China High PerformanceTungsten Heating Element For Vacuum - Molybdenum Copper Alloy – Forged Tungsten Manufacturer and Supplier

High PerformanceTungsten Heating Element For Vacuum - Molybdenum Copper Alloy – Forged Tungsten

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We've been convinced that with joint efforts, the enterprise between us will bring us mutual benefits. We are able to assure you product or service quality and aggressive cost for Rolled Molybdenum Sheet , Niobium Bars , Super Tungsten Shot , We guaranteed high quality, if clients were not satisfied with the products' quality, you can return inside 7days with their original states.

High PerformanceTungsten Heating Element For Vacuum - Molybdenum Copper Alloy – Forged Tungsten Detail:

Chemical composition:

Main and minor components	Min.content(%)
Mo	67-73
Cu	27-33
Impurities	Max.values (μg/g)
Al	10
Cr	20
Fe	20
K	20
Ni	10
Si	30
W	300
C	100
H	10
N	10
O	1000
Sn	10
Sb	20
Sr	10
V	10
Cd	5
Hg	1
Pb	5

Thickness and width tolerances:

	Tolerances with width	Width tolerance
Thickness(mm)	Max. 400 mm ± mm or % of the thickness	[± mm]
0.20-0.30	0.020	0.5
0.30-0.40	0.030	0.5
0.40-0.60	0.035	1.6
0.60-1.00	0.040	1.6
1.00-1.50	4%	1.6
1.50-2.00	4%	1.6

Lengh tolerance
The length tolerance for all dimensions is maximal +5/-0 mm.

Flatness	max. 4% (measuring procedure on the basis of ASTM B386)
Density	≥ 9,7 g/cm³
Thermal expansion coefficient	≤ 9,5 [10-6 × K-1 ]
Thermal conductivity [λ at 20°C]	150 – 190 [W/mK]
Specific electrical resistance [ρ at 20°C]	≤ 0,040 [µΩm]
[E-Modulus at 20°C]	215 – 240 GPa
Vickers hardness	≥ 180 HV
Appearance	The material will be of uniform quality, free from foreign matter, splits and fractures. Bed sheets (not trimmed) may have small edge cracks.
Surface roughness	Cold-rolled, ground:Ra≤1.5µm
Surface roughness	Cold-rolled: Ra≤1.5µm

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We believe that long time period partnership is a result of top of the range, value added services, rich expertise and personal contact for High PerformanceTungsten Heating Element For Vacuum - Molybdenum Copper Alloy – Forged Tungsten , The product will supply to all over the world, such as: Istanbul , Kuala Lumpur , European , "Create Values,Serving Customer!" is the aim we pursue. We sincerely hope that all customers will establish long term and mutually beneficial cooperation with us.If you wish to get more details about our company, You should contact with us now!

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With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.