Typical Alloy Temper: Aluminium Coil / sheet 1050 H18 Thickness: 0.13-0.50mm Width: 500-1600mm
Technical standard reference: YS/T 421-2007; ASTM B209M; EN485; EN573; GB/T3198-2003
| Type | Alloy | Temper | thickness | width | Application |
| Normal PS Plate | 1050 1052 1060 1070 | H18, H16 | 0.13~0.50mm | 500~1600mm | Offset Printing of newspaper and books |
| Color PS Plate | Offset Printing of color papers | ||||
| CTP PS Plate | Offset Printing of computer publisher |
Temper H18
Tensile Strength≥150Mpa
Elongation50mm% ≥ 1%
Surface
Roughness Ra 0.18 μm~0.28μm ±0.02μm in one coil
Turriform≤5mm, layer≤2mm except inner 5 circles and outer 2 circles
Not allowed defect: Crack, bubble, erosion, fold and pinhole
Defect≤0.5% in each coil: spot no more than 3 after electrolyzation experiment, but strip is not allowed.
Thickness:
0.13~0.20mm ±0.005mm
＞0.20~0.30mm ±0.005mm
＞0.30~0.50mm ±0.015mm
Width Tolerance: ±0.5mm for all width
Diagonal: ±1.0mm if cut into sheets
Flatness: any edge buckle is not allowed,
Wave≤3 and single maximum≤1.5mm total≤2.0mm in center area
Wave≤2 and single maximum≤1.0mm total≤1.5mm in edge area
Curve: ≤0.3mm in any 4000mm
