Material: ceramic
Quantity: 2pcs/lot (2 bowls + 2 rods)
Applies to:
1. Super hard material micro powder, for example: diamond grinding disc abrasive powder.
2. Electronic micro powder, for example: semiconductor powder, polycrystalline silicon powder.
3. Resin powder.
4. Food micro powder, such as coffee powder.
5. Medical powder.
Note: Small black spots on the mortar and pestle are a normal phenomenon in high temperature baking and not a quality problem.