Used clay sand的用法和样例：
- Study on the Reclaiming Problems of Used Clay Sand in the Mass Production Foundry.
- Taoli use clay extraction, sale.
- If you have ever played with Silly Putty, you can use clay.
- It for consolidating molding sand, such as resin bonded sand, as well as tamping sand, such as clay sand or self hardening sand.
- Crusher vibration is based on similar products designed to improve efficiency broken equipment, mainly for clay sand, resin sand broken pieces of sand.