Dolphin RTV Gasket Maker

Dolphin High Temperature RTV silicone gasket maker is a one component, ready to use silicone adhesive sealant. It has a paste-like consistency and cures to silicone rubber on exposure to atmospheric moisture at room temperature. It has a maximum operating temperature of 200°C Intermittent. Because this paste-consistency product will flow only with external pressure, it may be applied to horizontal, vertical and overhead surfaces. It has sufficient uncured body to adhere small objects while cure is taking place. This paste-consistency silicone sealant may be used for bonding and sealing, joining metals & metals and electrical insulation. Dolphin High Temperature RTV gasket maker has excellent resistance to weather, ozone, UV and chemicals.


Formed in place gasket, Electrical Insulation, Sealing, Cooking and heating equipment. Transmission covers, Oil Plan, Timing Case, Engine Side cover, Sealant for solar modules, marine freight containers Water pump mounting.

Application instruction

The substrate areas that will be in contact with the sealant must be clean, dry and free of all loose materials, dust, dirt, rust, oil and other containments. Non-porous substrates should be cleaned with a solvent and a clean, lint-free, cotton cloth. Wipe dry immediately with another such cloth before the solvent evaporates from the surface.

Storage and Shelf life

When stored in original unopened container at or below 90°F (32°C), and above freezing, Dolphin High Temperature RTV gasket maker has a shelf life of 12 months from manufacturing date. Containers should always be kept sealed when not in use.


Application Video

Dolphin High Temperature RTV gasket maker is available in 85 grams Collapsible Aluminum tubes.


Typical Properties



Black, Blue,Clear, Red,White and Grey.

Skin Over Time

?10 min

Tack Free Time


Specific Gravity

0.98±0.01 g/cm3


? 17 points

Depth Cure

> 2.2/ Day

Viscosity Flow

Non sag

Tooling Time

15 min



Tensile Strength

0.90 - 1.00 N/mm2

Elongation Approx


Service Temp

-40 up to 200°C

Young’s Modulus

0.25 MPa



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