emery rock การใช้

Originally, emery paper was made from milled emery rock, bonded or harder, and more durable with less tendency to fracture than corundum.
Smaller industrial enterprises are concentrated in Salihli self, where there are 32 brick works and tileries drawing on the region's rich reserves in raw materials for bricks, 2 flour mills, 2 valonia oak factories, 10 cotton gin factories, 2 grape operating works, 1 feed grain factory, 1 industrial tube factory, 1 tomato dressing factory, 2 olive oil mills, 2 beverage factories, 1 water bottling factory, 1 mineral water company and 1 emery rock factory.