Engineering machinery fin and plate

＊Perfect surface condition and tolerance control

＊Good consistency for any fin mill

＊Excellent collapse resistance and strength after brazing

Performance index of aluminium fin material

Alloy

Temper

Thickness

(mm)

Tolerance

(mm)

Clad rate(%)

Mechanical property

Tensile Strength

(MPa)

Yield Strength

(MPa)

Elongation

Min.(%)

3003

（inner fin)

O

0.2~0.3

±0.007

None

100~150

≥45

15

3003

(inner fin)

H12

0.2~0.3

±0.007

None

120~160

≥85

2

3003

(external fin)

H14

0.1~0.15

±0.005

None

150~200

≥120

1

Performance index of aluminium plate material

Alloy

Temper

Thickness

(mm)

Tolerance

(mm)

Clad rate(%)

Mechanical property

Tensile Strength

(MPa)

Yield Strength

(MPa)

Elongation

Min.(%)

4104/3003/4104

H14

0.6~0.8

1.2~1.5

±0.02

±0.03

13~17

8~12

150~200

≥120

3

4104/SA-5/4104

H14

0.6~0.8

1.2~1.5

±0.02

±0.03

13~17

8~12

160~210

≥130

3

4104/SA-7/4104

H14

0.6~0.8

1.2~1.5

±0.02

±0.03

13~17

8~12

170~220

≥140

3

＊4104 can be replaced by 4343/4047/4343/4004etc, according to customer’s requirement.

＊Alloy、specification and mechanical property can be customized according to different requirement.