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3102 Aluminum Alloy Fin Stock

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3102 Aluminum Alloy Fin Stock for air conditioner

Alloy: 3102 
Temper: O, H22, H24, H26

  3102 aluminum alloy fin stock is one higher strength aluminum alloy having good corrosion resistance.  3102 is new alloy for fins stock, but its good property and corrosion performance, 3102 shall be used more and more commonly.



3102 Aluminum Foil Fin Stock application:
For air conditioner, refrigerator condenser and evaporator fins production coated aluminum foil/ fin stock is mainly used for the fins production of heat exchanger, such as air conditioner condenser & evaporator, no frost evaporator/fin type evaporator of refrigerator, commercial refrigerator condenser & evaporator, car air conditioner condenser & evaporator etc.

Alloy Temper 1100 1200 8011 3102 1100 3003 1300
Chemical Composition
(%)
Cr     <0.05   Si+Fe: 0.95 Si: 0.6
Fe: 0.7
 
  Zn <0.10 <0.10 <0.10 0.1 Cu: 0.05--0.2mm Cu: 0.05--0.20 0.1
  Ti   <0.05 <0.08 0.06 Mn: 0.05 Mn: 1.0--1.5 0.1
  Mg   0.05 <0.05 <0.05 Zn:0.1 --- 0.05
  Other Single     <0.05 0.05     <0.05
    Total <0.15 <0.15 <0.15 0.15 <0.15 <0.15 <0.15
  Al ≥99.0 ≥99.0 Remainder ≥99.0 ≥99.0 Remainder ≥99.0

Specs of 3102 Aluminum Foil Fin Stock 

  Specs(mm) Tolerance(mm) Remark
Thickness 0.105/0.115 +0-0.004  
Thickness 0.095, 0.125 ±0.003  
Width 355,390,405,465,
470,540,695,925,
1066,416,490,902,
1070
±1.0  
Surface Roughness 0.3--0.5um ±2  
Inner Diameter 152    
Outer Diameter 800--1100 (Suitable for: 540mm, 695mm, 
902mm, 925mm,1066mm, 1070mm)
Coil weight less than 2
 tonne
700--1000 (Suitable for: 355mm,390mm,
405mm,465mm,470mm)
Coil weight less than 2
 tonne

Alloy   Temper Tension Strength(MPa) Elongation(%) Thickness tolerance Width Tolerance Cupping Value 
8011 H22 110-120 ≥20% ±3% ±1mm ≥6
8011 H24 120-130 ≥18% ±3% ±1mm ≥6
1100 O 75-105 ≥15% ±3% ±1mm ≥6
3102 H26 130-140 ≥15% ±3% ±1mm ≥5.5
3003 O 95-140 ≥15% ±3% ±1mm ≥6

Normal Hydrophilic aluminum foil (Blue)

Coated Laquer Single Side Film
 Thickness
Hydrophilic Film 
Thickness of Single
 Side
Anticorrosive 
Coating

 
Hydrophilic 
Angle
 Alkali Resistance
Hui Gu 0.8-1.4um 0.14-0.27um 0.66-1.13um ≤10° 10%nNaOH 
20minutes at 25℃

High Corrosion of Hydrophilic aluminum foil( Golden) :

Coated Laquer Single Side Film
 Thickness
Hydrophilic Film 
Thickness of Single 
Side
Anticorrosive 
Coating

 
Hydrophilic 
Angle
 Alkali Resistance
Hui Gu 1.27-1.86um 0.14-0.27um 1.13-1.59um ≤10° 10%nNaOH 
20minutes at 25℃





 

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