Zinc Alloys Brass Film, Brass Rape for Radiator Fin

C26800 Brass Foil tape for radiator fin
We are a professional zinc brass foil,brass foil tape for radiatr supplier and exporter in China.

Our copper foil ,brass foil roll can be used for radiator fin.

Zinc brass foil tape for radiator fin C26800 brass foil roll

High-precision Rolled Brass Foil C26800

H65(C2680) Brass , a copper-zinc alloy, is equivalent to C26800 in ASTM. Brass is a type of copper alloy hat contains copper and zinc. It is the most extensively used high precision copper alloy.
Brass has excellent dynamics properties, physical properties, high electrical and heat conductivity, and high corrosion resistance.
This material is mainly used for radiator fins, radio frequency cable,transformer,lead frame,copper cladding aluminum, water heater exchanger, automotive manufacturers.

Zinc Alloys Brass Film, Brass Rape for Radiator Fin

Zinc Alloys Brass Film, Brass Rape for Radiator Fin

Technical Data :

It’s physical properties are showed as bellowing:

Density:8.5g/cm3
Electric conductivity(20°C ): 27%IACS
Thermal conductivity (20 °C): 120W/(m °C )
Elastic modulus: 105000N/mm2
Thermal expansion coefficient (20-300 °C ) 20 X 10 -6 °C -1
C26800 Chemical Composition (%)

Alloy No. Chemical Composition( %,Max.)
Cu Fe Pb Al Mn Sn Ni Zn Impurity
H90 88.0-91.0 0.10 0.03 0.5 Rem 0.3
H85 84.0-86.0 0.10 0.03 0.5 Rem 0.3
H70 68.5-71.5 0.10 0.03 0.5 Rem 0.3
H68 67.0-70.0 0.10 0.03 0.5 Rem 0.3
H65 63.5-68.0 0.10 0.03 0.5 Rem 0.3

Alloy Table

China ISO ASTM JIS
H90 CuZn10 C22000 C2200
H85 CuZn15 C23000 C2300
H70 CuZn30 C26000 C2600
H68 —— ——- ——
H65 CuZn35 C27000 C2700

Physical Properties 
Density:8.5g/cm3
Electric conductivity(20 °C ): 27%IACS
Thermal conductivity (20 °C): 120W/(m °C )
Elastic modulus: 105000N/mm2
Thermal expansion coefficient (20-300 °C ) 20 X 10 -6 °C -1

Specifications Available

       Unit Thickness Width Temper
mm 0.006~0.1 1.0~650 O,1/4H,1/2H,H
inch 0.0002~0.004 0.04~25.6

Sizes and Tolerances (mm)

      Thickness Thickness Tolerances Width Width Tolerances
0.006~0.04 ± 0.001 1.0~650 ± 0.1
> 0.04~0.10 ± 0.002

Mechanical Properties

Temper JIS Temper Tensile Strength Rm/N/mm2 Elongation A50/% Hardness HV
M O 350~410 ≥ 30 70~100
Y4 1/4H 380~445 ≥ 20 105~145
Y2 1/2H 390~480 ≥ 15 120~165
Y H 460~510 ≥ 10 135~185

Note: We can provide products with other properties according to customers` requirements.

Application: 
High precision radiator foil is main material in manufacturing automobile, farmer machine, mining machinery, engineering machinery, diesel locomotive, shipbuilding, generator set.

Related standard for the brass foil.

Nations Standard No. Standard Name
China GB/T2059–2000 CHINA’S NATIONAL STANDARD
Japan JIS H3100 :2000 COPPER AND COPPER ALLOY SHEETS,PLATES AND STRIPS
U.S.A ASTM B36/B 36M -01 STANDARD SPECIFICATION FOR BRASS,PLATE,SHEET,STRIP AND ROLLED BAR
Germany DIN-EN 1652:1997 COPPER AND COPPER ALLOYS PLATE,SHEET,STRIP AND CIRCLES FOR GENERAL PURPOSES
DIN-EN 1758 :1997 COPPER AND COPPER ALLOYS STRIP FOR LEADFRAMES
SEMI SEMI G4-0302 SPECIFICATION FOR INTERGRATED CIRCUIT LEADFRAME MATERIALS USED IN THE PRODUCTION OF STAMPED LEADFRAMES

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