Permatex Super “300” Form-A-Gasket Sealant
Non-hardening sealant designed to resist heat transfer fluids such as oil or antifreeze. Temperature range -65°F to 400°F (-54°C to 204°C); resists antifreeze, aviation fuels, aggressive detergent bearing oils and lubricants.
Suggested Applications: Valve cover gaskets, compressors, and diesel applications.
PRODUCT DESCRIPTION S.I.N.: 834-300
Permatex SUPER “300” FORM-A-GASKET Sealant is a
black, free flowing liquid with a characteristic alcoholic odor. It
is an oleo-resinous, fast drying, non-hardening, semi-flexible
sealant for all types of assemblies with or without gaskets.
Remains tacky after solvent evaporation.
• For use on all types of gaskets
• Seals threads and hoses
• Excellent oil resistance
• Applies easily
• Diesel engine heads
• Final drives
• Gear boxes
• Power units
• Pumps Transmissions
• High speed turbine Superchargers
DIRECTIONS FOR USE
For assembly as form-in-place gasket
1. Remove all previous material from mating surfaces.
Permatex Gasket Remover is recommended for most
materials, not for plastics or painted surfaces.
2. For best results, clean and dry all surfaces with a
residue-free solvent, such as Permatex Brake and
3. Apply a thin, continuous and even bead of product to
both surfaces to be sealed. First tracing the internal
areas of the gasket configuration, then all surrounding
bolt holes as shown below:
4. Allow to air dry for 5 to 10 minutes.
5. Assemble parts immediately while the product is still
wet. Secure or tighten to recommended torque specs.
Allow 1 hour at room temperature before use.
Note: Slight warming decreases drying time.
1. Remove uncured product from parts and hand-tools with
a dry cloth, if skinned over, break film with a dry cloth to
remove as much as possible, and remove the remaining
material with Permatex Gasket Remover as previously
2. Clean hands with a dry cloth or Permatex Fast
Orange hand cleaner.
This product is not recommended for use in pure oxygen
and/or oxygen rich systems and should not be selected as
a sealant for chlorine or other strong oxidizing materials.
|Permatex Super “300” Form-A-Gasket Sealant Tds|