abstract |
The invention discloses the reactive crystallization device and technique of a kind of controllable magnesium hydroxide of granularity.Reactive crystallization device is made up of reaction crystalizer (1), delivery pump (2) and pipeline (3).Reaction crystalizer (1) includes jacket type kettle (4), guide shell (5), longitudinal baffle (6), stirrer paddle (7), electric mixer (8), magnesium chloride feed pipe (9), NaOH feed pipe (10), feed distributor (11), magnesium hydroxide discharge nozzle (12), magnesium hydroxide feed pipe (13).Present invention also offers a kind of magnesium hydroxide reactive crystallization technique.The device and technique provided using the present invention can realize that the controllable metaplasia of magnesium hydroxide granularity is produced, and varigrained magnesium hydroxide is obtained, and meet requirement of the different user to magnesium hydroxide products granularity.There is product granularity flexibly adjustable, narrow particle size distribution. |