Johnson Matthey SW 850 Platinum w/ 15% Iridium Jewelry Alloy

Category	Metal , Nonferrous Metal , Precious Metal , Platinum Alloy
Manufacturer	Johnson Matthey
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Johnson Matthey SW 850 Platinum w/ 15% Iridium Jewelry Alloy.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Springs, watch backs. Copper, cobalt, gold, iridium, palladium and ruthenium alloy easily with platinum. The differences between the alloys reflect the hardening of the alloying element itself.

Physical Properties	Metric	English	Comments
Density	21.5 g/cc	0.777 lb/inÂ³

Mechanical Properties	Metric	English	Comments
Hardness, Vickers	160	160	Annealed
Elongation at Break	15 %	15 %	Annealed

Thermal Properties	Metric	English
Melting Point	1800 - 1820 Â°C	3270 - 3310 Â°F
Solidus	1800 Â°C	3270 Â°F
Liquidus	1820 Â°C	3310 Â°F

Component Elements Properties	Metric	English	Comments
Iridium, Ir	15 %	15 %
Platinum, Pt	85 %	85 %

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