Inorganic hardeners

Physical and chemical parameters
Parameter name |
ONT-I |
ONT-II |
ONT-III |
Application temperature, °С |
1300 |
1260 |
1300 |
PH of liquids, pH unit value |
1-5 |
8-11 |
- |
Density, g/cm3, within |
1,5-1,7 |
1,1-1,3 |
- |
The "-" sign means that the indicators are not standardized.
The hardeners are not interchangeable. ONT-I, ONT-II, ONT-III are intended for all products of Kao-, Cera-, mullite-siliceous glass fiber heat-insulating refractory materials and products based thereon manufactured by Sukhoy Log Refractories JSC.
The ONT-I and ONT-II grade hardeners are transported at an ambient temperature of not lower than +2 °C; for the ONT-III grade hardener, there is no temperature limitation during transportation.
Regulatory documentation: STO 05802307-1-005-2023
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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