North American Product Classification System (NAPCS) Canada 2017 Version 2.0
All examples - 2911111 - Clay refractories
- clay castable refractory materials
- clay ramming mixes
- clay refractories
- clay refractories, gunning mixes
- clay refractories, mortars
- clay refractories, trowelling mixes
- clay refractory articles
- clay refractory bricks
- clay refractory bricks, mixture of alumina and silica
- clay stove linings
- furnace lining paste
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