AAMA-Standards

American Architectural Manufacturers Association Standards

Test Parameter AAMA 2603 (Competition) AAMA 2604 (Elite Fence Products)
Pretreatment Requirements Metal Preparation and Pretreatment Multi-Stage Cleaning and Pretreatment Multi-Stage Cleaning and Pretreatment
Pretreatment Type Chemical Conversion Coating Chrome or Non-Chrome Chemical Conversion Coating
Pretreatment Coating Weight None Specified Chrome @ 30 mg/ft2 Minimum; Non-Chrome Per Supplier’s Specs.
Paint Film Requirements Dry Film Thickness 0.8 Mills Min. 2.5 to 3.0 mils Per Powder Coating Supplier’s Specification. Exceeds Minimum Powder Coating Requirement of 1.2 mils per AAMA 2604-13
Sealant Compatibility Meets AAMA 800 Meets AAMA 800
Specular Gloss +/- 5 Units of Specification (High = 80+, Medium = 20-79, Low 19 -) +/- 5 Units of Specification (High = 80+, Medium = 20-79, Low 19
Dry Film Hardness H Minimum F Minimum
Chemical Resistance Requirements Dry Adhesion 0% Failure (No Loss) 0% Failure (No Loss)
Wet Adhesion 0% Failure (No Loss) 0% Failure (No Loss)
Boiling Water Adhesion None Specified 0% Failure (No Loss)
Impact Resistance No Removal of Film from Substrate No Removal of Film from Substrate
Abrasion Resistance None Specified Abrasion Coefficient value = 20 Min
Chemical Resistance Requirements Muriatic Acid Resistance 15 Minute Exposure, No Blistering or Visual Change for AAMA 2603, 2604, 2605
Mortar Resistance 24 Hour Exposure: No Loss of Film Adhesion or Visual Change for AAMA 2603, 2604, 2605
Nitric Acid Resistance None Specified 30 Minute Exposure: 5 Delta E (Hunter) Maximum Color Change
Detergent Resistance 72 Hour Exposure: No Loss of Film Adhesion No Blistering or No Significant Visual Change for AAMA 2603, 2604, 2605
Window Cleaner Resistance None Specified 24 Hour Exposure: No Blistering or Visual Change
Corrosion Resistance Requirements Humidity Resistance 1500 Hours: No More Than “Few” Blisters Size 8, Figure # 4 (ASTM D 714) 3000 Hours: No More Than “Few” Blisters Size 8, Figure # 4 (ASTM D 714)
Salt Spray Resistance 1500 Hours of Salt Solution: Minimum Rating of 7 on Scribe or Cut Edges; Minimum Blister Rating of 8 In the Field (ASTM D 1654) 3000 Hours of Salt Solution: Minimum Rating of 7 on Scribe or Cut Edges; Minimum Blister Rating of 8 In the Field (ASTM D 1654)
Weathering Resistance Requirements Accelerated Exposure 1000 Hours In Atlas Type “XW” Weatherometer: No Adhesion Loss; Slight Chalking or Color Change None Specified
Outdoor Exposure 1 Year South Florida No Adhesion Loss; Slight Chalking or Fading 5 Years South Florida: 5 Delta E (Hunter) Maximum Color Change; Chalking ≤ 8 (ASTM D 4214); Gloss Retention ≥ 30% Erosion Resistance < 10% Film Loss