Introduction to Polymer Technology
Introduction to Polymer Technology is a two day training course designed to provide design engineers with a general understanding of polymers, their processing and long term properties.
It is intended for staff with a general engineering background looking for specific information regarding the properties, performance and application of plastics to engineering applications.
Course fees - £550 + VAT inclusive of full course notes, refreshments and buffet lunch.
Course dates - The course is approximately four times a year in Telford. Upcoming dates are: 20th & 21st May 2015, 12th & 12th August 2015 and 11th &12th November 2015
Registration - Please follow this link to view our payment options and on line registration form
The course is split into four major sections as described below. Each subsection represents a module of 1-2 hrs duration.
Section A Materials and Properties
1) Polymers and Polymer Structure
· What is a polymer?
· Polymer Structure
· Major polymer types
· Common polymer additives/modifiers
2) Mechanical Properties of Polymers
· Short Term mechanical properties
o Tensile properties
o Rate dependency
o Impact properties
· Long term properties and viscoelasticity
o Definition of viscoelasticity
o Creep and stress relaxation
o Creep rupture
3) Thermal Properties of Polymers
· Thermal Degradation
· The short term effect of temperature on mechanical properties
4) Chemical Resistance
· Chemical Attack
· Environmental Stress Cracking
Section B Design and Processing
1) Injection moulding overview
· Overview of injection moulding process
· Typical machine specification
o Clamp force
o Barrel size etc
o Cold/hot runner systems
2) Moulded Structures & Design for injection moulding
· Assessment of how the properties of a moulded structure may differ from standard test data
o Weld lines
o Glass fibre distributions
· Designing for the injection moulding process
o Flow and balanced tools
o Sinking and voiding
3) Assembly techniques and design features
· Design guidance for assembly and disassembly feature
o Mechanical fastening
o Snap fit joints
o Ultrasonic welding
o Adhesive bonding
Section C The Materials Selection Process
· General selection by material structure
· Identification of candidate generic material types
· Identification of potential sub generic material types
· Comparison of named grades.
Section D Overview of fault and failure diagnosis
· Outlined route to identification of cause of faults/failures.
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