Aluminosilicate refractory products for cupola furnace lining
Designed for lining cupola furnaces.
Product grade features:
ShVG-30 Fireclay cupola products with a mass fraction of Al2O3 NLT 30%.
ShVG-33 Fireclay cupola products with a mass fraction of Al2O3 NLT 33%.
ShVG-35 Fireclay cupola products with a mass fraction of Al2O3 NLT 35%.
MKRVG-45 Mullite silica cupola products with a mass fraction of Al2O3 NLT 45%.

Physical and chemical parameters
Parameter name |
ShVG-30 |
ShVG-33 |
ShVG-35 |
MKRVG-45 |
Mass fraction, %: Al2O3, NLT Fe2O3, NLT |
30 - |
33 - |
35 - |
over 45 3,5 |
Refractoriness, °C, NLT |
1670 |
1710 |
1730 |
1750 |
Open porosity, %, NMT |
22 |
21 |
20 |
19 |
Compressive strength, N/mm², NLT |
20 |
22 |
30 |
35 |
Residual changes in dimensions when heated at a temperature of 1,400 °C, %, NMT |
±0,4 |
±0,2 |
±0,2 |
±0,4 |
Softening onset temperature, °C, NLT |
- |
- |
- |
1400 |
Regulatory documentation: GOST 3272
Grade ShVG-30, ShVG-33, ShVG-35, MKRVG-45 Nos. 1,2,3,6.
Contact us
How to order
To place an order for the product supply, please do the following:
- On your company's letterhead, fill out an application, which shall include:
- name of the requested product (or technical specifications thereof),
- required amount,
- estimated delivery time,
- contact details.
- When ordering non-standard products (according to drawings), please attach the drawings of the requested product and indicate the dimensional tolerances.
- The completed application and drawings can be sent:
- by email: tdom@slsoz.ru
- by fax: (34373) 64 3 42; 64 4 63
- or use the feedback form on the right