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 >>
Alumina production >>
Verneuil process >>
Bagdasarov process >>
EFG process >>
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
Alumina production
You can see on the picture beside, our brand new fully automatic calcination tunnel furnace in operation.
We produce our own alumina powder by calcining ammonium alun at 1200°C; which is then screened to become a Verneuil feed powder.