Injection Moulding Training - Defect Analysis Of The Products

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  • Private Class Price is Per Day not Per Pax
  • Send 1 or 20 pax for the same price
  • HDRF Claimable(SBL)

Private Class from

2000/day

(2 Days)

BENEFITS

Upon completion of this program, participants will be able to:

  • Provide participants with the appropriate techniques and procedures needed
  • Identify and effectively solve problems arising in the injection moulding process
  • Identify relating to processing, poor tooling design and material defects
  • Effective troubleshooting methods and techniques
  • Provide with the most logical and practical means to rectify problems

AUDIENCE

Mould Setters, Technicians, Supervisors, Trainer Engineers, Quality Manager, Quality Assurance Personnel, Quality Control Staff Toolmakers & Tooling Engineers and those who are involved in plastics processing.


METHODOLOGY

This stimulating program will maximize understanding and learning through lectures, discussions case studies and practical activities.

OVERVIEW OF MACHINES
WHAT CAUSES DEFECTS
  • Root Cause Analysis
  • Sources Of Problems
    • Process /Machine
    • Plastic Material
    • Mould /Tool Design
    • Product Design
    • Management Philosophy
    • Working Environment
    • Working Experience
PLASTIC FLOW
  • Basic Fluid Flows & Flow Phenomena
    • Basic Flows
    • Jetting
    • Transient Flow
    • Barrel Fluid Flow
    • Cavity Flow
    • Hesitation Flow
IMPORTANT POLYMER PROPERTIES
  • Properties Of Bulk Materials
    • Bulk Density
    • Coefficient Of Friction
    • Particle Size And Shape
  • Melt Flow Properties
    • Drag Flow
    • Pressure Flow
    • Shear
POLYMER DRYING
  • Why Dry Plastic Pellets?
  • Moisture Problems
    • Machine Processing Problems
    • Cosmetic Problems
    • Structural & Physical Problems
  • Hygroscopic Polymer
  • Non- Hygroscopic Polymer
  • Dehumidifier
    • Drying Temperature
    • Dew Point
    • Drying Time
    • Air Flows
CHANGES IN PROCESSING PARAMETERS
  • Drying
  • Screw Speed
  • Injection Speed
  • Back Pressure
  • Injection Pressure
  • Barrel & Mobile Temperature
TROUBLE SHOOTING
  • Making Decisions On Problem Solving
  • Solutions
    • Fast Results
    • Slow Results
  • Resin, Mechanical Or Design
TYPES OF DEFECTS
  • Definition Of Appearance And Dimensional Defects
  • Visible And Non Visible Defects
  • Processing Defects-Definitions, Causes & Solutions
    • Drool
    • Nozzle/Tip Frozen
    • Slow Cycle Time
    • Sweaty/Corrosion Of Tools
  • Visible Part Defects
    • Black Speaks
    • Bubbles/Blisters
    • Burn/Black Surface
    • Cloudy/Hazy
    • Poor Color Distribution
    • Crazing, Stress Whitening
    • Delaminating
    • J-Hooks
    • Jetting
    • Dimension Unstable
    • Silver Streaks
    • War Page/Deformation
    • Non Visible / Internal Part Defects
    • Voids

Trainers