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Elements and Performance Criteria

1. Prepare for mixing
   • Review work order and where required check with appropriate personnel.
   • Select appropriate personal protective and check for operational effectiveness.
   • Obtain type and quantity of glue or resin to be mixed from storage location.
   • Select mixing process and plan in line with work order.
   • Use equipment in line with organisational safety procedures, manufacturer’s instructions and environmental protection practices.
   • Measure and mix glue or resin ingredients and additives to ensure minimum wastage.
   • Transfer mix to appropriate storage location or production equipment through transfer lines without contaminating.
   • Monitor rate that glue or resins and additives are being added and where required adjust pumps.
   • Test mix samples regularly in line with manufacturer’s instructions.
2. Maintain and clean equipment
   • Follow organisational safety procedures throughout all maintenance and cleaning processes.
   • Clean mixing, storage and transfer equipment.
   • Turn off pumps and flush equipment in line with manufacturer’s recommendations.
   • Dispose of excess glue or resin and additives in line environmental protection practices and store equipment.
   • Record and report production outcomes and equipment faults to appropriate personnel.

Range Statement

Not Applicable

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Performance Evidence

A person demonstrating competency in this unit must satisfy all of the elements, performance criteria and foundation skills of this unit. If a specific volume or frequency is not stated below, then evidence must be provided that the following requirements have been performed on at least one occasion:

prepare glues and resins in line with individual work orders for each mix, prescribing different quantities for each job; types of glues and resins include:

synthetic or animal based adhesives

rubber based adhesives

poly vinyl acetate

epoxy resins

formaldehydes

for the above jobs, take samples and test mix for:

mix quantities

setting speed

how weather conditions may be affecting the process.

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Knowledge Evidence

A person competent in this unit must be able to demonstrate knowledge of:

environmental protection practices for preparing resins and additives:

reducing water and energy use

cleaning plant, tools and equipment

disposing of hazardous substances

storage layout and categories for:

raw materials

finished mixes

typical flow of material supply in and out of the mixing area

typical work flow processes for mixing glue, resins and additives

properties, at a basic level of understanding, of glue and resin types and their uses:

synthetic or animal based adhesives

rubber based adhesives

poly vinyl acetate

epoxy resins

formaldehydes

properties, at a basic level of understanding, of additive types and their uses

effects of weather conditions on bonding times

methods used to:

mix glues, resins and additives

test samples of mix

safely store glues, resins and additives

purpose, features, operation and basic non-specialist maintenance of mixing systems used to mix glue, resin and additives:

mixers with manually controlled feed

mixers with pre-programmed mix quantities

organisational procedures specific to mixing glue, resin and additives:

workplace health and safety with particular emphasis on equipment lock out, use of personal protective equipment and handling hazardous substances

communication reporting lines

recording and reporting production outcomes and equipment faults.

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