Create a summary of the general characteristics of this group. Week 17 Classification of Students to know the Understand physical and Investigation into natural plant and animal fibres, materials: Synthetic classifications of the working characteristics of students need to understand properties and fibres fibres. performance characteristics, as well as following fibres, and recognising longitudal and cross sectional describe their Calculation of quantities of shapes of fibres. performance materials sizes and costs. characteristics: Fibre/fabric samples of four key synthetic Understand how fibre fibres for students to handle. (nylon, Synthetic fibres: production can affect the polyester, elastomeric, acrylic) Comparison fibre formation polyamide (nylon), of the handle and visual characteristics. polyester, acrylic, In groups, create a fibre properties table, elastomeric focusing on five key property areas: strength, absorbency, warmth, comfort and handle, chlorofibres care. Complete the table with the four (polyvinyl), synthetic fibres. fluorofibres (PTFE) Extend the table to explore end-uses for the aramid fibres fibres for fashion and textiles products. (Kevlar, Nomex) production Polymer/Spinneret/extrusion melt spinning. – inorganic fibres Many video clips of fibre production are including glass, available online students could create a – carbon, metallic, flow chart of the fibre making process. ceramic. Highlight key terms. Students must Chlorofibres: polyvinyl chloride (PVC) and demonstrate knowledge fluorofibres (PTFE). and describe the Mainly coated fabrics, creating a ‘plastic’ process of melt effect fabric surface. Students to be aware of spinning when making the process of coating on a woven/knitted synthetic fibres. base, with a petrochemical solution to create
Create a summary of the general characteristics of this group. Week 17 Classification of materials: Synthetic fibres Students to know the classifications of the following fibres, and describe their performance characteristics: Synthetic fibres: polyamide (nylon), polyester, acrylic, elastomeric chlorofibres (polyvinyl), fluorofibres (PTFE) aramid fibres (Kevlar, Nomex) inorganic fibres including glass, carbon, metallic, ceramic. Students must demonstrate knowledge and describe the process of melt spinning when making synthetic fibres. Understand physical and working characteristics of fibres. Calculation of quantities of materials sizes and costs. Understand how fibre production can affect the fibre formation Investigation into natural plant and animal fibres, students need to understand properties and performance characteristics, as well as recognising longitudal and cross sectional shapes of fibres. Fibre/fabric samples of four key synthetic fibres for students to handle. (nylon, polyester, elastomeric, acrylic) Comparison of the handle and visual characteristics. In groups, create a fibre properties table, focusing on five key property areas: strength, absorbency, warmth, comfort and handle, care. Complete the table with the four synthetic fibres. Extend the table to explore end-uses for the fibres for fashion and textiles products. production Polymer/Spinneret/extrusion – melt spinning. Many video clips of fibre production are available online – students could create a flow chart of the fibre making process. Highlight key terms. Chlorofibres: polyvinyl chloride (PVC) and fluorofibres (PTFE). Mainly coated fabrics, creating a ‘plastic’ effect fabric surface. Students to be aware of the process of coating on a woven/knitted base, with a petrochemical solution to create
AQA-7562-SOW.DOCX