Fibres and fabrics - OCRStock forms

Textiles are made from fibres, classified as either natural or manufactured. Fibres are twisted into yarns before being made into woven, knitted or bonded fabrics.

Part ofDesign and TechnologyIn-depth technical principles

Stock forms

All designers need to know the that fabrics and fastenings are available in. If stock sizes are known, designs can be manufactured more economically to reduce waste.

Stock forms

Textiles are sold as different , depending on the standard sizes and thicknesses:

  • rolls and bolts - fabric is sold by the metre in the roll (circular) or bolt (flat roll) and standard sizes are 90 cm, 137 cm and 154 cm
  • denier - the that measures fineness, used to describe the thickness of tights, where 30 denier is thin and 100 is thick, increasing commonly in increments of 10
  • ply - yarn (wool) is sold in coils, reels or balls, and ply is the number of threads spun together to create a yarn
A shelving unit in a fabric shop featuring various rolls of fabric on the shelves.

Fastenings

  • buttons - available in a range of sizes, colours and materials, such as plastic, wood and metal
  • poppers - two-piece fastening made from plastic or metal, also known by the name of press studs or snap fasteners
  • zips - fabric sides with plastic or metal teeth, sold in a variety of lengths with open (for coats) or closed (for trousers) ends
  • eyelets - usually made of metal and used as a strengthening edge to small holes like lace holes in shoes
  • buckles - an adjustable fastening made of plastic or metal for straps
  • hook and eye - a two-piece fastening usually made of metal for either side of a join, such as at the top of a zip
  • Velcro - hook and loop fastening that is usually made from nylon and can be repeatedly ripped open and closed
Image gallerySkip image gallerySlide1 of 3, A pile of small, metal snap fasteners against a white background., Poppers, also known as press studs or snap fasteners