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CRC SP 400 500 ml Long Term Wax Based Outdoor Corrosion Inhibitor

CRC SP 400

Long-term outdoor, corrosion inhibitor.

Outdoor protection up to 2 years. Waxy corrosion protector. Provides an effective corrosion protection in outdoor conditions, for a long period. The waxy protective film does not become brittle and protects against heavy corrosive circumstances as moisture and salt water.

Content: 500 ml
Quantity: One Piece
Made in Belgium

In Stock


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Why CRC SP 400 500 ml is Important ?

Features :

• Long term corrosion protection.
• Displaces and seals out water and moisture.
• Safe on all metal surfaces, does not stain.
• Safe on most rubbers, plastics and coatings. Test on sensitive or stressed materials before use.
• Can be removed or diluted for film thickness variation, with petroleum solvents.
• Corrosion resistance fulfills the salt spray criteria of MIL-C-16173°E grade 4.

Applications :

• Long term outdoor corrosion protection.
• Corrosion protection during overseas transport.
• Seasonal corrosion protection.
• Corrosion protection of all ferrous materials.
• To be used for brine or chloride resistance in refrigeration plants.

Directions :

• Shake well before use.
• Stir or mix bulk products well before use.
• Repeat frequently during the application.
• Use only with adequate ventilation.
• Do not use on energized equipment.
• Apply to a clean, dry surface.
• Clean the aerosol valve by turning the can upside down and spraying until only propellant escapes.
• Film thickness may be adjusted by thinning with petroleum solvents, but corrosion resistance varies with film
For application in very humid conditions, CRC 3-36 should be applied first for complete moisture displacement.
Allow 2 to 4 hours for solvent evaporation before SP 400 II is applied.
A safety data sheet (MSDS) according to EC Regulation N° 1907/2006 Art.31 and amendments is available
for all CRC products.

Typical product data (without propellant) for CRC SP 400




Characteristic odor.

Characteristic odor.

0.865 g/cm3 (@ 20°C).

0.874 g/cm3 (@ 20°C).
Flash Point

< 0 °C

41 °C (Closed Cup)
Auto Ignition temperature

> 200 °C

> 200 °C
Operating temperature active product max.

80 °C max.

80 °C
Drying time active product

60 – 120 min

60 – 120 min
Typical coat weight

10 – 50 µm

10 – 50 µm
salt spray resistance active product

at 50µ: >500 h

at 50µ: >500 h



12×250 ML

Ref. : 32661

12×500 ML

Ref. : 32350

2×5 L

Ref. : 20324





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