Aluminum Strip For Transformer

Properties Strength Packaging and Delivery

Aluminum strip for transformer is used in transformers for electrical engineering and in power distribution, which means in power plants and substations, in local distribution networks, in wind power, industrial plant and the power adaptors belonging to electronic devices.

Technical Specifications

♦Alloy: 1050/1060/1080/1100/1350
♦Temper: O H12,H14,H16,H18
♦Thickness: 0.2mm–2.0mm
♦Width: 50–1200mm
♦Packing: Eye to wall and eye to sky, wooden pallet and wooden case
♦U. T. S: 60-95N/mm2
♦Elongation: >25%
♦Max. Resistance in 20 degree: ≤ 0.02825Ω Mm2/m
♦Density in 20 degree: 2.703kg/dm3
♦Burr’s height: 0.01–0.03mm vary with thickness of the strip
♦Collapsed side’s height: 0.05–0.1mm
♦Surface: Free of oil,free of scratches

Applicable Dimensions of aluminum strip/foil for transformer.

Table 1
	Unit : mm
Thickness	0.3 to 2.4
Width	25 to 1250

The chemical composition of aluminum strip/foil for transformer winding.

Table 2
					Unit : weight %
Si	Fe	Cu	Mn	Mg	Cr	Zn	Ti	Others		Al
								Individual	Total
max. 0.2	max. 0.25	max. 0.04	max. 0.03	max. 0.03	-	max. 0.04	max. 0.03	max. 0.03	-	min. 99.65

Mechanical properties and electric conductivity of Aluminum Strip/Foil For Transformer.

Table 3
Thickness	Tensile strength N/mm²(MPa)	Elongation %	Bending 180 buckling inside radius	Electric conductivity % at 20°C

Over 0.3 to 0.5	Less than 75	25min.	Close contact	62.5min
Over 0.5 to 0.8	Less than 75	30min.	Close contact	62.5min.
Over 0.8 to 1.3	Less than 75	35min.	Close contact	62.5min.
Over 1.3 to 2.0	Less than 75	35min.	Close contact	62.5min.
Over 2.0 to 2.4	Less than 75	35min.	Close contact	62.5min.

Typical areas of use

Aluminum Strip for transformer winding can be used for variable transformer like low or high voltage transformer winding, high frequency transformer,step up or down voltage transformer, distribution transformers, reactor and etc.
Here are some of the areas in which transformer strip is used:
Power and electrical engineering
Industrial systems
Wind farms

Strength of Haomei Al.

Technologies:Top polishing technology guarantees good luster and smooth surface.
Markets:Obtain market sharing all over the world.
Equipment:Advanced cutting line to provide a wide range of specifications.
Production capacity:200, 000 tons annually in total.
Employees:Over 25 sale persons to provide good service for customers.
Responsibility: Engaged in charity donation and provide eco-friendly products.

Packaging and Delivery of Haomei Al.

Aluminum products of Haomei Al. meet the export standard. Plastic film and brown paper can be covered at customers’ need. What’s more, wooden case or wooden pallet is adopted to protect products from damage during the delivery. There are two kinds of packaging, which is eye to wall or eye to sky. Customers can choose either of them for their convenience. Generally speaking, there are 2 tons in one package, and loading 18-22 tons in 1×20′ container, and 20-24 tons in 1×40′ container.