Coffee maker inlet and outlet electromagnetic ceramic valve

1. alumina content of ceramic valve: 95% 96% 99%.

2. hardness(rohs) 95% alumina ceramic valve:

moving plates: 1100

stationary plates: 1050

3. roughness of ceramic valve: 0.2

4. aperture of ceramic valve: we can make the size as the requirement of customers

5. paraller tolerance of ceramic valve: 0.01

6. toleranceof ceramic valve: 0.01

7. void ratio(void ratio of shut): 20%