Purging for Scientific Molders
Purging for Scientific Molders
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4 Online Courses (3-6 hours)
Our Price: $297.00

Product ID: RT_0227_US

The four online training courses in Routsis’s Purging series will teach scientific injection molders about proper material purging concepts and procedures.

The first two courses cover common purging techniques and effective purging procedures – while the third course details common types of purging compounds, how they work, and the advantages and disadvantages of each type. In the final course, users are shown how to effectively compare different purging procedures and compounds – and guided through completion of the accompanying Purging Analysis Worksheet.

Course 1: Purging Techniques
  • Definition of Purging
  • General Injection Molding Safety
  • Injection Molding Machine Safety
  • Plastic Purging Safety
  • The Purpose of Purging
  • Small and Large Shot Purging
  • Continuous and Closed-Mold Purging
  • Dry and Wet Purging
  • Purging Heat Sensitive Materials
  • Purging High Temperature Materials
  • Hot Runner and Gate Drop Cleaning
  • Nozzle and Screw Removal

Course 2: Purging Procedures
  • Phase 1 – Preparation
  • Phase 2 – Initial Purging
  • Phase 3 – Final Purging
  • Phase 4 – Production

Course 3: Purging Compounds
  • Common types of Compounds
  • Resin-Based Purging Compounds
  • Mechanical Purging Compounds
  • Chemical Purging Compounds

Course 4: Purging Cost Analysis
  • Purging Compound Cost
  • Machine Downtime Cost
  • Purging Labor Cost
  • Final Production Resin Cost
  • Scrap and Rework Costs

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