Caustic Soda Method - 3D Systems CubePro 3D Printer User Manual

2. Place the models to be cleaned into the tank.
3. Close the lid.
4. Connect the power supply and press the power button to turn on the tank.
5. Set the temperature to 80°C (176°F). Use the -5 and +5 buttons to lower or increase the temperature.
6. Set an alarm for 48 hours.
NOTE: Do not use the timer on the tank. This is intended for the ultrasonic operation
used with the Caustic Soda method and will only run for 180 minutes.
7. After 48 hours, remove the model from the tank using the included plastic tongs and immediately run cold water over it for 1 to 2 minutes.
NOTE: Ensure the Ultrasonic Support Removal tank has been turned off.
8. After the model has been thoroughly washed, the PLA support material should easily crumble away.
NOTE: A blunt knife can be used to scrape the support away from the model.
Additional rinsing may help flush remaining support material fragments from the
model.

Caustic Soda Method

WARNING: CAUSTIC SODA CAN BURN SKIN AND EYES, IF HANDLED IMPROPERLY. NEVER
HANDLE CAUSTIC SODA WITHOUT USING THE FOLLOWING PERSONAL PROTECTIVE
EQUIPMENT (PPE): GLOVES, GOGGLES AND TONGS. IF CAUSTIC SODA TOUCHES THE
SKIN, WASH IT AWAY IMMEDIATELY. IF CAUSTIC SODA TOUCHES THE EYES,
IMMEDIATELY USE AN EYEWASH TREATMENT.
CAUTION: Never operate the unit without water in the cleaning tank. Damage may
occur.
CAUTION: Never use boiling water. Damage may occur.
CAUTION: The unit must be positioned on a flat, stable work surface. Do not tip over or
move the tank during its operation. Electrical equipment can become damaged when
exposed to water and other fluids.
1. Fill the tank with 0.75 liters (0.79 quarts) of cold water.
WARNING: DO NOT ENGAGE THE ULTRASONIC FEATURE WHILE STIRRING IN THE CAUSTIC
SODA. THIS WILL CAUSE THE SOLUTION TO VAPORIZE.
WARNING: ENSURE THE AREA IS WELL VENTILATED AND DO NOT DIRECTLY INHALE THE
VAPOR FROM THE TANK.
2. Using scales and a measuring bowl, measure out 200 grams of caustic soda.
3. Pour the caustic soda into the tank in approximately 40-gram increments, stirring thoroughly after each addition.
NOTE: Stirring is essential to ensure the caustic soda granules do not collect at the
bottom of the tank.
4. Immediately clean the measuring bowl and scales to ensure removal of all caustic soda.
5. Using plastic tongs and all the recommended personal protection equipment, gently lower the model into the caustic soda solution.
CAUTION: Exercise caution so that none of the solution spills.
6. Close the lid.
7. Connect the power supply and press the power button to turn on the tank.