Investment Vacuum Mixer:

Model No.: HJ-1116

Investment Vacuum Mixer

Automatic Vacuum Mixer

Jewelry Powder Mixing Machine

Investment Vacuum Mixing Machine

Gypsum Investment Mixer

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  1. All Stainless Steel Material to prevent being corroded by plaster.

  2. High quality workmanship.

  3. Big capacity 5 pcs flasks 4"x10".

  4. Larger capacity could be customized.


The most advantage of this machine is vacuum start while investment mixing, to have investment mixing and investment injection both working under vacuum condition, save your time, and reduce bubble to make a smooth surface item. It is a necessary equipment for high accuracy casting.
Operation instruction
Set mixing time(about 3-4 mins) and vacuum time(7-8mins)
Put flasks into down chamber
Pour suitable water into mixing chamber, then add investment, after that start mixing and vacuum.
When mixing finished, buzzer alarms, then start pour mixed investment into flasks, vacuum again, buzzer alarms when vacuum finished. 
Finally take out the flaks which is full with investment.

Operation is easy and convenient. Vacuumizing can be started during mixing is its advantage. Mixing and pouring can be done under vacuum status helps to save time and avoid water drops and bubbles. 

It is prefer for Jewelry making and meets the needs of fine casting. 


Voltage: 380V ± 10%, 50/60Hz, 3 Phase

Power: 4KW

Exhaust speed: 15L/S

Max pressure: 6.0X10-2

Dimensions: 75x85x125cm.

Max Capacity: 5 pcs of 4*10 inches flasks.

Mixing time setting: Available.

Vacuum time setting: Available.

Water auto feeding: Available.


Investment Vacuum Mixer