Warranty: | 5-20 Years According to Coating Type |
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Feature: | Environmental, Fireproof, Metal Panel |
Fire Rating: | 2 |
Samples: |
A4 size
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Color coated aluminum coils for producing aluminum composite materials
Test:
Coating Characteristic table | ||||
Item | Test Item | Standard | National standard | DF Test Result |
1 | Color Difference | ECCA T3 | Δ E≤ 2.0 | Δ E≤ 1.5 |
2 | Gloss Difference | ECCA T2 | ≤ 10 | ≤ 5 |
3 | Coating Thickness | ECCA T1 | Two layers Min 23um | ≥ 24um |
Three layers Min 30um | ≥ 33um | |||
4 | Pencil Hardness | ASTM D3363 | ≥ HB | HB |
5 | T-bend | ASTM D4145 | ≤ 2T | ≤ 2T |
6 | Adhesion | ASTM D3359 | Grade 0 | Grade 0 |
7 | Impact | ASTM D2794 | ≥ 50 kg/cm | ≥ 50 kg/cm |
8 | Boiling water Resistance | GB/T17748 | 2h No Change | 4h No Change |
9 | Solvent Resistance | ASTM D2248 | 200 times paints remaining | 500 times no break |
10 | Acidity Resistance | ASTM D1308 | 5%HCL 24hrs no change | No change |
11 | Alkali Resistance | ASTM D1308 | 5%NaOH 24hrs no change color Δ E≤ 2.0 | No change |
12 | Nitric acid Resistance | AAMA620 | Δ E≤ 5.0 | Δ E≤ 5.0 |
13 | Oil Resistance | ASTM D1308 | 20# oil 24hrs no change | No change |
14 | Salt Spray Resistance | ASTM B117 | 4000hrs≤ Grade 1 | No change |
15 | Abrasion resistance | ASTM D968 | ≥ 5L/um | ≥ 5L/um |
16 | Dirt Resistance | GB/T9780 | ≤ 5% | < 5% |
17 | Color retaining | GB/T16259 | 4000 hrsΔ E≤ 4.0 | 4000 hrsΔ E≤ 3.0 |
18 | Gloss weaken Level | GB/T16259 | 4000 hrs ≤ Grade 2 | 4000 hrs ≤ Grade 2 |
Wonderful Wall (Alucosuper) Divisions are subsidiary companies of Changjiang & Jinggong Steel Building (Group) CO,Ltd,(Stock Code: 600496), and the divisions including Anhui Wonderful Wall Science Technology Co.,Ltd. and Zhejiang Wonderful Wall Building Materials Co,Ltd.. We have been on the market for more than 20 years.
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