Copper and Copper Alloys

Ultramat can offer a range of Copper and Copper alloy materials and parts according to drawing. Our capabilities include tight tolerances and excellent surface finished.

We can provide an economic solution for excellent quality complex parts.

MATERIAL	PRINCIPAL ELEMENTS	RWMA	ROCKWELL HARDNESS	ELECTRICAL CONDUCTIVITY %IACS	TENSILE STRENGTH PSI	% ELONGATION	ANNEALING TEMPERATURE DEG. C	DENSITY GMS/CC
Chromium Copper	Chromium Copper	Group A Class 2	70 B 83 B	85	50,000 75,000	15 20	500	8.96
Chromium Zirconium Copper	Chromium Zirconium Copper	Group A Class 2	70 B 83 B	85	50,000 75,000	15 20	525	8.96
Nickel Silicon Chromium Copper	Nickel Silicon Chromium Copper	Group A Class 3	95 B 100 B	48	95,000 1,10,000	6 10	550	8.96
Beryllium Copper	Cobalt Beryllium Copper	Group A Class 3	95 B 100 B	48	95,000 1,10,000	6 10	550	8.96
2% Beryllium Copper	2% Beryllium Copper	Group A Class 4	35 C 40 C	20 23	1,10,000 1,70,000	2 4	375	8.30
Tungsten Copper	56W : 44Cu	Group B Class 10	72 B 82 B	55 60				12.6
Tungsten Copper	68W : 32Cu	Group B Class 10	85 B 92 B	48 53				13.93
Tungsten Copper	70W : 30Cu	Group B Class 10	88 B 95 B	47 52				14.18
Tungsten Copper	75W : 25Cu	Group B Class 11	96 B 99 B	42 50				14.80
Tungsten Copper	80W : 20Cu	Group B Class 12	99 B 104 B	41 49				15.60
Silver Tungsten	50W : 50Ag		50 B 60 B	62 70				13.48
Silver Tungsten	65W : 35Ag		80 B 87 B	50 56				14.77
Silver Tungsten	78W : 22Ag		90 B 100 B	48 53				16.00
Dispersion Strengthened Copper	Copper Aluminium Oxide	Group C Class 20	75 B 78 B	80	63,000 70,000	15 25	950	8.65

Capabilities

CNC turning, prototyping and series work
longitudinal turning | precision turning
product range from ø 0.1mm to ø 750mm
CNC milling, prototyping and series work
simultaneous 5-axis milling product range from square 0.3mm to 500x650x1000mm
EDM machining tools as well as laser cutting, to meet your most complex requirements
High Precision Capabilities

CNC: 5 microns | EDM: 6 microns

Specialty Materials Offered
Copper and Cu Alloys, WCu, MoCu
Laser drilling | laser engraving | bending | assembly | electrolytic polishing
Laser measurements | scan measurements | 3D measurements | product traceability
Product cleaning | cleanroom packaging
Class 4