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Elements and Performance Criteria

  1. Plan own work requirements.
  2. Set up equipment, mould and materials to procedures.
  3. Hand operate chopper gun/depositor.
  4. Anticipate and solve problems.

Required Skills

This describes the essential skills and knowledge and their level required for this unit

Application of knowledge of the materials equipment and process sufficient to recognise material and equipment conditions which may lead to out of specification production

Knowledge of organization procedures quality requirements at each stage of production and relevant regulatory requirements along with the ability to implement them within appropriate time constraints and work standards

Application of the knowledge of managing risks using the hierarchy of controls applied to the composites process Application of approved hazard control and safety procedures and the use of PPE in relation to handling materials equipment operation and cleanup

Show knowledge as a basis for solving processing and material problems including

operation of resinglass depositor equipment and components

production workflow sequences and materials demand

properties of the materials required to form a composite structure of the required strength and surface finish including the importance of gel coat properties and bonding

requirements for correct spraying of materials to the mould surface

pot life of the resins used

cleanout procedures

impact effects of variations in raw materials and equipment operation in relation to quality of final product

correct selection and use of equipment materials processes and procedures

polymer properties and their interactions with process conditions

relationships between polymer properties and process conditions

changes to polymer properties to better suit process requirements

product problems related to polymer properties

product problems related to process conditions

adjustments to process conditions to meet polymer and product requirements

Competence also includes the ability to

plan own work including predicting consequences and identifying improvements

identify and describe own role and role of others involved directly in the process

maintain output and product quality using appropriate instruments controls test information and readings

identify factors which may affect product quality or production output and appropriate remedies

identify when the when assistance is required to solve problems

Language literacy and numeracy requirements

This unit requires the ability to read and interpret typical product specifications job sheets procedures material labels and safety information as provided to operators

Writing is required to the level of completing workplace forms

Numeracy is required to the level of determining required weightsvolumes of materials in a resin mix for different circumstances say using a data sheet number of layers of impregnated matrix required to yield the required product laminate thickness and similar activities

Evidence Required

The Evidence Guide provides advice on assessment and must be read in conjunction with the performance criteria required skills and knowledge the range statement and the assessment guidelines for this training package

Overview of assessment

A holistic approach should be taken to the assessment

Assessors must be satisfied that the person can consistently perform the unit as a whole as defined by the Elements Performance Criteria and skills and knowledge

Where the assessee does not currently possess evidence of competency in PMBPRODA Operate resinglass depositor equipment it may be coassessed with this unit

Where the assessee does not currently possess evidence of competency in PMBPROD2980A Operate resin-glass depositor equipment, it may be co-assessed with this unit.

Critical aspects for assessment and evidence required to demonstrate competency in this unit

It is essential that competence is demonstrated in the knowledge and skills defined in this unit These may include the ability to

identify critical material properties and process variable in relation to the process requirements of the end product

make adjustments to the process as required

identify and take appropriate action on problems and potential problems

Consistent performance should be demonstrated For example look to see that

composites production standards are met consistently

all safety procedures are always followed

Assessment method and context

Assessment will occur on choppergun depositor equipment and will be undertaken in a worklike environment

Competence in this unit may be assessed

using an appropriate processing plant

in a situation allowing for the generation of evidence of the ability to recognise anticipate and respond to problems

by using a suitable simulation andor a range of case studiesscenarios

through a combination of these techniques

In all cases it is expected that practical assessment will be combined with targeted questioning to assess the underpinning knowledge and theoretical assessment will be combined with appropriate practicalsimulation or similar assessment Assessors need to be aware of any cultural issues that may affect responses to questions

Assessment processes and techniques must be culturally appropriate and appropriate to the oracy language and literacy capacity of the assessee and the work being performed

Specific resources for assessment

This section should be read in conjunction with the Range Statement for this unit of competency Resources required include suitable access to an operating plant or equipment that allows for appropriate and realistic simulation A bank of case studiesscenarios and questions will also be required to the extent that they form part of the assessment method Questioning may take place either in the workplace or in an adjacent quiet facility such as an office or lunchroom No other special resources are required

Access must be provided to appropriate learning andor assessment support when required Where applicable physical resources should include equipment modified for people with disabilities


Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Add any essential operating conditions that may be present with training and assessment depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts.

Where reference is made to industry codes of practice and/or Australian/international standards, the latest version must be used.

Context

This competency unit includes the use of equipment and materials to form composite products using a chopper gun/depositor. It includes the operation of all relevant additional equipment where that equipment is integral to the process.

Procedures

All operations are performed in accordance with procedures.

Procedures include all relevant workplace procedures, work instructions, temporary instructions and relevant industry and government codes and standards.

Tools and equipment

This competency includes use of equipment and tools such as:

open moulds for composite products

hand tools for mixing and application

knives and cutters to trim fibres

chopper gun/depositor, pots, pumps and controls

relevant personal protective equipment.

Hazards

Typical hazards include:

spills dusts/vapours

slip and fall

temperature

hazardous substances

manual handling hazards

knife hazards.

moving equipment

manual handling hazards.

Problems

'Anticipate and solve problems' means resolve a wide range of routine and non-routine problems, using product and process knowledge to develop solutions to problems which do not have a known solution / a solution recorded in the procedures.

Typical routine faults such as:

dry and/or wet laminate

runs, sags, excessive build-up at edges of mould

poor surface finish

release damage

cracks, dents or imperfections of the mould.

Non-routine faults, which may have multiple causes include:

release problems

distortion of product after demoulding

warping and cracking after demoulding.

Typical process and product problems may include:

variations in materials, colour, consistency or mix

variations in temperature, pressures and resin-to-fibre ratios

contamination of materials

incorrect quantity of materials

contaminated materials/additives

equipment faults

mould damage

wrong raw materials/additives

incorrect quantity of materials/additives

machine failure.

Variables

Key variables to be monitored include:

temperatures and humidity of environment

resin to fibre ratios

surface finish/appearance

product integrity and general conformance to specification and quality sample.