Graymont New Zealand sites manufacture drainage chip at quarry sites in the North and South Island. These materials are available in various sizes including:
- Makaraeo: 5-12mm
- Oparure: 15-25mm, 25-50mm.
Graymont New Zealand sites manufacture drainage chip at quarry sites in the North and South Island. These materials are available in various sizes including:
After processing, products derived from limestone can eventually revert to their original chemical form by reacting with carbon dioxide in the atmosphere or from industrial processes.