4N (99.99%) Platinum (Pt) Wire Evaporation Materials, 0.020" Dia., 1m - MSE Supplies LLC

MSE PRO 3N5 (99.95%) Platinum (Pt) Wire Evaporation Materials

To better serve you, we would like to discuss your specific requirement, Please Contact Us for a quote.

Platinum (Pt) is a dense, malleable, ductile, highly unreactive, precious, silverish-white transition metal. It is used in catalytic converters, laboratory equipment, electrical contacts and electrodes, platinum resistance thermometers, dentistry equipment, and jewelry. Due to its high value, it is usually a coating material in catalytic converter,  manufacture of semiconductors, fuel cells, optics and batteries. 

Our standard size is 0.5mm Diameter x 1m Length

The dimensions and purities can be customized upon request. Please contact us for customization or bulk orders.

Name Platinum
Chemical Formula Pt
CAS # 7440-06-4
Atomic Number 78
Molecule Weight (g/mol) 195.084
Color/Appearance Metallic Gray
Purity ≥99.95%, 3N5
Thermal Conductivity (W/m.K) 72 
Melting Point (°C) 1,772
Coefficient of Thermal Expansion (/K) 8.8 x 10-6
Theoretical Density (g/cm3) 21.45
Z Ratio 0.245
E-Beam Excellent
Thermal Evaporation Techniques Crucible:  C
E-Beam Crucible Liner Material Graphite
Temp. (°C) for Given Vap. Press. (Torr) 10-8:  1,292
10-6:  1,492
10-4:  1,747

MSE Supplies offers a variety of crucibles for evaporation materials. We can customize the dimensions based on your requirements.


1. Effective and low-cost platinum electrodes for microbial fuel cells deposited by electron beam evaporation. Energy & fuels 21, no. 5 (2007): 2984-2990.

2. Electrochemical study of platinum deposited by electron beam evaporation for application as fuel cell electrodes. International journal of hydrogen energy 39, no. 10 (2014): 5301-5308.

3. Pt monolayer coating on complex network substrate with high catalytic activity for the hydrogen evolution reaction. Science Advances 1, no. 8 (2015): e1400268.