MARTIN-SENOUR PAINTS AUTOMOTIVE DIVISION TRIPLE ETCH ® Phosphate Conversion Coating 6877 PRODUCT DESCRIPTION TRIPLE ETCH® 6877 is a ready-to-use conversion coating. 6877 deposits a layer of zinc phosphate on the metal surface for excellent corrosion resistance and to promote paint adhesion. TECHNICAL DATA " Color Clear, colorless " Freezing point 32°F " Photochemically reactive No " Flash point None " Viscosity Consistency of water " Treatment area 1,600 sq.
ft./ gallon SUITABLE SUBSTRATES Cold rolled steel, iron, long terne (lead coated), spangled and minimum spangled galvanized steel*, Galvaneal steel, or PAINT 3GRIP® 1 . *Note: With the inconsistencies of galvanized steel, consult your Martin-Senour representative for substrate testing and system recommendations. SURFACE PREPARATION (For the following products refer to label or product data page for complete information) 1.
To remove dirt and water-soluble contaminants, wash with mild detergent and hot water. Rinse well and wipe dry with a clean dry cloth. 2.
To remove grease, oil, and other solvent soluble contaminants, solvent clean metal substrate with KLEANZ-EASY® Solvent Cleaner 6383 or KLEANZ-EASY II" Low VOC Surface Cleaner 6388. Wipe dry with a clean cloth. 3.
Remove rust and oxidation by sanding or grinding. 4. Apply IRON-ETCH® 6878 to further remove rust or oxidation.
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metal is heavily rusted, pitted, or oxidized remove by sandblasting, to obtain a rust free white metal surface. Do not use 6878 if metal has been sandblasted.<br><br> MIXING None, use at package consistency. APPLICATION 1. Protect areas not to be treated with polyethylene sheets and masking tape.<br><br> Apply masking tape to seams into which solution may collect. Do not allow 6877 to enter seams or collect in areas that can not be properly rinsed and dried. 2.<br><br> Apply 6877 to bare metal by brush, spray, gray nylon scuff pad , or dip. Keep surface wet for one 3three minutes. If surface is allowed to dry, re-wet with 6877 for an additional one 3three min- utes.<br><br> 3. Rinse well with clean water. Water should curtain with no breaks or beading; if this occurs, repeat step 2.<br><br> 4. Blow dry with clean, high pressure air. Note: Do not use TRIPLE ETCH® 6877 below 60°F.<br><br> RECOATING 1. Recoat with primer system within four hours of metal conditioner application. 2.<br><br> Follow with a Martin Senour Automotive topcoat compatible with the primer system. NOTES 1. TRIPLE ETCH® 6877 contains acid.<br><br> Read and follow all label directions and cautions. Wear protective clothing, rubber gloves, and eyewear. 2.<br><br> Store in plastic containers only . Do not use metal containers. 3.<br><br> Do not apply with steel wool. Use nylon scuff pad when abrasive action is needed. 4.<br><br> Protect TRIPLE ETCH® 6877 from freezing. 5. For maximum corrosion protection, TRIPLE ETCH® 6877 may be used as a pretreatment prior to spray- ing 8846 (only for chromate free 8846).<br><br> 6877 is best applied with a gray nylon scuff pad. 1 PAINT-GRIP® is a registered trademark of the ARMCO STEEL Corporation. PRODUCT AT-A-GLANCE PRODUCT TRIPLE ETCH ® Phosphate Conversion Coating 6877 USE " Deposits a zinc phosphate conversion coating.<br><br> " Promotes paint adhesion " Provides excellent corrosion protection. " Prevents flash rusting before priming. " Easy to use with no mixing.<br><br> SUITABLE " Cold rolled steel " Galvanized steel* " Long terne (lead coated steel) SUBSTRATES " Iron " Galvaneal steel " Paint-Grip® SURFACE " Wash with mild detergent and hot water, rinse well, and wipe dry with clean dry cloth. " Solvent clean with KLEANZ-EASY® Solvent Cleaner 6383 or KLEANZ-EASY II" Low VOC Surface Cleaner 6388. " Remove heavy rust by sandblasting, sanding, or grinding to white metal.<br><br> " Pre-treat oxidized steel with IRON ETCH® 6878. Do not apply 6878 if the metal has been sandblasted. MIXING " None , use at package consistency APPLICATION " Apply full strength solution by brush, spray, gray nylon scuff pad or by dipping part in solution.<br><br> " Allow contact for 1-3 minutes. Do not allow solution to dry, if it does re-apply. " When rinsing, water should curtain without breaks.<br><br> If this occurs, repeat application. " Rinse well with clean water. " Blow dry with clean, high pressure air.<br><br> RECOAT " Tec/SEAL® Sealer " Tec/PRIME® Primer-Surfacer " QUIK-SEAL® Primer-Sealer " PRIMEEZ® Primer-Surfacer " 4.6 Epoxy Primer " Tint/PRIME® Tintable Primer-Surfacer " HS Urethane Primer-Sealer " INSTANT® Lacquer Primer-Surfacer " Tec/PRIME PLUS" Primer-Sealer" 3.5 VOC Epoxy Primer NOTES " Do not sand conversion coating or it will be removed. " Store in clean plastic containers. Do not use metal containers.<br><br> " TRIPLE ETCH® contains acid. Handle with care. " Protect TRIPLE ETCH® 6877 from freezing.<br><br> " Do not apply with steel wool. Use gray nylon scuff pad when abrasive action is needed. PERSONAL " Read all label directions before use.<br><br> PROTECTION " Refer to MSDS for specific information " Wear a dust particulate mask when sanding " Wear an air purifying respirator. " Wear safety goggles, gloves, coveralls, shoe covers, and faceshield. To learn more about Martin-Senour Automotive products, visit our Web site at www.martinsenour.autopaint.com.<br><br> ©1999 The Martin-Senour Ccmpany Printed In USA MA3150 Rev. 9/99 Cleveland, OH 44115