nason etch primer - grey 719-05

Nason Etch Primer 719-05 – Grey

📞 Special order item – contact our technical sales team for pricing and freight details.

SA / WA / NT: salessa@stcoatings.com.au
Eastern States: sales@stcoatings.com.au

📱 Call: 1300 887 853

A single-pack epoxy PVB etch primer that delivers excellent adhesion to ferrous and non-ferrous metals.
Fast drying and easy to apply, suitable for use as wet-on-wet or with intermediate sanding.

Features:

  • Strong adhesion and corrosion protection

  • Rapid drying for high productivity

  • Suitable for steel, aluminium, galvanised and zinc surfaces

  • Compatible with most 1K and 2K topcoats

  • Ideal for machinery, equipment, and metal fabrications

  • Not recommended for immersion service or thermoplastic coatings

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Nason Industrial All Purpose Etch Primer is a single-pack epoxy PVB etch primer designed for direct application to a wide range of metal substrates. It provides excellent adhesion, fast dry times, and flexible performance across both ferrous and non-ferrous surfaces. This primer can be used as wet-on-wet or with intermediate sanding and serves as a cost-effective foundation for high-performance topcoat systems.

Features & Benefits

  • Excellent adhesion to ferrous and non-ferrous metals

  • Fast drying and high productivity—ready to handle in as little as 30 minutes

  • Can be used wet-on-wet or sanded between coats

  • Acts as a barrier coat over unknown coatings or systems

  • Compatible with most 1K enamel and 2K topcoats

  • Provides reliable corrosion resistance for a wide range of substrates

  • Ideal for workshop or site priming applications

  • Cost-effective for maintenance and production environments

Recommended Uses

  • Metal fabrications

  • Construction, mining, and agricultural equipment

  • Industrial plant machinery

  • Internal architectural steelwork

  • Suitable substrates include mild steel, stainless steel, galvanised steel, zinc plated steel, Zincanneal®, Zincalume®, Colorbond®, aluminium, chrome, brass, copper, and lead alloys

Not recommended for immersion service or over thermoplastic paintwork.

Application Instructions

Surface Preparation:

  • Degrease thoroughly using an approved wax and grease remover.

  • For aluminium, final clean with AXT350 Axalta Multi Acrylic Thinner.

  • Sand using P120 grit paper to ensure mechanical adhesion.

Mixing & Thinning:

  • Mix thoroughly before use.

  • Add up to 15% by volume of AXT350 Axalta Multi Acrylic Thinner or 861-62 Nason Industrial Epoxy Reducer.

  • Filter material prior to application.

Spray Gun Setup:

  • Conventional: 1.6–1.8 mm nozzle at 45–60 psi (3.5–4.5 bar)

  • Airless: 1.3–1.5 mm tip at minimum 1500 psi

  • Apply 2 coats, allowing 10–15 minutes flash-off between coats.

Drying Times (20°C / 50% RH):

  • Touch dry: 30 minutes

  • Sand dry: 60 minutes

  • Full cure: 90 minutes

  • Recoat window: from 15–30 minutes (eggshell gloss) up to 24 hours. Sand after 24 hours if recoating.

Coverage:

  • 8–10 m² per litre at 15–20 μm dry film thickness

Clean Up:

  • Clean equipment immediately after use with AXT350 Axalta Multi Acrylic Thinner or 861-62 Nason Industrial Epoxy Reducer.

Topcoat With:

  • Nason Industrial 1K QD Enamels (NI640/650)

  • Nason Industrial Silver Enamel (303-30)

  • Nason 2K PU Topcoats (NI610/620)

Do not recoat with polyester or epoxy primers.

Performance Characteristics

  • Heat Resistance: Up to 65°C dry heat

  • Exterior Exposure (when topcoated): Very good

  • Chemical Resistance: Good against acids, alkalis, oil, and petrol

  • Water Resistance (when topcoated): Good

Nason Etch Primer - Grey MSDS TDS

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