Thermoset plastics (duroplast) training

Lesson 1 • Industrial Applications and Market Overview

Maps thermoset use across aerospace, automotive, electrical, and construction sectors. Connects material properties to end-use performance requirements.

Lesson 2 • Thermoset vs. Thermoplastic Comparison

Contrasts crosslinked thermoset networks with linear thermoplastic chains. Clarifies why thermosets cannot be remelted after cure.

Lesson 3 • Major Thermoset Resin Families

Surveys epoxy, phenolic, polyester, vinyl ester, and polyurethane resins. Provides a reference map for material selection in later sections.

Lesson 4 • Health, Safety, and Regulatory Basics

Introduces hazard communication, exposure limits, and waste disposal obligations for uncured resins. Establishes a safety mindset carried throughout the course.

Lesson 1 • Cure Monitoring Techniques

Introduces DSC, rheometry, and dielectric analysis for tracking cure progression. Builds skills for process validation and quality assurance.

Lesson 2 • Curing Agents and Hardeners

Classifies amine, anhydride, and catalytic curing agents by reactivity and application. Guides stoichiometric calculation for proper formulation.

Lesson 3 • Crosslinking Reaction Principles

Details how reactive functional groups form three-dimensional networks during cure. Provides the mechanistic basis for understanding processing parameters.

Lesson 4 • Cure Kinetics and Time-Temperature Relationships

Analyses how temperature accelerates cure rate and affects final network structure. Enables students to design cure cycles for target properties.

Lesson 1 • Functional Additives

Surveys flame retardants, UV stabilisers, toughening agents, and colourants. Demonstrates how additives modify specific properties without compromising cure.

Lesson 2 • Shelf Life and Storage Management

Addresses temperature, humidity, and light controls that preserve resin reactivity. Establishes incoming material inspection and first-in-first-out protocols.

Lesson 3 • Resin Selection Criteria

Establishes decision factors including temperature resistance, chemical exposure, and cost. Links resin chemistry from Chapter 1 to practical material selection.

Lesson 4 • Formulation Design and Mixing

Guides systematic formulation development using design-of-experiments principles. Covers mixing equipment, dispersion quality, and void prevention.

Lesson 1 • Hand Layup and Spray-Up Processes

Covers manual fibre placement, resin application, and consolidation techniques. Establishes baseline process understanding before automated methods.

Lesson 2 • Pultrusion and Filament Winding

Covers continuous fibre processes for profiles and pressure vessels. Explains tension, resin bath, and die temperature control.

Lesson 3 • Autoclave and Oven Cure Processes

Addresses prepreg layup, vacuum bagging, and autoclave cure cycle development. Connects cure kinetics from Section 2 to production cycle design.

Lesson 4 • Resin Transfer Moulding and Variants

Explains closed-mould injection of resin into dry fibre preforms under pressure. Covers RTM, VARTM, and light-RTM process variants.

Lesson 1 • Mould Release Systems

Explains semi-permanent, sacrificial, and internal release agent systems. Addresses application technique, cure compatibility, and surface finish impact.

Lesson 2 • Mould Design Principles

Covers draft angles, radii, parting lines, and gating for thermoset moulds. Prevents common defects such as undercuts and poor fill.

Lesson 3 • Tooling Material Selection

Compares steel, aluminium, composite, and epoxy tooling materials by thermal expansion, durability, and cost. Guides selection based on production volume and part complexity.

Lesson 4 • Thermal Management in Tooling

Designs heating and cooling channels to achieve uniform cure and minimise cycle time. Links to cure kinetics principles established in Section 2.

Lesson 1 • Tensile, Flexural, and Compressive Testing

Covers specimen preparation, test machine setup, and data interpretation for basic mechanical tests. Establishes baseline property benchmarks for material acceptance.

Lesson 2 • Environmental and Chemical Resistance Testing

Evaluates moisture absorption, solvent resistance, and UV degradation of cured parts. Supports material qualification for demanding service environments.

Lesson 3 • Impact and Fracture Toughness Testing

Addresses Charpy, Izod, and fracture mechanics methods for brittle thermoset systems. Connects toughener selection from Section 3 to measured toughness outcomes.

Lesson 4 • Dynamic Mechanical Analysis

Measures storage modulus, loss modulus, and tan delta across temperature ranges. Reveals viscoelastic behaviour and crosslink density of cured networks.

Lesson 1 • Statistical Process Control for Thermosets

Introduces control charts, capability indices, and sampling plans for thermoset production lines. Enables data-driven process monitoring and early deviation detection.

Lesson 2 • Common Thermoset Defect Types

Catalogues voids, delamination, warpage, surface pinholes, and incomplete cure defects. Provides visual and tactile recognition criteria for each defect class.

Lesson 3 • Root Cause Analysis Techniques

Applies fishbone diagrams, 5-Why analysis, and fault tree methods to thermoset defects. Drives corrective actions that address process root causes.

Lesson 4 • Non-Destructive Evaluation Methods

Covers ultrasonic C-scan, thermography, and X-ray inspection for internal defect detection. Enables inspection without destroying production parts.

Lesson 1 • Sustainability and Recyclability Strategies

Evaluates chemical recycling, solvolysis, and bio-based resin alternatives for thermosets. Addresses end-of-life obligations and circular economy principles.

Lesson 2 • Cure Cycle Optimisation Methods

Uses simulation, design of experiments, and sensor feedback to shorten cycles without sacrificing properties. Reduces energy consumption and production cost.

Lesson 3 • High-Performance Aerospace and Structural Parts

Examines design-to-manufacture workflows for primary structural thermoset components. Integrates material selection, tooling, and cure cycle decisions into a unified process.

Lesson 4 • Emerging Thermoset Technologies

Surveys vitrimers, self-healing networks, and additive-manufactured thermosets. Positions students to evaluate and adopt next-generation material systems.