RSA Le Rubis SA
is certified ISO 9001 (2000 version)
our BVQI certificate
PRODUCTS
White sapphire >>
Jewellery and watch industry >>
Coloured corundums >>
Coloured spinels >>
Rubies for watch industry >>
Alumina Applications >>
Alumina raw materials & powders >>
Alumina Microbeads applications>>
Technical components >>
Semi-finished products >>
Customized sapphire products>>
PROCESSES
Alumina production >>
Verneuil process >>
Bagdasarov process >>
EFG process >>
R & D
Competence network >>
R & D department >>
Quality control >>
ABOUT RSA
Who are we?>>
Where we sell? >>
CONTACT US
Factory location >>
Contact form >>
White sapphire >>
Jewellery and watch industry >>
Alumina Applications >>
Technical components >>
NEW! Click here to discover Alumina Microbeads
RSA LE RUBIS SA
BP 16
38560 Jarrie/Grenoble
Téléphone : 04 76 68 53 21
E-Mail :
sales@rubisrsa.com
White sapphire
White raw sapphire is our main activity. "Verneuil" method is used for white sapphire manufacturing.
Verneuil method
White sapphire using
White sapphire is mainly used for the watch industry.
After being cut and polished they are used as glasses for high range watches. Available in different diameter beetwen 18 and 42mm.