The foam proportioner is used to mix foam and water into a solution by means of the orifice, which is served in aqueous film-forming foam (3%,6%) protein foam liquid (3%,6%).
1. Name: (1) 4" foam proportioner. (2) 6" foam proportioner.
2. Series no.: (1) AVM 913A. (2) AVM 943A.
3. Size: (1) Flange, out dia 210, PCD 175, bolt hole 19x8, length: 280. (2) Flange, out dia 300, PCD 240, bolt hole 23x8, length: 280.
4. Max work, press.: (1) 14kgf/cm. (2)14kgf/cm. 5. Test pressure: (1) 20kgf/cm. (2) 20kgf/cm.
6. Discharge rate: (1) 300~1600 /mim. (2)500/2400 /mim.
7. Ration of solution foam liquid: water (1) 3:97 6:94. (2) 3:97 6:94.