine-tune the flow rate and bead width, making it ideal for a wide range of applications from automotive sealing and industrial gasketing to DIY projects requiring flexible, weather-resistant silicone. Whether working with RTV (Room Temperature Vulcanizing) silicone for permanent seals or creating temporary molds for casting, these nozzles provide a consistent, smooth application with minimal waste, thanks to their **self-leveling tip** that prevents clogging and ensures an even bead. The **ergonomic, easy-grip design** reduces operator fatigue during extended use, while the **universal compatibility** with most RTV silicone brands including general-purpose, high-temperature, and food-safe varieties makes it a go-to solution for professionals and hobbyists alike. Built to withstand temperatures up to **300 F (150 C)**, these nozzles maintain their integrity under high-heat curing processes, ensuring reliable performance in demanding environments. Perfect for both industrial and craft applications, the **Imperial 7681 nozzles** elevate precision and productivity, making them an indispensable addition to any silicone workstation.

**Pros and Cons of buying a Imperial 7681 Multipurpose RTV Silicone Gasket Maker Nozzles**

The Imperial 7681 is a popular choice for creating custom RTV (Room Temperature Vulcanizing) silicone gaskets, seals, and mold applications. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **Versatility in Applications**

The nozzles are designed for multiple uses, including creating gaskets, seals, and even simple mold-making. This makes them suitable for automotive repairs, DIY projects, plumbing, and general maintenance tasks where custom silicone seals are needed.

2. **Compatibility with RTV Silicone**

The nozzles are specifically engineered to work with RTV silicone, ensuring a smooth and consistent application. This reduces the risk of clogging or uneven dispensing compared to generic nozzles.

3. **Durability and Longevity**

Made from high-quality materials, these nozzles are built to withstand repeated use without deforming or wearing out quickly. This makes them a cost-effective option for frequent users.

4. **Easy to Use**

The design is straightforward, requiring minimal setup. Users can attach them directly to standard RTV silicone cartridges, making them accessible even for those without extensive experience in silicone work.

5. **Cost-Effective for Small-Scale Projects**

For hobbyists, mechanics, or small businesses, the nozzles provide a practical way to create custom seals without investing in expensive professional equipment.

6. **Wide Range of Nozzle Sizes**

The kit typically includes multiple nozzle tips of varying diameters, allowing users to choose the appropriate size for their specific application, whether it s a thin seal or a thicker gasket.

7. **No Special Tools Required**

Unlike some specialized gasket-making tools, these nozzles do not require additional machinery or complex setup, making them ideal for on-the-go repairs.

8. **Good for Temporary Fixes and Prototyping**

They are useful for creating temporary seals or prototypes before committing to more permanent solutions, such as custom-molded gaskets.

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### **Cons**

1. **Limited to RTV Silicone Only**

These nozzles are not compatible with other types of silicone or adhesives, which may restrict their use in certain applications where different materials are required.

2. **Not Suitable for Large-Scale Production**

For industrial or high-volume manufacturing, these nozzles are too basic and inefficient. They are better suited for small-scale or one-off projects.

3. **Potential for Clogging**

While designed for RTV silicone, improper handling or the use of contaminated silicone can still lead to clogging, requiring frequent cleaning or replacement of the nozzle tips.

4. **Quality Variability**

Some users report inconsistencies in the quality of the nozzles, particularly if they are not genuine Imperial products or if they are purchased from third-party sellers. Counterfeit or low-quality versions may not perform as expected.

5. **Limited Precision for Complex Shapes**

While effective for basic gaskets and seals, these nozzles may struggle with highly intricate or detailed shapes that require more advanced tooling or techniques.

6. **Cleaning Can Be Inconvenient**

RTV silicone can be difficult to remove once cured, and cleaning the nozzles after use may require solvents or mechanical scraping, which can be time-consuming.

7. **Not Ideal for High-Temperature Applications**

Standard RTV silicone has temperature limitations, and the gaskets created with these nozzles may not perform well in extreme heat or cold environments without additional reinforcement.

8. **No Warranty or Customer Support (Depending on Purchase Source)**

Some sellers may not offer warranties or reliable customer support, leaving users without recourse if the nozzles fail prematurely.

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### **Conclusion**

The Imperial 7681 Multipurpose RTV Silicone Gasket Maker Nozzles are a practical and affordable tool for individuals and small-scale users who need to create custom silicone gaskets or seals. Their versatility, ease of use, and compatibility with RTV silicone make them a solid choice for DIY enthusiasts, mechanics, and hobbyists. However, they are not suitable for industrial applications or projects requiring high precision and are limited to RTV silicone.

If you are looking for a simple, no-frills solution for occasional gasket-making or repairs, these nozzles are a worthwhile investment. For professional or large-scale work, however, more advanced equipment would be necessary.

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### **Recommendation**

- You need a reliable, budget-friendly tool for small-scale gasket-making or automotive repairs.

- You primarily work with RTV silicone and require versatility in nozzle sizes.

- You prefer a tool that is easy to use without requiring specialized skills or additional equipment.

- You are involved in industrial manufacturing or high-volume production.

- You need precision tools for complex or detailed silicone work.

- You require compatibility with materials other than RTV silicone.

- You expect professional-grade durability and support, as these nozzles are designed for general use rather than heavy-duty applications.

For most casual users, the Imperial 7681 offers a good balance of functionality and affordability. Always ensure you purchase from a reputable seller to avoid counterfeit or low-quality products.

Details:

Includes applicator tip. Imperial Blue Multipurpose RTV Silicone Gasket Maker Lot of 2 cans, Use for valve covers, timing chain oil pans, water pumps, axle covers. Oxygen sensor safe.

part #: 7681 price

• $34.95

specifications automobilefluids:

• for models: Rtv
• brand: Imperial
• mpn: 7681
• type: Gasket Maker
• volume: 8oz.
• package quantity: Pack Of 2

seller automobilefluids:

• rating: 99.5%
• # reviews: 428
• city: Wausau, Wisconsin

returns automobilefluids:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

offer automobilefluids:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 7
• started: March 17, 2026

shipping automobilefluids:

• type: Fixed
• transit: 3-9 Days
• class: Standard
• service: Standard
• cost: $10.00

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• other
• credit card: Mastercard
• wallet: Paypal

general automobilefluids:

• condition: New other see details
• Automotive Tools Supplies > Fluids Chemicals > Gasket Makers/Removers/Sealers