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1.Specification of aluminium strip:
1) Core Alloy: 1060, 3003, 5052 etc
2) Cladding alloy: 4343, 4045, 7072, 5052 etc
3) Cladding rate: 4%-18%
4) Thickness: 0.2-3.0mm
5) Width: 12 - 1250mm (max)
6) Temper: HO, H14 etc
7) I. D.: 150mm, 200mm, 300mm, 400mm, 500mm
8) Normal O. D.: 900-1450mmm
9) Other sizes is available according to customer's request
2.Description of our production
Chemical composition of core material, cladding material about aluminum alloy and composite-material for welding heat exchanger
Core Material
| Alloy | Si | Fe | Cu | Mn | Mg | Zn | Zr | Ti | code |
| 3003 | 0.6 | 0.7 | 0.05-0.20 | 1.0-1.5 | 0.1 | 0.05 | 0.03 | 1 | |
| 3003+1%Zn | 0.6 | 0.7 | 0.05-0.20 | 1.0-1.5 | 0.5-1.50 | 0.05 | 0.05 | 2 | |
| 3003+1.5%Zn | 0.6 | 0.7 | 0.05-0.20 | 1.0-1.5 | 1.0-2.0 | 0.05 | 0.05 | 3 | |
| 3003+1.5%Zn+Zr | 0.5-1.0 | 0.7 | 0.05-0.20 | 1.0-1.6 | 1.0-2.0 | 0.05-0.2 | - | 4 | |
| 3003+0.5%Cu | 0.6 | 0.7 | 0.30-0.70 | 1.0-1.5 | 0.10 | 0.05 | 0.1 | 5 | |
| 3005 | 0.6 | 0.7 | 0.20-0.40 | 1.0-1.5 | 0.20-0.60 | 0.25 | 0.01 | 6 |
Cladding Material
| Alloy | Si | Fe | Cu | Mn | Mg | Zn | Zr | Ti | code |
| 4343 | 6.8-8.2 | 0.8 | 0.25 | 0.1 | 0.2 | 0.05 | 1 | ||
| 4343+1%Zn | 6.8-8.2 | 0.8 | 0.25 | 0.1 | 0.5-1.5 | 0.05 | 2 | ||
| 4045 | 9.0-11.0 | 0.8
Contact Infomation
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Company name:Zhenjiang Runfa Aluminium Co., Ltd
Status:[Offline] [Send message] [Chat] Business contact:Mrs. Tracy Lee (Ms.) Telphone:  Mobile:  Fax:  Area: Caribbean Region-Bermuda  Address:No.79, Hengyuan Road , Dantu Indstrial Zone Zip:215000 |