Extrusion Moulding Intermediate Training Courses
Designed with new starters in mindIntermediate Extrusion Moulding Course
The Sierra 57 Consult Extrusion Moulding Training Course consists of 22 modules overall, with an additional 8 specialty modules that address specific weaknesses that your workforce may have.
For Intermediates in Extrusion Moulding, we suggest that candidates take the following 5 modules, with extra 2 practical courses, & 3 extra specialty modules. These modules cover the following:
For Intermediate:
Module EX-03 The importance of process monitoring
Module EX-08 Machine control
Module EX-09 Introduction to troubleshooting the extrusion process
Module EX-13 Formulas used in Extrusion
Module EX-22 An Introduction to Polymer Materials and Processing
Intermediate Extrusion Practical:
Module EX-J Safe Purging for Extrusion Machines & Component Care
Module EX-6B Extruder Line safe start up and shut down procedure
Specialty Modules
Module EX-E An Introduction Overall Equipment Efficiency (OEE)
Module EX-21 Introduction to SMED
Module EX-11 Engineers Extrusion Principles Appreciation

EX-PD3: Intermediate Extrusion Theory Courses – Detailed Modules
EX-3 The importance of process monitoring
Duration: 1/2 days
Aims – to reinforce the importance of process monitoring with respect to:
- selection and set up of Process Monitoring
- consequences of no process monitoring.
Outcome – improved efficiency, reduced maintenance, developed process control (reduced variations), improved extrudate quality, increased process understanding by management team, improved communication by management to process team.
EX-8 Machine control
Duration: 1/2 day
Aims – to introduce the aspects of how the following criteria can impact on machine control efficiency
- Know the basic control parameters on an extrusion machine.
- Understand how barrel temperature changes effects the extrusion process.
- Understand how screw adjustment effects the extrusion process.
- Have a basic understanding of how motor load is interpreted in relation to the extrusion process.
Outcome – improve the teams understanding of machine control to reduce downtime and increase shop efficiency.
Ex-9 Introduction to troubleshooting the extrusion process
Duration: 1 day
Aims – To gain an understanding of the 3 stage screw.
- Mechanical Problems.
- Sensor Problems – Thermocouples & Transducers.
- Process Controllers
- Contamination in finished product
- Extrusion Surging
Outcome – reduce scrap, improve quality, improve the ability of the team to undertake root cause analysis.
EX-13 Formulas used in Extrusion
Duration: 1 day
Aims – To give the trainee a basic understanding of mathematical principals used in the extrusion process.
- Addition, Subtraction, Multiplication and Division
- Rounding Numbers and Significant Figures
- Formulas, Equations and Order of Operations
- Common unit conversions in the extrusion process
- Calculation of Area
- Calculation of Volume & Flow
- Calculation of Weight, Mass and Force
- Understanding Percentages
- Understanding ratios
- L:D Ratio
- Compression Ratio
- Shear Rate
- Pump Ratio
- Flow Equations.
Outcome – Attendees will be more prepared to calculate data, enabling them to match extruder requirements with appropriate machines.
EX-22 An Introduction to Polymer Materials and Processing
Duration: 1 day
Aims – To provide an understanding of the plastic materials development, manufacture and end use.
- A brief history of polymers
- How Are Plastics and Polymers Defined?
- A brief Introduction to Polymer Chemistry
- An Introduction to Polyolefins
- An Introduction to ABS and Polystyrene
- An Introduction to Engineering Polymers
- Engineering Plastics in Healthcare
- An Introduction to Speciality Polymers
- An Introduction to High Temperature Polymers
- Data Sheet Interpretation
Outcome – improve the understanding of material rheology, improve production process, achieve process stability
EX-PD4: Intermediate Extrusion Practical – Detailed Modules…
EX-6B Extruder Line safe start up and shut down procedure
Duration: 2 day
Aims – to provide an understanding of safe start up and shut down methodology.
- Identify and Check Ancillary Equipment.
- Identify Machine Controls and Check Barrel Temperatures.
- Identify and Check Plastics Material.
- Identify and Check Die Head and Tooling.
- Identify Necessary Hand Tools and PPE.
- Recognise Correct Safety Protocols.
- Perform Safe Start-up Procedure
- Perform Safe Shut-down Procedure
- Individual practical Extrusion Line assessment
Outcome – improved understanding of safe start up and shut down of Extrusion process and end practical test
EX-J INFO NEEDED
Duration: 2 day
Aims – to provide an understanding of safe start up and shut down methodology.
- Identify and Check Ancillary Equipment.
- Identify Machine Controls and Check Barrel Temperatures.
- Identify and Check Plastics Material.
- Identify and Check Die Head and Tooling.
- Identify Necessary Hand Tools and PPE.
- Recognise Correct Safety Protocols.
- Perform Safe Start-up Procedure
- Perform Safe Shut-down Procedure
- Individual practical Extrusion Line assessment
Outcome – improved understanding of safe start up and shut down of Extrusion process and end practical test
Specialty Modules for Intermediate Extrusion Moulding Training
EX-11 Engineers Extrusion Principles Appreciation
Duration: 1 day
Aims – To provide engineers with an appreciation of the principles of Extrusion:
- Understand the Operation of the extruder.
- Understand the Various Components of the Extrusion machine.
- Basic’s of Screw Design.
- Shear and Direct heat Transfer and Effect on Plasticising.
Outcome – to educate attendees on the basic extrusion principles
EX-21 Introduction to SMED
Duration: 1 day
Aims – to provide the methodology to improve tool/process changeover times
- What is SMED?
- SMED benefits
- Basics of SMED
- SMED example
- Record a tool change from the start of run to end of run
- Accelerate progress
- What you should do next…
Outcome – After the course the participant can understand the function the function of the SMED process and its place in an injection moulding environment to improve efficiency.
Module EX-F – An Introduction to Material Handling
Duration: 1 Day
Target audience – Material handlers, setters, technicians, and team leaders.
Prerequisites – None
Aims – To increase the knowledge of material handlers with respect to materials and the correct way to handle them and the risks to be avoided.
- What are Plastics, and where do they come from.
- Uses of Plastics and the Diversity of the Plastics Industry.
- Classification of Plastics Materials.
- Basic Understanding Material data sheets.
- Types and uses of additives.
- Drying and Handling requirements.
- Risks and H&S requirements
Outputs – Increased knowledge leading to the safe handling of materials for drying a recycling.
Sierra 57 Consult Training Courses are award winning, industry recognised & training body approved. All our plastics training courses are approved by the IOM3. Further, Sierra 57 won 'Best Training & Development' at the Plastic Industry Awards 2022, as well as 'Best Business Initiative' in the 2023 PIA's We are members of the British Plastics Federation (BPF) & Polymer Machinery Manufacturers and Distributors Association (PMMDA)
Education is a powerful way to transform lives & your business.
There is a shortage of good, skilled Engineers in the UK.
Upskilling your workforce will foster loyalty & empower them to be their very best.
Further, upskilling is approximately a third of the cost of recruiting.