- 1195 - Very high Zirconia
- N - New AZS
- PR - Premium AZS
- T - Standard AZS
- CRB - AZS Cruciforms
- ER - ERMOLD

Very high Zirconia-content AZS
Secondary raw material obtained from used fused-cast AZS refractory linings of glass furnaces.
Made from ER1195®, or equivalent, with over 93% ZrO2 content.
Additional information
- Iron free guaranteed in SD
- Powder density : 4,5 T/m3
- Standard grain size: 0-1 mm / 1-3 mm / 3-6 mm (for specific requests, please contact us)
Typical chemical analysis
ZrO2 % |
Al2O3 % |
SiO2 % |
Na2O % |
CaO % |
TiO2 % |
Fe2O3 % |
|
VALORZAC 1195 ZAC THTZ |
93 | 1,5 | 4 | 0,3 | 0,1 | 0,1 | 0,1 |
Non contractual document, subject to change. Typical values.

New AZS
Secondary raw material obtained from fused-cast AZS refractory linings from glass furnaces.
Made exclusively from new AZS.
Additional information
- Iron free guaranteed in SD
- Powder density : 3,8 T/m3
- Standard grain size : 0-1 mm / 1-3 mm / 3-6 mm (for specific requests, please contact us)
Typical chemical analysis
ZrO2 % |
Al2O3 % |
SiO2 % |
Na2O % |
CaO % |
TiO2 % |
Fe2O3 % |
|
VALORZAC N NEW AZS |
33 | 51 | 14 | 1 | 0,1 | 0,1 | 0,05 |
Non contractual document, subject to change. Typical values.

Premium AZS
Secondary raw material obtained from used fused-cast AZS refractory linings from glass furnaces.
Guaranteed free of glass, with over 36% ZrO2 content.
Additional information
- Iron free guaranteed in SD
- Powder density : 3,8 T/m3
- Standard grain size : 0-1 mm / 1-3 mm / 3-6 mm (for specific requests, please contact us)
Typical chemical analysis
ZrO2 % |
Al2O3 % |
SiO2 % |
Na2O % |
CaO % |
TiO2 % |
Fe2O3 % |
|
VALORZAC PR PREMIUM AZS |
36 | 48 | 13 | 1 | 0.15 | 0,05 | 0.1 |
Non contractual document, subject to change. Typical values.

Standard AZS
Secondary raw material obtained from used fused-cast AZS refractory linings of glass furnaces.
Standard quality with over 35% ZrO2 content.
Additional information
- Iron free guaranteed in SD
- Powder density : 3,8 T/m3
- Standard grain size : 0-1 mm / 1-3 mm / 3-6 mm (for specific requests, please contact us)
Typical chemical analysis
ZrO2 % |
Al2O3 % |
SiO2 % |
Na2O % |
CaO % |
TiO2 % |
Fe2O3 % |
|
VALORZAC T STANDARD AZS |
35 | 48 | 14 | 2 | 0,3 | 0,1 | 0,15 |
Non contractual document, subject to change. Typical values.

AZS Cruciforms
Secondary raw material obtained from used cruciforms from glass furnace regenerators.
Made from ER1682® cruciform refractories, or equivalent.
Additional information
- Iron free guaranteed in SD
- Powder density : 3,2 T/m3
- Standard grain size : 0-1 mm / 1-3 mm / 3-6 mm (for specific requests, please contact us)
Typical chemical analysis
ZrO2 % |
Al2O3 % |
SiO2 % |
Na2O % |
CaO % |
TiO2 % |
Fe2O3 % |
|
VALORZAC CRB AZS CRUCIFORMS |
27 | 48 | 14 | 4 | 1 | 0,1 | 0,3 |
Non contractual document, subject to change. Typical values.

ERMOLD AZS
Secondary raw material obtained from used glass furnace bottom sub-paving.
Made from ERMOLD, or equivalent, with a 30% ZrO2 content.
Additional information
- Iron free guaranteed in SD
- Powder density : 3,1 T/m3
- Standard grain size : 0-1 mm / 1-3 mm / 3-6 mm (for specific requests, please contact us)
Typical chemical analysis
ZrO2 % |
Al2O3 % |
SiO2 % |
Na2O % |
CaO % |
TiO2 % |
Fe2O3 % |
|
VALORZAC ER ERMOLD AZS |
30 | 48 | 18 | - | - | - | - |
Non contractual document, subject to change. Typical values.