This worksheet is for WJEC Textiles (D&T)
(a) Natural, synthetic, blended and mixed fibres
The categorisation and working properties of fibres and textiles.
The raw materials of textiles are classified according to their source.
Natural polymers
Animal polymers: wool/fleece – mohair, cashmere, angora, alpaca, camel (hair), llama.
Insect polymers: silk.
Plant polymers: cotton, linen, hemp, jute, bamboo, soya.
Manufactured polymers
Synthetic: acrylic, polyester, polypropylene, nylon (polyamide), elastane, Lycra, aramid fibres.
Regenerated: viscose, rayon, acetate, lyocell (Tencel®)
Microfibres – to include Tactel®, (Modal®).
Fibre blends
Mixed fibres
The properties of textiles fibres including, strength, elasticity, absorbency, durability, insulation, flammability, water-repellence, anti-static and resistance to acid, bleach and sunlight.
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