Luma Gold Plated
Molybdenum Wire
Luma Gold Plated
Molybdenum Wire
For some applications molybdenum wire has to be plated to meet
special requirements. This may be for instance to protect the wire
from corrosion or to solder it to other metals.
Example of
Applications:
Antennas
Wire qualities:
710/60
710/67
Connectors
Properties of bare
Molybdenum wire
Electronic tubes
Purity
99.9% Mo
Melting point 2620 °C
Density 10.14 g/cm3
Specific electrical resistance at 20 °C 0.052 Ohm x mm2/m
Modulus of elasticity
at 20 °C
320 kN/mm2 Description
Treatment before plating: Etched
of strike: Gold
Type
Treatment before plating: Etched
Type of strike: Nickel
Wire dimensions: 20 – 500 microns
Diameter tolerances: +/- 4% by weight as standard
Minimum +/- 1.5% available on request
Gold coat thickness: 3 – 5% by weight as standard.
The coat thickness can be adjusted to meet your requirements.
Examples of wire dimensions
with coat thickness as per Luma standard
Wire dimension
(microns)
Wire dimension
(mils)
25
50
75
100
150
0.984
1.97
2.95
3.94
5.91
Au coat thickness
(microns)
Au coat by weight
(%)
0.14 +/- 0.04 0.27 +/- 0.07 0.40 +/- 0.11
0.54 +/- 0.15
0.81 +/- 0.21
3-5
3-5
3-5
3-5
3-5
Ovality (out of roundness): Maximum 5% as standard
Minimum 2% available on request.
Elongation: < 2% as standard
15 – 25% available for wire dimensions from 50 micron and above
LUMA-METALL AB, Kalmar, Sweden
Telephone +46-480 42 90 45
e-mail: sales@luma-metall.se
www.luma-metall.se
Certified in accordance
to ISO 9001:2008
2009.11
Ø mm
0
0.025
0.028
0.030
0.032
0.034
0.036
0.038
0.040
0.042
0.045
0.048
0.051
0.054
0.058
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
0.19
0.21
Annealing
0.21
0.21
0.23
0.26
0.28
0.32
N/mm2
Straightness:
0
50
100 (cm)
Standard tensile strength of Gold plated Molybdenum
Tensile strength: 3000
Tensile strength Gold plated Molybdenum
2500
2000
1500
Max
Average
Min
1000
500
95
/1
00
90
/1
00
85
/1
00
80
/1
00