AP-4110 Protec Epoxy Primer
Please refer to Technical Data Sheet:
AP-4110 PROTEC EPOXY PRIMER is a 2 pack adhesion promoting epoxy primer designed for use over bare metal surfaces and under spray polyester and hand applied body fillers to protect against corrosion. It has excellent adhesion to steel, aluminium, fibreglass and Zinc coated metals.
SUBSTRATES & PREPARATION
Bare Steel after degreasing with Wax & Grease Remover, sandiing with P120 to P150 grit dry abrasive & conditioning with 971 Metal Conditioner & Degreaser.
Aluminium after cleaning and degreasing with Wax & Grease Remover. The surface then needs to be abraded with a 50/50 mix of methylated spirits and clean water using a scouring pad. Final degrease again with Wax & Grese Remover.
GRP Fibreglass that has been thoroughly cleaned with 978 Surface Cleaner, sanded with P150 to P240 grit dry abrasive and finally degreased with Wax & Grease Remover.
Zinc coated metals can vary in alloy composition therefore it is recommended that you carry out and adhesion test before completing any major work. As a minimum Zinc substrates should be cleaned and degreased with Wax & Grease Remover. The surface then needs to be abraded with a 50/50 mix of methylated spirits and clean water using a scouring pad. Final degrease again with Wax & Grease Remover.
Do not apply under or over Acrylic Lacquer.
All surfaces must be clean, dry and free from any contamination before priming. Please see relevant cleaning product datasheets for more information.
MIXING RATIO BY VOLUME
AP-4110 PROTEC EXPOXY PRIMER 5 Parts
AH-4120 PROTEC EPOXY PRIMER HARDENER 1 Part
PS-6100 or PS-6200 or PS-6300 REDUCER 0-15%
POTLIFE - 30 minutes at 20oc
SPRAY VISCOSITY @ 20oc - 17-20 Seconds (DIN4)
SPRAYGUN SETUP
Nozzle 1.3mm - 1.7mm
Spray Pressure - HVLP/RP 2-3 bar
Spray Pressure - Conventional 45-55 PSI / 300-380 KPA
NUMBER OF COATS & FLASH OFF
One Coat Apply one even wet coat
Flash Off Flash off for 25 minutes @ 20oc
DRYING TIMES
Make sure the product has flashed off for 20 minutes before overcoating with a 2 Pack Primer.
TOTAL DRY FILM BUILD 20-25 um
OVERCOAT WITH
Any Paraglaze, Quickline or Carmaster 2 pack primer. Wet on wet primers can be used over etch primer but do directly apply basecoats or topcoats to epoxy primers.
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