Natural Agate Mortar and Pestle for Experiment

Product features 1. No cracks, no impurities, strong anti abrasion resistance. 2. High-quality products gloss, strong corrosion resistance, can be used in acid polishing materials. Product usage For mixed grinding solid material or solid powder. Use the matters needing attention 1. Should be particularly careful in the use of the process, not grinding hardness too much material,not contact with hydrofluoric acid. 2. Grinding operation, mortar should be put in is not easy to slide objects, pestle should keep vertical. Mortar can not heating, do not put into the electric Diameter Size