Metal Alloys - Golden Brass Foil with Extra Surface Protection

• Customization: Available
• Type: Copper Foil
• Application: Radiator Fins
• Model NO.: Brass Foil
• Material: Brass
• Shape: Foil
• Alloy: Alloy
• Color: Golden
• Standard: GB/T
• Thickness Range: 0.01mm~0.15mm
• Widthness: 4mm~600mm
• Width Tolerance: ±0.1mm
• Density: 8.5g/cm3
• Alloy No: Asmt C 26800
• Chemical Composition: Cu 64~68% Balance Zn
• Elastic Modulus: 105000n/M
• Soften Temperature: 380ºC
• Thermal Conductivity(20ºC): 120W/(M/ºC)
• Thickness Tolerance: ±0.003
• Transport Package: Base on Customers Requirement
• Specification: Customzied
• Trademark: Allotech
• Origin: China
• HS Code: 7410121000
• Production Capacity: 50 Tons Every Month

Product Description

Metal Alloys - Golden Brass Foil with Extra Surface Protection

 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.

Carried Standard(Latest)

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