Specifications

ISO 9001:2008

Certified

BERYLLIUM FOIL

[ Up ]

Be Windows SCOPE

Specification defines the requirements for a grade of beryllium foil.

The 99.91-99.95 percent minimum beryllium assay is produced by hot pressing, etching, cold rolling with further vacuum anneal of distillated beryllium powder.

COMPOSITION

Foil is rolled from material produced by technology described above.

Material shall meet the following chemicals limits. Detailed analytical procedures are available by request.

PHYSICAL PROPERTIES

Boiling Point	2470°C
Density @ 20^oC	1.85 g/cm^-3
Melting Point	1278 °C

MECHANICAL PROPERTIES *

Material Condition	Hard
Tensile Strength	260 MPa
Elongation in 50 mm	4-5%

* - Properties are referred to 50 um foil

*Element*	*ppm*	*Element*	*ppm*
Be	Matrix	Fe	< 200
O	< 500	Co	< 3
C	<130	Ni	< 15
N	< 15	Cu	< 1
Mg	< 1	Zn	< 2
Al	< 2	Zr	< 0.1
Si	< 3	Mo	< 0.3
Ca	< 10	Ag	< 0.3
Ti	< 1	Sn	< 0.8
Cr	< 3	Pb	< 1
Mn	< 3

Information furnished by RMT Ltd is believed to be reliable. However, no responsibility is assumed for possible inaccuracies or omission. Specifications are subject to change without notice.

[ Semiconductors ] [ Be Windows ]

Last Updated: Thursday, May 06, 2010