China Prepainted Aluminium Coil of Brass Color 005, Find details about China Aluminium Coil, Aluminum Coil from Prepainted Aluminium Coil of Brass Color 005
PVDF Coating Aluminium Coil | Test Standard | Result | SGS report | |
Coating thickness(um) | While Double layers ≥24 | While Three layers ≥30 | 25um(Double layers) | SHIN1308002047ML Page 11 |
Gloss Tolerance | While 60°glossy value≥80unit,tolerance±10unit | 60°,Value max:24.4 Value min:21.9 Tolerance=2.5 | SHIN1308002047ML Page 8 | |
While 60°glossy value≥20~80unit,tolerance±7unit | ||||
While 60°glossy value< 20unit,tolerance±5unit | ||||
Pencil Hardness | ≥1H | 3H | SHIN1308002047ML Page 10 | |
Flexibility of coating | While ≤2T,coating no crack or peel off | 2T coating no crack or peel off | SHIN1308002047ML Page 6&7 | |
Adhesive property | 0 or 1 grade | Grade 0 | SHIN1308002047ML Page 4 | |
Impact Resistance | coating no crack no peel off | coating no crack no peel off | SHIN1308002047ML Page 9 | |
Acid Resistance | Surface immersed with 5%HCL(V/V) for 48H without change | Without change | ||
Solvent Resistance | Brushing 200 times with butanone no appearance to bottom | 10000 | SHIN1308002047ML Page 2&3 | |
Chromatism | The coating color is almost the same as confirmed by buyer and seller,the color difference tested by colorimeter between single coating and sample is less than 1.2( ΔE≤1.2),same lot products color difference ΔE≤1.0 | 0.2 0.3 | SHIN1308002047ML Page 5 | |
Salt Fog Resistance | Outside 2mm the line which is scratched,no corrosion and coating peel off | no corrosion and coating peel off | ||
Moisture Resistance | Coating change is less than 1 grade after1000 hours humidity test | less than 1 grade | ||
Weather Risistance | After 2000hours xenon lamp shining test(artificially accelerating ageing test),no powder come into being,glossy keeping rate(after and before test percent rate) ≥85%,color change degree at least reaching to 1 grade | 1 grade | ||
Note:the test is as per China National Standard and Nonferrous Metals Industry Standard for color coated aluminium coil and ACP | ||||
Commodity | Alloy | Temper | Thickness (mm) | Width (mm) | ID (mm) | Standard |
Foil stock | 1145 1235 1200 8011 | H14 H16 H18 | 0.01~0.7 | 700~2000 | ID405/505MM | YS/T457 GB/T3880 GB/T3198 |
Al.strip/foil for composite panel | 1100 3003 | H18 HX2 HX4 HX6 HX8 | 0.026~0.5 | 1000~2000 | ID405/505MM | ASTM B209 YS/T431 |
Al.sheet for shutter | 5052 | H19 | 0.13~0.30 | 300~1300 | ID405/505MM | GB/T8544 GB/T3198 |
Al.strip for capacitor | 1050 1060 1070 3004 | O H12/H22 H14/H24 | 0.26~0.50 | 300~600 | ID150/200/300 | YS/T727 |
Note:YS/T is the standard of china Nonferrous Metals Industry Standard for respective product and GB/T3880&3198 are China National Standard for respective product. |
Quality assurance system: We have a professional quality technical management team, various advanced testing devices, and a complete quality control system. We follow the TQM (total quality management) core principle, and have constituted three major quality control systems MQC, IPQC and OQC to ensure the stable product quality. |
Quality control system: |