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Polybridge Training Ltd



Contact: David Jeavons

42 Linley View Drive
Bridgnorth
Bridgnorth, Shropshire WV16 4RT
UK

Phone: +44 1746 761 875
Fax: +44 1746 761 875

Website

E-mail

Welcome To Polybridge Training Ltd.
Polybridge Training Ltd is a small independent company providing a variety of services to the Injection Moulding Industry.

Our Key areas of expertise are Training and Technical Support, we also assist companies in their recruitment of technical staff by providing an assessment of the candidates knowledge of the moulding process.

Polybridge Training is proud to number among it's clients some of the largest and most well known companies in the Industry.

However, our work with smaller companies (some only employing 3 or 4 staff ) still commands the same commitment.

We can deliver a tailored training programme for your company by

• Assessment of customers needs.
• Agreement of Objectives & measurement criteria.
• Delivery of service.
• Evaluation of effectiveness.

Technical support, is also available and some of the key areas are

• Process Optimisation.
• Process Validation.
• Design of Experiments. Using ASI Taguchi™ methods
• Trouble-shooting.

( Taguchi is the trade- mark of ASI Quality systems www.asiqs.co.uk )

Company Profile.
David Jeavons, proprietor of Polybridge Training Ltd, has spent his whole working life in the Injection Moulding Industry.

Upon leaving Engineering college in 1969 he served a 4yr indentured apprenticeship with GKN Sankey Ltd.

Leaving thereafter to pursue a career in materials technology and then research with RAPRA.

After a period with 2 well known trade moulders he worked on behalf of The Ford Motor Company.

The late 1980's saw him as part of the PPITB as a technical instructor, moving to become Technical Manager with NETSTAL UK Ltd, eventually leading to the foundation of Polybridge in 1991.

Since the mid 1990's he has been closely involved with ENGEL UK Ltd, providing training and technical support on their behalf.

Formed in 1991 Polybridge Training Ltd has built a reputation for customer specific, bespoke training worldwide.

Polybridge Training's clients include some of the largest companies in the industry a few of which are listed below.

Rapra, Engel, Netstal, Visteon, Sony, Hoover, Mikron, IMI, Metalite, Glazpart,
Rexam, FKI, Morgan Materials Technology, Braun, Gillette, Oral-B, Sims-Portex,
Britax, Sumaria Industries (Kenya), AWRE, M.O.D., PERA, Rhone Poulenc, ICI,
EMS-Grilon, Ford, Precision Valve.


Tel +44 (0) 1746 761 875
Training And Technical Support For The Plastics Injection Moulding Industry....
POLYBRIDGE TRAINING LTD
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Our Plastics Injection Moulding Training Courses .
Polybridge Training Ltd offer effective training in Plastic Injection Moulding which can benefit all of the following members of staff.

Target Groups.

• Management and Sales staff.
• Purchasing & Procurement staff.
• Designers.
• Setters & Technicians.
• Operators.

All our courses are tailored to the task and can include :

• Assessment before and after training - Training Needs Analysis.
• Practical training at YOUR site.
• Specific Training for your Materials Machines & Processes.
• Timing to suit your working patterns
• Cost effective 2 or 3 day courses.
• Designed for your skill levels

We carry out on-site training using your processes, your materials and
your products this ensures that the course is tailored to your requirements,
focussing on your companies individual needs and designed to meet current business demands, for the past decade this approach has provided the solution for many companies in a cost effective way, and more importantly increased the efficiency of your key resource - PEOPLE !!

Alternatively we can now offer Off-site courses held at the Engel UK Warwick site, and utilising the latest technology in a modern setting.
Note : subject to a minimum numbers requirement or venue hire supplement.
------------------------------------------------------------------------
Some typical training itineraries follow.


In House programmes.


Modern apprentice.
Day release.

National Trainee.
Enrol NVQ 2

Both registered for City & Guilds.

Introduction to Injection moulding Based on existing courses,
incorporating practical and Interactive methods for;
Processing, Moulds and Machine.

[Level 1 Course] [Level 2 Course] [Level 3 Course] [Bespoke Example]
------------------------------------------------------------------------


Level 1 Course.

Mould installation & preparation.
(Working with Qualified Setter.)
Health & Safety.
Starting & stopping machines.
Systematic tool setting.
Preparation.
Checks prior to tool change.
Lifting & clamping.
Channel identification.
Connections of services, oil, water, air, and core pipes.
Mould care before and after installation.

Assessment.
Supervised and assessed tool installation.

------------------------------------------------------------------------


Level 2 Course.

Systematic set-up of clamping units.

Systematic set-up of Toggle machine.
Netstal machine to be used.
Full explanation of controls & theory required.

Practical setting from "Zeroed" Machine, including; Ejectors, Cores / ancillaries


Systematic set-up of Hydraulic machine.
Arburg or Engel machine to be used.
Full explanation of controls & theory required.

Practical setting from "Zeroed" Machine, including; Ejectors Cores / ancillaries.

Assessment.
Assessed Setting of machines' clamping from zero to operational state.

------------------------------------------------------------------------

Level 3 Course.

Processes of the Injection Unit.

Injection Unit construction & Function.
Basic principles of operation.
Terminology.

Information Needed prior to setting machine.

· Sources of information.
· Melt temperatures,
· Mould temperatures,
· Material types & grade
· Material preparation,
· Estimating shot size.
· Using Material supplier's data.
· Clamping forces
· Barrel capacity & residence time.
· Screw speeds,
· Optimum injection speed.
· Costed cycle time
· Target shot weight.
· Quality criteria
· Q. A. tests & procedure.


Injection profiles; why? when? & How?
Holding pressure profiles.
Switch over methods; use & benefits.
Profiles plasticising & backpressure.
Injection speed & pressure relationship.
Factors affecting injection rate.
Processing "windows" e.g., effect of injection speed
and melt temperatures on final quality.

Determining maximum & minimum values for processing parameters.

Obtaining information and data from the machine / process.

Working with various materials in order to determine individual characteristics of
Flow, Weight, Melt & Mould temperatures.

Reporting experimental results and drawing conclusions from the findings.

Assessment: Practical Supervised set-up of machine, to an acceptable quality
article, within all production & quality criteria.

------------------------------------------------------------------------

Advanced Level Training Course For A High Volume
Producer Of Food Containers.

Course Objectives.


#. To increase the effectiveness of technicians.
#. promote thorough understanding of the Injection Moulding process.
#. enhance skills .
#. improve troubleshooting efficiency.
#. create and maintain an even more efficient team.
#. raise quality and performance levels.
#. exploit the full potential of your manufacturing systems.

This is to be achieved by thorough training and
ongoing assessment at each stage of development.

Training content. ( to include several practical sessions)

# The injection moulding process.

# Processing variables and their effect.

# Plastics materials and their properties.

# Injection moulding machinery; construction and function.

# Screw types; mixing & barrier types, L/D ratios, Compression ratios;
and how these affect output and melting efficiency.

# Systematic set-up techniques.

# Troubleshooting techniques.

# Quality; its importance and implementation, basic S.P.C. & conducting
capability studies (Process Potential Studies).

# Moulds; design , construction care and handling.
The critical importance of cooling media quality, and throughput.

# Calculations to help in everyday situations; screw speeds, shot size,
screw plasticising capacities, cooling time nomograph, approximations
of locking force.

# Awareness of new capabilities of processing machinery.

# Process optimisation.

Injection Moulding Technical Support Services.
An equally important service of Polybridge Training Ltd is it's Technical Support and Consultancy role.

Weekly involvement with real production problems means up to date solutions with a "Real World" approach.

Whether it be optimising machine settings, assisting in new designs, or making sense of why things don't work, we support our customers worldwide, drawing on 30 years of practical involvement in many fields.

This support service has been used by all sections of the Injection Moulding Industry.

* Automotive (interior, exterior & under bonnet).
* Pharmaceutical & Medical.
* Aerospace & Defence.
* Packaging & Thin wall moulding.
* Domestic & White goods.
* Thermoset products & DST.
* Research & Development.
* Electrical & Electronics.
* Machinery & Polymer producers.
* Entertainment & Data Storage.

Training And Technical Support For The Plastics Injection Moulding Industry....

Staff Selection For The Plastics Industry.
Polybridge Training Ltd often assists companies in the recruitment of technical staff.

This is done by assessing the applicants knowledge of the moulding process and quantifying the results.

Technical questionnaires, designed to probe and identify the depth of knowledge possessed by the candidate, are analysed, highlighting strengths, confirming previous claims and helping you to make the right choice.


Injection Moulding Technical Support Services.
An equally important service of Polybridge Training Ltd is it's Technical Support and Consultancy role.

Weekly involvement with real production problems means up to date solutions with a "Real World" approach.

Whether it be optimising machine settings, assisting in new designs, or making sense of why things don't work, we support our customers worldwide, drawing on 30 years of practical involvement in many fields.

This support service has been used by all sections of the Injection Moulding Industry.

* Automotive (interior, exterior & under bonnet).
* Pharmaceutical & Medical.
* Aerospace & Defence.
* Packaging & Thin wall moulding.
* Domestic & White goods.
* Thermoset products & DST.
* Research & Development.
* Electrical & Electronics.
* Machinery & Polymer producers.
* Entertainment & Data Storage.