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Elements and Performance Criteria

  1. Determine job requirements
  2. Set up and load spun bond web forming machine
  3. Operate and monitor spun bond web forming machine
  4. Check web quality and complete operations

Range Statement

This field allows for different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.

Workplace procedures include one or more of the following:

requirements prescribed by legislation, awards, agreements and conditions of employment

SOPs

work instructions

oral, written and visual communication

quality practices, including responsibility for maintenance of own work quality and contribution to quality improvement of team or section output

housekeeping

tasks related to environmental protection, waste disposal, pollution control and recycling

WHS practices

Australian Standards include:

the relevant industry or Australian Standards that are current at the time this unit is being undertaken

Filaments include one or more of the following:

continuous threads

size - 1.1-8.0 dtex (diameter)

different types, including polyester and polypropylene

Spun bond web forming machines include one or more of the following:

extrusion and spinning

attenuating

orientation

lay down

web carrying

web bonding machine

Spun bond web process includes the following:

the melt spinning of polymers to produce continuous filaments (threads) of polymer

threads are laid to form a web

web is then bonded and finished

WHS practices

WHS practices must include hazard identification and control, risk assessment and implementation of risk reduction measures specific to the tasks described by this unit, and include one or more of the following:

manual handling techniques

SOPs

PPE

safe materials handling

taking of rest breaks

ergonomic arrangement of workplaces

following marked walkways

safe storage of equipment

housekeeping

reporting accidents and incidents

other WHS practices relevant to the job and enterprise

Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy the requirements of the elements and performance criteria, and include:

reading and following work instructions, standard operating procedures and safe work practices and other reference material

applying relevant standards

checking machine safety equipment and reporting any faults

preparing materials for web forming

loading and unloading materials

starting and stopping spun bond web forming machines according to specifications on at least two (2) occasions

monitoring machine operations, including machine production readings, on at least two (2) occasions

recognising, rectifying and reporting machine faults or problems, as required

maintaining clean machines and work environment, as required

undertaking quality checks and recognising and responding to faulty product

applying workplace procedures

maintaining accurate records.

Knowledge Evidence

Evidence must be provided that demonstrates knowledge of:

safe work practices and procedures and use of personal protective equipment (PPE)

relevant Australian Standards

operational variables, including:

polymer throughput

air throughput

spinneret configuration (hole size and distance to collector)

spinning, drawing and deposition options and techniques

bonding techniques and options

filament types, including:

polyester

polypropylene

filament characteristics, including:

spinnability

filament structure

filament crimp

measuring units, including decitex and denier

work health and safety (WHS) practices, including hazard identification and control measures

quality practices

workplace procedures

recording and reporting practices.