... material can change the trajectory of the screen surface.Features1 high efficiency, compact design and durability, any powder and mucus ... sugar, salt, MSG, spices, milk powder, starch, flour, rice flour, carbon powder, graphite powder, manganese powder, lithium carbonate, help solvents, fire ... coarse mesh and fine mesh for damage(2) whether each set of locking ring beam2, start time:(1) watch for ...