PPG 719 Polyetch Primer Kit 4L
or payments from $54.20 with
719 Polyetch is a top of the range, two-pack, anticorrosive self-etching primer. It is based on vinyl / butyral / phenolic resins and zinc tetroxy-chromate pigment. The catalyst contains phosphoric acid.
Uses:
Gives excellent adhesion to galvanised steel and nonferrous metals. Gives extra protection to ferrous metals when used as the first primer coat.
Spray apply 70-100 microns Wet Film Thickness to achieve 7-10 microns Dry Film Thickness.
Must be overcoated the same day - no sanding.
Allow >1 hour before overcoating with epoxies, >20 minutes for other coatings.
Must use intermediate primer when overcoating with single pack topcoats and 978:
- 238: 295/600/610
- 632: 262
- CC22: 978
- 2K Polyurethanes may overcoat direct onto 719, or use intermediate primer.
- 178: 279,579
Surface Preparation:
Steel - Remove rust by blasting to SA2.5, or by using power tools or sanding. Degrease.
Aluminium - Degrease. Scour with Scotchbrite. Degrease again.
Galvanised steel - Clean and degrease. Use a proprietary acid wash if the surface has been chromate treated.
Thinning and Cleaning:
Not required, but 654 Etch Thinner may be used.
Clean gun and equipment with 654 Etch Thinner.
Application:
Spray - conventional
Brush - small areas only
MIXING RATIO: Mix 1L 719A Polyetch Base with 1L 719B Catalyst.
Drying:
Air dry in 15-20 minutes.
Recommend overcoating the same day. Allow at least 1 hour drying before overcoating with epoxies.
Do not stove.
North Island: Overnight delivery (If orders are placed before 1.30pm)
South Island: 2 Day delivery (If orders are placed before 1.30pm)
Rural Delivery 3 - 5 days
Please note: Dangerous goods can add an extra day to delivery times.
We accept multiple payments including:
- Visa/Mastercard
- Bank Deposit
- Afterpay
- Oxipay
- POLiPay
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