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Elements and Performance Criteria

  1. Prepare the forming equipment
  2. Operate forming equipment
  3. Control hazards
  4. Rectify routine problems

Required Skills

Required skills

Required skills include

recognising conditions which will lead to out of specification product and taking appropriate action

implementing enterprises procedures and relevant regulatory requirements within time constraints and in a manner relevant to the operation of the casting equipment

reading and numeracy to interpret workplace documents and technical information

Required knowledge

Required knowledge includes

slip casting process

mould purpose and fundamentals

determining correct wall thickness

slip consistency and properties

distinguish between causes of faults such as

mould condition

equipment malfunction

mould removal

slip consistency

product wall thickness

Evidence Required

The Evidence Guide provides advice on assessment and must be read in conjunction with the performance criteria required skills and knowledge range statement and the Assessment Guidelines for the Training Package

Overview of assessment

The unit will be assessed in as holistic a manner as is practical and may be integrated with the assessment of other relevant units of competency

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

Competence must be demonstrated in the ability to recognise situations requiring action and then in implementing appropriate corrective action Consistent performance should be demonstrated In particular look to see that

moulds are clean and ready

slip is applied correctly

excess slip is removed as required

cast is removed cleanly

mould life is preserved

formed product meets requirements

material handling methods and waste levels are consistent to standards

Context of and specific resources for assessment

Assessment will require access to an operating plant over an extended period of time or a suitable method of gathering evidence of operating ability over a range of situations

Assessment will occur over a range of situations which will include disruptions to normal smooth operation

Simulation or case studiesscenarios may be required to allow for timely assessment of parts of this unit of competency Simulation should be based on the actual plant and will include walkthroughs of the relevant competency components A bank of scenarioscase studieswhat ifs and questions will be required to probe the reasoning behind observable actions

Method of assessment

Individual enterprises may choose to add prerequisites and corequisites relevant to their processes

Guidance information for assessment

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


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. Bold italicised wording, if used in the performance criteria, is detailed below. 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) may also be included.

Procedures

All operations are performed in accordance with standard procedures and work instructions

Operation of equipment

This unit includes the operation of equipment used for the casting of clay and ceramic products. It includes the processes:

casting (including medium pressure casting)

punching

palleting

sponging and fettling

use of hand tools

This competency includes the operation of all ancillary equipment and the operation of plant using PLCs where appropriate although the use of control panels is covered by another unit

Product requirements

Product requirements include:

specified thickness is achieved

proper casting time is allowed

excess slip is removed

Removing product from mould

Removing product from mould includes ensuring:

condition of the product is acceptable

mould condition is acceptable for reuse

enterprise procedures are followed

equipment is cleaned and readied for reuse

Typical problems

Typical problems may include:

checking for mould deterioration

slip consistency

product wall thickness

identifying piece faults