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Product Test
Metal Roofing Tiles Technical Tests
The test values quoted below are for standard colors of European material metal roofing tiles under normal well washed conditions of exposure. Product may not be suitable if it is intended to be used in an exterior application that is within 1km of salt marine locations, severe industrial and abnormally corrosive environments, or in applications where it will be wholly or partially buried in the ground. Before purchasing the product, please contact your nearest ZIM Group Inc dealer to ensure the suitability of the product application.
| AMERICAN STANDARD | |
| Substrate | ASTM D2092 |
| Paint Coating | ASTM D01.53 |
| Preferred Substrates | SUPERGALUM AZ150 Steel or HDG Steel |
| Pretreatment | Corrosion resistant proprietary conversion coating |
| Finish Coat | Universal corrosion inhibitive primer. Nominal thickness 5 |
| Baking Coat | Custom formulated Shadow Grey. Nominal film thickness 5 |
| Color | A range of standard colors are available upon request |
| Gloss | Nominal 3% (60°) |
| LINE TESTED PROPERTIES | |||
| Property | Measured By | Test Method | Results |
| Hardness | Pencil | ASTM D3363 NCCA Tech. Bull. 4.2.5 | H or Harder |
| Impact | Reverse | ASTM D2794 NCCA Tech. Bull. 4.2.6 | 1/2inx1kgx50cm |
| Flexibility | T-Bend | ASTM D4145 NCCA Tech.Bull. 4.2.8 | Maximum 1T |
| Specular Gloss | 60° Meter | ASTM D523 | 1~5% |
| Resistance to color change | QUV (1000 hours) | ASTM G53 | E Hunterlab: intermediate color:?7 unit, eg Wheat |
| Natural well washed exposure (10years) | ASTM D822 | E Hunterlab: intermediate color:?7 unit, eg Wheat | |
| Resistance to chalking | QUV (1000 hours) | ASTM G53 | Chalk rating: ?6 |
| Natural well washed exposure (10years) | ASTM D822 | Chalk rating: 6 | |
| Resistance to corrosion | Salt spray (1000 hours) | ASTM B117 NCCA Tech. Bull. 5.4.6 | Blister size:#6 few No loss of adhesion |
| Resistance to humidity | 1000 hours | ASTM D2247 NCCA Tech. Bull. 5.4.5 | Blister size:#8 few No loss of adhesion |
| Property | Measured By | Test Method | Results |
| Resistance to acids | Exposure | ASTM D1308 (3.1.1) | No discoloration No blistering |
| Resistance to alkalis | Exposure | ASTM D1308 (3.1.1) | No discoloration No blistering |
| Resistance to solvents | Exposure | ASTM D5402 | No discoloration No blistering |
| Adhesion | Natural well washed exposure (10years) | ASTM D3359 | No flaking or peeling |
| Resistance to heat | Exposure 60°C, 16 hours | ASTM D6491 | Color change: E Hunterlab: ?3 units |
| Flexibility | T-Bend | ASTM D4145 NCCA Tech.Bull. 4.2.8 | Maximum 2T (no peel-off) |
| Resistance to abrasion | Taber Abrasion-1000g CS 10 wheels | ASTM D4060 | 20mg per 100 cycles |
| Scratch | Typically 2000g | ||
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The Quality You Expect
ZIM Group certainly blew us away with the job they did on our roof recently. The whole job was so professional from start to finish and we cannot recommend them highly enough to anybody else who needs a metal roof built for them.Brian Maple / Toronto Read more
