Free Silicone Rubber Rtvs of 2025
Best Choice1
ChryslerGenuine Chrysler Accessories 4883971 RTV Silicone Rubber Adhesive Engine Sealant - 3 oz. Tube
Main highlights- Used to seal components
- Specially formulated RTV silicone rubber adhesive engine sealant
- Genuine OEM Chrysler fluid
- Formulated for automotive use
- Black silicone rubber RTV
9.6Exceptional
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Value for Money2
VersachemVersachem 12270 1200 Series Black RTV Silicone - 10.3 oz.
Main highlights- Use to bond, seal, insulate, repair, fill voids and more
- Temperature Range: -100°F to 450°F (-73°C to 232°C)
- Suggested Applications: Glass, vinyl, wood, most metals, brick, and concrete; excellent for home, marine, and automotive applications
- High strength, moisture curing RTV silicone; maintains long-term durability and flexibility
- Forms a tough, flexible silicone rubber material; resists aging and weathering providing a leak proof seal
9.4Excellent
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3
Permatex16% OffPermatex 80050 Clear RTV Silicone Adhesive Sealant, 3 oz
9.5 Attachment9.5 Water tight9.3 Heat toleranceWhy we love it
Bonds multiple materials effectively.
Waterproof and flexible for outdoor use.
Highly versatile for household repairs.
9.3Excellent
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4
Permatex20% OffPermatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Flex And Oil Resistant Applications 3 oz
Why we love it
Exceptional oil resistance.
Sensor-safe and non-corrosive.
High flexibility for various applications.
9.2Excellent
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5
J-B WeldJ-B Weld 31310 Clear All-Purpose RTV Silicone Sealant and Adhesive - 3 oz. - 2-Pack
Main highlights- Upon curing, which occurs when the product is exposed to the moisture in air, the silicone forms a tough, waterproof seal on most surfaces.
- J-B Weld Clear Silicone will not shrink or crack
- J-B Weld Clear Sealant and Adhesive is a general purpose sealant adhesive designed for use in household or mechanical applications.
- Great For: Great for tubs, showers, windshields, windows, lens housings, and more
9.0Excellent
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6
BUFFZITBUFFZIT Black Silicone Sealant RTV 100% Silicone Waterproof Sealant for Car - Stronger Adhesion, Shrink & Crack Proof Caulk for Gaskets, Engine, Windows, Sunroofs & Headlights - 30g/1oz
Main highlights- Weather resistant: The Black Auto Sealant is engineered to withstand extreme temperatures, both high and low, while preserving its elasticity and sealing capabilities across various challenging climates.
- Versatile applications: Ideal for diverse automotive sealing and repair needs, this car sealant is perfect for use on doors, windows, windscreens, roofs, and bonnets. It effectively addresses issues related to water leakage, wind infiltration, and soundproofing.
- Outstanding sealing performance: This car body sealant offers strong sealing and leak-proof features. It withstands vibrations, expansion, and impact, remaining effective all the time.
- Efficient and long-lasting seal: Our car sealant is designed for ease of use, providing a durable and robust seal in any area that requires sealing. This solution helps you save time and money by efficiently completing the sealing task with minimal effort.
- EASY TO USE: the auto windows sealant requires no special skills for application. Just apply the sealant to the desired area and allow a moment for a sturdy, lasting seal to take hold.
8.8Very Good
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7
RUTLAND PRODUCTSRutland 500°F RTV High Heat Silicone, High Temperature Sealant, Black, 10.3 oz Cartridge
Main highlights- Will adhere to most clean surfaces including: glass, metal, plastics, fiberglass, wood, brick, and stone.
- Seal fireplace inserts, repair solar panels, apply ceramic tiles to your fireplace surround or heat shielding behind your stove, the uses are endless
- Rutland High Temperature Silicone is a great solution to your sealant and adhesive needs
- Rated to withstand up to 500° F (260° C)
- Forms a tough and flexible seal
8.7Very Good
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8
RUTLAND PRODUCTSRutland 500°F RTV High Heat Silicone, High Temperature Sealant, Black, 2.7 oz Tube
Main highlights- Will adhere to most clean surfaces including: glass, metal, plastics, fiberglass, wood, brick, and stone.
- Seal fireplace inserts, repair solar panels, apply ceramic tiles to your fireplace surround or heat shielding behind your stove, the uses are endless
- Rutland High Temperature Silicone is a great solution to your sealant and adhesive needs
- Rated to withstand up to 500° F (260° C)
- Forms a tough and flexible seal
8.6Very Good
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9
1DFAULRTV Silicone Gasket Maker, High Temp Silicone Resist Oil, Anti-Freeze RTV Silicone Sealant for Engines, Gearboxes, Pumps, Superchargers (Black, 170g)
Main highlights- Suggestions for use: After cleaning the oil on the surface with cleaning fluid, apply high temperature silicone evenly. During the curing process, a certain amount of pressure needs to be applied to ensure that silicone RTV fully fills the gaps
- Our high temperature silicone sealant is oil-resistant, non-corrosive, water proof, freeze-proof, fully fills gaps in surfaces, seals completely, prevents fluid leakage and reduces energy loss
- Our gasket sealant cures quickly into a leak-proof gasket that replaces cutting gaskets. They are flexible and will not shrink or crack even under high temperature, cold, high pressure, or vibration, maintaining a strong bond
- Our RTV silicone is a sealing product specifically designed for automotive engines to prevent oil and gas leaks and ensure efficient operation. Our silicone sealant can also be used in gearboxes, front and rear axles, and pump superchargers, form various silicone gasket
- NOTE: Carry out a sealing test after sealing to prevent damage to the instrument during actual use; Curing time is different in different environments, eg: 25℃, 10~30min; Applicable temperature: - 60~+300°C; Ultimate pressure: ≥10MPa
8.5Good
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10
J-B WeldJ-B Weld 31314 Red High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. - 2-Pack
Why we love it
Withstands high temperatures up to 650°F.
Forms a durable, waterproof seal.
Ideal for automotive applications.
8.4Good
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