Sigmafast 20

SigmaFast 20 - One Component High Build Zinc Phosphate Primer

Description:
SigmaFast 20 is a one component, high build zinc phosphate primer, based on modified alkyd resin. Provides good anti-corrosion properties under atmospheric loading.

Characteristics:

• Quick drying
• Fast turnaround time
• Can be painted over with most one- and two-component paints
• Suitable for exposure to atmospheric conditions
• Lead and chromate free
• Can be specified as a single layer system directly to metal, for ISO 12944 C1 and C2 environments

To be painted over with:

• Two-component products: SigmaCover 456, SigmaCover 435, SigmaDur 520/550/550H/1800
• Single components of the Sigmarine line such as, Sigmarine 48/49 and SigmaFast 40.

Color and sheen:

• All color mixing machine colors
• Mat

Instructions for use:

• Stir well before use until homogeneous in color and texture (max. 5 minutes).
• Degrease with the thinner of the product to be applied. Sand to a rough/dull surface (underwater grit 80, overwater grit 120 or finer). Dust well and apply the paint coat.
• Too much dilution can reduce resistance to sagging.

Drying times:

• Paintable with one-component paints: after 1 hour at 15 °C.
• Paintable with two-component paints: after 10 hours at 15 °C.

Dilution:

• Sigma Thinner 20-05.

Processing temperature:

• Do not process below 10°C.

Efficiency:

• Approx. 8-10 m² per liter for a dry film thickness of 50 µm.

Surface:

• Steel, properly pretreated (see technical data sheet).

Application methods:

• Spray, paint, roller (above the waterline only).