Petrokem 3Dot® 2K Underkote

excellent solution for protecting vehicle underbody from CORROSION, wear and tear

Petrokem 3Dot® 2K Underkote

Petrokem 3dot® 2K Underkote is an exceptional two-component coating specifically designed for safeguarding vehicle underbodies from corrosion. It's highly recommended for protecting areas prone to heavy corrosion, including inner doors, mudguards, chassis, floor, under the hood, trunk lid, and other susceptible surfaces. This coating is also suitable for application on metal surfaces, wood, or similar surfaces, providing long-lasting protection against corrosive elements such as mud, salty sea spray, and stones. It's especially beneficial for vehicles located in coastal areas. Additionally, when applied to a vehicle's underbody, it reduces vibrations and effectively dampens noise. The coating is only available in black and cannot be overcoated with any other color.

  • Surfaces to be treated should be sound, clean, dry and free from all foreign matter. Roughen metal or smooth, glossy surfaces. Do not touch surfaces after cleaning. Cover the exhaust system with paper and grease nipples with tape. Lighten all body nuts and bolts.
  • Mix thoroughly equal volumes of 3Dot® 2K Underkote base and activator. Five minutes of thorough mixing is recommended. Use the mixture within 45 minutes.
  • Apply the mixture at 0.25 - 0.5 mm thick layer by using a stiff brush, spatula, putty knife or suitable spray equipment (Undercoat Spray Gun). Do not apply on exhaust system, sump, gear box cables, grease nipples or on any mechanical part. Allow to dry for at least 8 hours before using the vehicle.
  • Coating will dry completely in 72 hours. Drying time will be further extended if a very thick coating is applied. Use 3Dot® 2K PU Thinner to dilute when using a undercoat spray gun
  • A second coat could be applied if desired.

Approximately 2 -4 sqm (20 - sqft) per litre of mixed product per coat depending on the application thickness.

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