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KLF-1 CDA No. 64710 |
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KFC-1
is a precipitation hardened copper alloy containing Ni, Sn
and Zn having high strength, excellent electrical and thermal
conductivity. |
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Features |
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1.
High
strength and excellent electrical conductivity.
2.
Good
heat resistance.
3.
Excellent
stress corrosion cracking resistance.
4.
Good
solderability and platability.
5.
Good
corrosion resistance and platability.
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Chemical
Composition |
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Cu:
Residual, Ni: 3.0-3.4, Si: 0.6-0.75, Zn: 0.2-0.35 |
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Physical
Properties |
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Specific
Gravity |
Thermal
Expansion Coefficient
(293-725K) |
Thermal
Conductivity
(293K) |
Volume
Resistivity
(293K) |
Electrical
Conductivity |
Longitudinal
Elasticity Coefficient |
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8.9
g/cm3 |
17.6x10-6/K |
2.22x102
W/mK |
3.13
uohm.cm |
55%
IACS |
1.25x105
N/mm2 |
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Mechanical
Properties |
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Temper
Grade |
Tensile
Strength
(N/mm2) |
Elongation
(%) |
Vickers
Hardness
(For
reference) |
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1/4H |
min
300 |
min
13 |
145-165 |
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1/2H |
min
470 |
min
10 |
160-180 |
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H |
min
540 |
min
7 |
180-200 |
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Product
Range (Unit: mm) |
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Shape |
Thickness |
Width |
Length |
Unit
Weight
(kg/1mm
width) |
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Plate |
0.1-6.0 |
max
500 |
max
1600 |
- |
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Strip |
0.1-2.5 |
6-500 |
- |
3 |
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Note:
(1) The spool diameter range from 150 mm to 500 mm in increments
of 50mm.
(2)
The coil spool is also available in resin and steel.
(3)
Strip with Tin plating is also available, however, only in
width less than 300 mm.
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Uses |
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IC
leadframes, terminals, connectors, bus-bars, various electrical
components. |
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