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Tiecoat Primer 6627

Tiecoat Primer 6627

Tiecoat Primer 6627

Product catalog summary
General Description: The 6627 Tie Coat Primer is a versatile chlorinated rubber primer suitable for metal surfaces and as a tie coat between different coatings. It is effective both above and below the waterline and is compatible with all Pettit antifouling bottom paints and single-component topside paints. It can also be used on new and bare wood to seal before applying antifouling paint.
Application Information: The primer should be thoroughly shaken or stirred before application by brush, roller, or spray. Thinning is generally not required, but 97 Epoxy Thinner can be used if necessary. The recommended wet film thickness is 5.7 to 7.1 mils per coat, resulting in a dry film thickness of 2.0 to 2.5 mils. Suggested spray equipment includes Binks and DeVilbiss guns for conventional spray and Graco pumps for airless spray.
Surface Preparation: Proper surface preparation is crucial for optimal coating performance. Surfaces must be clean and free of contaminants. Specific preparation methods are outlined for different materials such as fiberglass, aluminum, steel, and wood.
Physical Data: The primer is a single-component, air-drying product with a flat burnt orange finish. It has a theoretical solids content of 57% by weight and 35% by volume, with a coverage of 225 sq. ft/gal for spray and 280 sq. ft/gal for brush or roller applications. The VOC content is 562 g/l, and the flash point is 64°F.
Application Data: The primer can be applied using various methods, with one or two coats recommended. The dry film thickness per coat is 2.0 mils for spray and 2.5 mils for brush or roller. Application temperatures range from 5°F to 100°F, with humidity levels between 0% and 90% R.H. Dry times vary with temperature, from 1 hour at 90°F to 8 hours at 30°F for recoating.
Systems: Detailed systems are provided for previously painted fiberglass surfaces, bare aluminum hulls, bare steel, stainless steel, trim tabs, bronze through-hulls, and bare wood. Each system includes specific preparation and application steps to ensure optimal performance.
Topcoats: All Pettit antifouling bottom paints and topside finishes are compatible with the 6627 Tie Coat Primer. For smoother surfaces, undercoaters like Pettit 6149 Easypoxy Undercoater or 6165 Yacht White Undercoater may be used before applying topcoats.
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Catalog excerpts

Tiecoat Primer 6627-1

Simply better. • Can be used as a metal primer or as a tie coat. • Recommended above and below the waterline. • Compatible with all Pettit antifouling bottom paints as well as all single component topside paints. GENERAL DESCRIPTION 6627 Tie Coat Primer is a general purpose chlorinated rubber type prod- uct used as a primer on metal surfaces and as a tie coat between dif- ferent types of coatings. This versatile product can be used successfully above and below the waterline as a primer and over a variety of coatings as a tie coat. When used over Pettit 6455/044 Metal Primer it forms an excellent, easy to use system for use on all underwater running gear. It is compatible with all Pettit antifouling bottom paints and with Easypoxy, vinyl alkyds and conventional alkyds. 6627 Tie Coat Primer can also be used on new and bare wood on boat bottoms to seal the wood before applying an antifouling paint. APPLICATION INFORMATION Shake or stir the 6627 Tie Coat Primer thoroughly. Apply by brush, roller or spray. Thinning is not normally required for brush or roller application, however, small amounts of 97 Epoxy Thinner may be used if necessary to facilitate application. For spraying, use 97 Epoxy Thinner at levels of 5- 10% by volume to ensure a smooth finish with minimal orange peel. Wet film thickness unthinned should be 5.7 to 7.1 mils per coat, which yields 2.0 to 2.5 mils dry film thickness. Suggested spray application equip- ment: Conventional Spray: Binks - No. 29 or No. 62 Gun, 66 Fluid Tip & 66 PB Air Cap or DeVilbiss - JGA 502 Gun, E Fluid Tip & 78 Air Cap. Airless Spray: Graco 28-1 Pump with 817-819 Tip. SURFACE PREPARATION Coating performance, in general, is proportional to the degree of surface preparation. Follow recommendations carefully, avoiding shortcuts. Inad- equate preparation of surfaces will virtually assure inadequate coating PHYSICAL DATA SOLIDS (theoretical) 280 sq. ft/gal. (brush or roller) APPLICATION DATA conventional spray. 2.0 mils (spray) / 2.5 mils (brush or roller). APPLICATION HUMIDITY... ASSOCIATED PRODUCTS Pettit Antifouling Paint PETTITPAINT • Division of Kop-Coat, Inc. • 36 Pine Street, Rockaway, N J 07866 • (973)625-3100 • www.pettitpaint.com

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Tiecoat Primer 6627-2

Simply better. Previously Painted Fiberglass Surfaces (Old Tin Copolymers): The surface to be painted must be dry, clean and free of any contamination or foreign matter. High pressure wash, scrub, then sand the old bottom paint with 80 grit sandpaper. Ap- ply one coat of 6627 Tie Coat Primer to seal the tin copolymer bottom paint. Allow 6627 Tie Coat Primer to dry 4 hours and apply Horizons or Ultima SR Bottom Paint. Bare Aluminum Hulls or Outdrives: Abrade to clean, bright metal by sandblasting, sanding or wire brushing. Blow off or vacuum sanding residue and immediately apply one thin coat...

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