International Interzone 3507

Please note, this product has a 4 - 6 week lead time to delivery. Contact our sales team to confirm.

International Interzone 3507 is a high performance, two component, high solids epoxy barrier coating suitable for low temperature curing.

Best Uses

International Interzone 3507 is primarily designed for use as a two coat coating system for the protection of subsea structures. Approved for NORSOK M501 Rev 5 system 7 subsea.

Interzone 3507 will generally be applied to bare steel prepared by dry abrasive blasting.
The following primers are recommended for Interzone 3507:

• Interzinc 52

The following topcoats are recommended for Interzone 3507:

• Intergard 740
• Interthane 990

Application

The performance of this product will depend upon the degree of surface preparation. The surface to be coated should be clean, dry and free from contamination. Prior to paint application, all surfaces should be assessed and treated in accordance with ISO 8504:2000. Oil or grease should be removed in accordance with SSPC-SP1 solvent cleaning.

Abrasive blast clean to Sa2½ (ISO 8501-1:2007) or SSPC-SP6. If oxidation has occurred between blasting and application of Interzone 3507, the surface should be reblasted to the specified visual standard. Surface defects revealed by the blast cleaning process should be ground, filled, or treated in the appropriate manner.
A sharp, angular surface profile of 50-75 microns (2-3 mils) is recommended.

Material is supplied in two containers as a unit. Always mix a complete unit in the proportions supplied. Once the unit has been mixed it must be used within the working pot life specified. Agitate Base (Part A) with a power agitator. Combine entire contents of Curing Agent (Part B) with Base (Part A) and mix thoroughly with power agitator.