China DC Quality Aluminium Circle for Hard Anodized Cookware (1100, 1060, 1350, 3003), Find details about China DC Aluminium Circle, Aluminium Circle for Hard Anodized from DC Quality Aluminium Circle for Hard Anodized Cookware (1100, 1060, 1350, 3003)
Aluminium circle |
The properties of aluminum circle (or shaped blanks) make them ideal for use in a number of markets including the cookware, automotive and lighting industries: |
Aluminium circle Dimensions | ||
Parameter | Range | Tolerance |
Thickness for circles (mm) | 0.71 _ 6.35 | for 0.71 to 1.4 +/-0.08 |
for 1.41 to 2.5 +0.1, -0.13 | ||
for 2.51 to 4.0 +/-0.13 | ||
for 4.01 to 5.00 +/-0.15 | ||
for 5.01 to 6.35 +/-0.20 | ||
Thickness for ovals (mm) | 1.75 _ 3.00 | for 1.75 to 2.5 +0.1, -0.13 |
for 2.51 to 3.00 +/-0.13 | ||
Diameter (mm) | 102 _ 1250 | (a) sheared circles +2, -0 |
(b) punched circles +0.5, -0 | ||
Earing | < 5% for ' O' temper < 9% for H12, H14, H16, H18 |
Aluminium circle Mechanical properties | |||||
Alloy (AA) | Temper | %E (min) (at 50 mm gauge length) | UTS (mpa) | Bend test: radius of bend (T=material thickness) | |
Min | Max | ||||
1050 | O | 29 | 55 | 95 | close |
H14 | 6 | 95 | 125 | 1/2T | |
H18 | 4 | 125 | - | 1T | |
1070 | O | 29 | 95 | - | close |
H14 | 6 | 95 | 120 | 1/2T | |
H18 | 4 | 120 | - | 1T | |
3003 | O | 25 | 90 | 130 | close |
H14 | 5 | 130 | 180 | 1/2T | |
H16 | 4 | 150 | 195 | 1T | |
H18 | 3 | 170 | - | 3T |
Aluminium circle Chemical composition | ||||
Alloy (%) | AA 1050 | AA 1070 | AA 1100 | AA 3003 |
Fe | 0.40 | 0.25 | 1.00 | 0.70 |
Si | 0.25 | 0.20 | (Fr + Si) | 0.60 |
Mg | 0.05 | 0.03 | - | - |
Mn | 0.05 | 0.03 | 0.05 | 1.00 _ 1.50 |
Cu | 0.05 | 0.04 | 0.05 | 0.05 _ 0.20 |
Zn | 0.05 | 0.04 | 0.10 | 0.10 |
Ti | 0.03 | 0.03 | 0.05 | 0.10 (Ti + Zr) |
Cr | - | - | - | - |
Each (others) | 0.03 | 0.03 | 0.05 | 0.05 |
Total (Others) | - | - | 0.125 | 0.15 |
Al | 99.50 | 99.70 | 99.00 | Remaining |
Surface quality |
Free from scratches, pit marks, rolling bands |
Applicable standards |
ASTM - B - 209M, Aluminium association _ aluminium standards and data, Hindalco manufacturing limits (as applicable). |
Packing |
The circles are packed in boxes or pallets with interleave paper, polythene, foam / thermocol. Pallets and boxes are strapped with hoop iron and clips. Silica gel packets are placed in the boxes for moisture protection. |