CRC Soft Seal - Corrosion Inhibitors - CRC New Zealand
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CRC Soft Seal

Long Term Protection For Metal Surfaces

Related categories:
Protective Compounds

CRC/Barcode Name Pack Size
Aerosol 400 ml 6
Can 4 litre 1

CRC Soft Seal provides a dry transparent, amber waxy film for heavy protection of parts that will not wash or wipe off even in severe conditions. It is a premium heavy-duty, long-term, indoor/outdoor corrosion inhibitor for machined metal surfaces and assemblies subjected to long periods of storage or adverse shipping conditions. It is highly resistant to humidity, salt water and spray, chemicals and corrosive atmospheres.

CRC Soft Seal is suitable for the protection and storage of electrical circuits and components, heat pump exterior units and condensers, metal parts and assemblies, alloy extrusions, dies and moulds, battery terminals and connectors. It protects for up to 2 years when exposed to severe salt spray conditions.

Temperature Range -20°C to +100°C.

Features & Benefits

  • Seals out moisture and corrosive contaminants
  • Forms a dry, transparent, amber film which is highly resistant to humidity, salt water and salt spray
  • Never becomes brittle and will not crack
  • Will not attack plastic, rubber, paint or insulation material
  • Easy re-application over existing film and/or clean surfaces
  • Easily removes with CRC Brakleen or mineral spirits
  • Withstands 400 hours of salt spray test
  • Temperature Range -20°C to +100°C


  • Electrical circuits and components
  • Heat pump exterior units and condensers
  • Metal parts and assemblies
  • Alloy extrusions
  • Dies and moulds
  • Battery terminals and connectors

Application Method


Physical Properties and Performance Characteristics

Ultimate Film Thickness 20-50 µm
Salt Spray ASTM B117 Resistance to rust > 500 hours
Dry to Touch Time 12 hours
Max Expected Coverage 6 m² / 400ml can
Reapplication period Indoors 3 years
Reapplication period Outdoors 2 years
Flash Point < 0°C
Specific Gravity @ 20°C 0.87 ± 0.05
Viscosity @ 20°C 200-500cP (Thixotropic)
Colour Amber
Clean Up CRC Brakleen or Petroleum Solvents
Temperature Range -20°C to +100°C


Shipping Details (Aerosol 3013)

Shipping Name Aerosols
Technical Name
Class 2.1
HSNO Classification 2.1.2A
Hazchem 2YE
UN Number 1950
Pk Group N/A
F Pt N/A

Shipping Details (4litre 3014)

Shipping Name Flammable Liquid, N.O.S.
Technical Name Heptane
Class 3
HSNO Classification 3.1B
Hazchem 3YE
UN Number 1993
Pk Group II
F Pt -10


Material Safety Data Sheet

Summary Version Full Version
CRC Soft Seal - BulkCRC Soft Seal - Bulk
CRC Soft Seal - AerosolCRC Soft Seal - Aerosol


Technical Data Sheet

CRC Soft Seal


CRC/Barcode Pack Sizes Available
Aerosol 400 ml, pack size 6
20.80cm H x 6.80cm W x 6.80cm D : 0.41kg
Can 4 litre, pack size 1
18.70cm H x 17.80cm W x 17.80cm D : 4.00kg


CRC Soft Seal
CRC Soft Seal provides a dry transparent, amber waxy film for heavy protection of parts that will not wash or wipe off even in severe conditions.

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