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Oxynul RP-4820 is an oil dispersed rust preventive developed to provide long term protection in corrosive and high humidity environments. Oxynul RP-4820 also provides fingerprint suppression with a self-healing film. The thin oily residual film is easily cleaned using an alkaline cleaner.

Features: Corrosion Resistant, Cost Effective, High Flash Point

Compatible Substrates & Surfaces: Metal

Application Method: Brush, Spray

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Labeling Claims
Performance Benefits
  • Excellent dewatering properties extends bath life
  • High flash point eliminates the need for special fire equipment
  • Excellent protection in corrosive atmospheres
  • Barium free formulation
  • Excellent self-healing properties
  • Ideally suited for parts that are manually handled
  • Economical – one gallon covers 4,000 to 5,000 square feet

Applications & Uses

Markets
Application Method
Compatible Substrates & Surfaces
Recommended Applications

Oxynul RP-4820 is used for protecting components previously exposed to water-containing machines and grinding coolants, cleaners or water rinses and also long term protection of parts and components stored under humid conditions. Oxynul RP-4820 is normally applied by complete immersion but can also be applied by brushing or spraying.

Properties

Physical Form
Appearance
Light amber liquid
Characteristics
ValueUnitsTest Method / Conditions
Specific Gravity (at 16°C)7.74--
Viscosity (at 40°C)min. 10cSt-
Film TypeSlightly oily--
Flash Pointmin. 140°FPMCC
Corrosion Protection (Indoor Storage)18.0months-
Corrosion Protection (Outdoor Covered Storage) *6 - 9months-
Note

* Assumes that primary protection from the elements is by a tarpaulin or other form of cover