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29

Cu63,54

Bronze (powder)

With an appropriate approval* CL 80CU is a material whose melting properties make it outstandingly suited to additive manufacturing.

CHEMICAL COMPOSITION

Component Indicative value (%)

Cu 90

Sn 10

CL 80CU Copper alloy

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REWORKING MICROSTRUCTURE

Before polishing, it is recommended if necessary that the surface be compacted by means of shot peening.

Components made from the bronze alloy CL 80CU display, after being built up with the metal laser melting method LaserCUSING®, a homogeneous, dense structure.

TECHNICAL DATA

Yield Strength Rp0,2 1 approx. 400 N/mm2

Tensile Strength Rm 1 approx. 500 N/mm2

Elongation A 1 approx. 5 %

Young‘s Modulus 1 approx. 120 · 10 N/mm2

Hardness HV 0.2 171 ± 7

Microscopic image of a polished ring (x 20 magnification)

MICROSCOPIC IMAGES

Microsection of a test piece (x 100 magnification)

CL 80CUBronze

With an appropriate approval* CL 80CU can be used for production of original or master models in the fields of jewellery and artistically crafted sculptures. The material is very easy to polish and has a higher hardness than silver alloys.

RANGE OF APPLICATION

1 Tensile test in accordance with DIN EN 10002 at room temperature.