SAQA All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.
SOUTH AFRICAN QUALIFICATIONS AUTHORITY 
REGISTERED UNIT STANDARD: 

Mass produce jewellery using lost wax casting techniques 
SAQA US ID UNIT STANDARD TITLE
243004  Mass produce jewellery using lost wax casting techniques 
ORIGINATOR
SGB Mining and Minerals 
PRIMARY OR DELEGATED QUALITY ASSURANCE FUNCTIONARY
-  
FIELD SUBFIELD
Field 06 - Manufacturing, Engineering and Technology Fabrication and Extraction 
ABET BAND UNIT STANDARD TYPE PRE-2009 NQF LEVEL NQF LEVEL CREDITS
Undefined  Regular  Level 4  NQF Level 04  20 
REGISTRATION STATUS REGISTRATION START DATE REGISTRATION END DATE SAQA DECISION NUMBER
Reregistered  2015-07-01  2018-06-30  SAQA 10105/14 
LAST DATE FOR ENROLMENT LAST DATE FOR ACHIEVEMENT
2019-06-30   2022-06-30  

In all of the tables in this document, both the pre-2009 NQF Level and the NQF Level is shown. In the text (purpose statements, qualification rules, etc), any references to NQF Levels are to the pre-2009 levels unless specifically stated otherwise.  

This unit standard does not replace any other unit standard and is not replaced by any other unit standard. 

PURPOSE OF THE UNIT STANDARD 
This unit standard is for persons required to mass-produce jewellery using the lost wax casting technique.

Lerners credited with this unit standard will be able to:
  • Demonstrate an understanding of the relevant theory and its application during each stage of the lost-wax casting process.
  • Make rubber moulds from models.
  • Produce wax patterns for investment.
  • Invest and cast patterns in metal.
  • Remove and finish metal reproduction.

    The skills, knowledge and understanding demonstrated within this unit standard are essential for social and economic transformation and contribute to the upliftment and economic growth of the mining and minerals sector.

    This unit standard is intended to promote general skills, knowledge and understanding of mass producing jewellery using the lost wax casting techniques in the beneficiation and minerals sector in order to ensure knowledgeable and informed workers. 

  • LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
    The credit calculation is based on the assumption that learners are already competent in terms of the following outcomes or areas of learning when starting to learn towards this unit standard:
  • National Certificate in Jewellery Manufacture in a production environment (L3).
  • Knowledge of different production techniques.
  • Knowledge of different tools and equipment of jewellery manufacturing.
  • Different jewellery casting techniques.
  • Analysing a design. 

  • UNIT STANDARD RANGE 
    N/A 

    Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Demonstrate an understanding of the relevant theory and its application during each stage of the lost-wax casting process. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Demonstrate an understanding of mould making and it's applications in relation to specific job specifications. 

    ASSESSMENT CRITERION 2 
    Demonstrate an understanding of waxes used in production and it's applications in relation to specific job specifications. 

    ASSESSMENT CRITERION 3 
    Demonstrate an understanding of investment, investing and casting and it's applications in relation to specific job specifications. 

    ASSESSMENT CRITERION 4 
    Demonstrate an understanding of metal freezing and contraction, thermal shock, metallurgy and finishing and it's applications in relation to specific job specifications. 

    SPECIFIC OUTCOME 2 
    Make rubber moulds from models. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Tools, materials and equipment are selected in accordance with the task requirements and ready for use prior to commencement. 

    ASSESSMENT CRITERION 2 
    The correct moulding technique is chosen and executed according to job specification. 

    ASSESSMENT CRITERION 3 
    The mould is opened to ensure effective wax injection. 

    ASSESSMENT CRITERION 4 
    The consequences of poor workmanship, housekeeping and safety practices are described in terms of the potential impact on safety, productivity and quality. 

    SPECIFIC OUTCOME 3 
    Produce wax patterns for investment. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Wax, materials and equipment are selected in accordance with the task requirements and ready for use prior to commencement. 

    ASSESSMENT CRITERION 2 
    The wax is injected or poured according to job specifications and to ensure that wastage is minimised. 

    ASSESSMENT CRITERION 3 
    The wax patterns are removed successfully from the mould. 

    ASSESSMENT CRITERION 4 
    The wax patterns are free of defects. 

    ASSESSMENT CRITERION 5 
    The wax patterns are secured and gated in a way that ensures a successful cast, and is ready for investment. 

    ASSESSMENT CRITERION 6 
    The consequences of poor workmanship, housekeeping and safety practices are described in terms of the potential impact on safety, productivity and quality. 

    SPECIFIC OUTCOME 4 
    Invest and cast patterns in metal. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Tools, materials and equipment are selected in accordance with the task requirements and ready for use prior to commencement. 

    ASSESSMENT CRITERION 2 
    Investment and burnout procedures are followed according to product specifications. 

    ASSESSMENT CRITERION 3 
    The correct amount of alloy is melted to the required temperature and cast to fill the mould cavity. 

    ASSESSMENT CRITERION 4 
    The casting is analysed for defects and corrective actions taken. 

    ASSESSMENT CRITERION 5 
    The consequences of poor workmanship, housekeeping and safety practices are described in terms of the potential impact on safety, productivity and quality. 

    SPECIFIC OUTCOME 5 
    Remove and finish metal reproduction. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Tools, materials and equipment are selected in accordance with the task requirements and ready for use prior to commencement. 

    ASSESSMENT CRITERION 2 
    The reproductions are removed from the investment and finished according to product specifications. 

    ASSESSMENT CRITERION 3 
    The reproductions are compared and logged against the original. Unacceptable differences are explained in terms of likely causes, corrective actions and preventative measures. 

    ASSESSMENT CRITERION 4 
    The reproductions are finished according to job specifications. 

    ASSESSMENT CRITERION 5 
    The consequences of poor workmanship, housekeeping and safety practices are described in terms of the potential impact on safety, productivity and quality. 


    UNIT STANDARD ACCREDITATION AND MODERATION OPTIONS 
  • Anyone assessing a learner or moderating the assessment of a learner against this unit standard must be registered as an assessor with the relevant Education, Training, Quality, Assurance (ETQA) Body, or with an ETQA that has a Memorandum of Understanding with the relevant ETQA.
  • Any institution offering learning that will enable the achievement of this unit standard must be accredited as a provider with the relevant Education, Training, Quality, Assurance (ETQA) Body, or with an ETQA that has a Memorandum of Understanding with the relevant ETQA.
  • Assessment and. moderation of assessment will be overseen by the relevant Education, Training, Quality, Assurance (ETQA) Body, or with an ETQA that has a Memorandum of Understanding with the relevant ETQA, according to the ETQA's policies and. guidelines for assessment and. moderation.
  • Moderation must include both internal and. external moderation of assessments, unless ETQA policies specify otherwise.
  • Anyone wishing to be assessed against this unit standard may apply to be assessed by any assessment agency, assessor or provider institution that is accredited by the relevant ETQA. 

  • UNIT STANDARD ESSENTIAL EMBEDDED KNOWLEDGE 
    The following embedded knowledge is addressed in an integrated way in the unit standard.
  • Occupational Health and Safety knowledge.
  • Report writing.
  • Legal and site-specific requirements. 

  • UNIT STANDARD DEVELOPMENTAL OUTCOME 
    N/A 

    UNIT STANDARD LINKAGES 
    N/A 


    Critical Cross-field Outcomes (CCFO): 

    UNIT STANDARD CCFO WORKING 
    Work effectively with others as members of a team, group, organisation or community.

    Note: The ability and willingness of the learner to work effectively with other role players in the jewellery manufacturing industry, particularly the interaction between designers, manufacturers and. setters. 

    UNIT STANDARD CCFO ORGANISING 
    Organise and manage themselves and their activities responsibly and effectively.

    Note: The ability of the learner to plan edequately, use the appropriate tools and. techniques and. to keep the workplace weel organised. 

    UNIT STANDARD CCFO DEMONSTRATING 
    Demonstrate an understanding of the world as a set of related systems by recognising that problem-solving contexts do not exist in isolation.

    Note: The ability of the learner to understand and. deal with the interaction between various role players and. processes in the jewellery manufacturing industry. 

    UNIT STANDARD ASSESSOR CRITERIA 
    N/A 

    REREGISTRATION HISTORY 
    As per the SAQA Board decision/s at that time, this unit standard was Reregistered in 2012; 2015. 

    UNIT STANDARD NOTES 
    Terminology:

    Specified requirements:
  • Specified requirements include legal and workplace specific requirements and are contained in one or more of the following documents:

    > Legal:

    > Relevant Acts: Regulations.
    > Mandatory Codes of Practice.
    > SABS and other Standards.

    > Site-specific:

    > Hazard Identification and Risk Assessments (HIRA).
    > Occupational Health and Safety Risk Management Programme.
    > Voluntary Codes of Practice.
    > Managerial Instructions.
    > List of Recorded OH&S Risks.
    > Working Guides.
    > User manuals supplied by equipment manufacturer.
    > The Bargaining Council for the Jewellery and Precious Metals Industry Main agreement.
    > The employer's work specifications, tariff agreements and policies and Procedures.
    > Regulations as per directives from the Gold and Diamond Branch of the South African Police.
    > The Occupational Health and Safety Act, No 29 of 1996.
    > ISO 9000/1, SABS and other accredited standards and quality assurance measures.
    > A glossary of terms regarding the terminology of the Jewellery Industry. 

  • QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Elective  57876   Further Education and Training Certificate: Jewellery Manufacturing Operations  Level 4  NQF Level 04  Reregistered  2018-06-30  MQA 
    Elective  58274   Further Education and Training Certificate: Jewellery Setting Processes  Level 4  NQF Level 04  Reregistered  2018-06-30  MQA 


    PROVIDERS CURRENTLY ACCREDITED TO OFFER THIS UNIT STANDARD: 
    This information shows the current accreditations (i.e. those not past their accreditation end dates), and is the most complete record available to SAQA as of today. Some Primary or Delegated Quality Assurance Functionaries have a lag in their recording systems for provider accreditation, in turn leading to a lag in notifying SAQA of all the providers that they have accredited to offer qualifications and unit standards, as well as any extensions to accreditation end dates. The relevant Primary or Delegated Quality Assurance Functionary should be notified if a record appears to be missing from here.
     
    1. Akapo Jewels 
    2. IMFUNDISO SKILLS DEVELOPMENT (PTY) LTD 
    3. INTSIKA SKILLS BENEFICIATION PROJECTS 
    4. National Institute For The Deaf 
    5. Pneuma And Ivanisevich Manufactures And Selle 
    6. ZUREL PRIVATE COLLEGE 



    All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.