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46 Cards in this Set
- Front
- Back
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what's a monofilament?
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Very strong yarns made from single course filament fiber, used for sewing thread
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what's throwing?
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the term used for twisting silk yarns
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what are tape and network yarns used for?
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carpet backing, ropes, fishnets, bags and support fabrics
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what is yarn performance and quality based on?
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size, twist, bulk, evenness, apperance, and performance
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what is the selvage?
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part that runs parallel to length of fabric
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what is off grain?
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the angle doesn't make 90º, more like 120º
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what is skew?
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on an angle
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what is bow?
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_
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what is fabric count?
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number of warp and filling yarns per inch
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what is a balanced weave?
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the warp size and filling size are the same number
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what is an unbalanced weave?
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the warp size and filling size are different
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What would 80x50 equal?
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130, you add even though the x is there
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What's a directional fabric?
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a fabric like velvet that matter which way the grains face, so more fabric is needed
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what are light weight fabrics?
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Under 4oz, such as organdy, and china silk
also tissue gingham, lawn, chambray, challis, batiste |
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what are medium weight fabrics?
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4-6oz such as taffeta, printed cloth, percale, madras cloth, muslin, glazed chintz, ginghams, flannelette
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what are heavy weight fabrics?
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greater than 6oz such as homespun, butcher cloth, flannel, tweed, tropical worsted suiting fabric
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what are ranges for fabric counts?
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low-10x12 or 48x44
medium-64x60 or 80x80 high-over 160 there are usually more warp threads than weft |
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how much energy do air-jet looms require?
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3x the energy of projectile looms
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what is knitting?
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the inter-looping of yarns to make a fabric
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what are traits of knited fabrics?
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more likely to snag, skew, more likely to shrink, good insulation, not likely to wrinkle, the wale can collapse, less expensize
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what are warp knits used for?
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lingre
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what are wales?
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vertical columns
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what are courses?
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crosswise loops/horitzontal rows
the c's |
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what are the 2 types of knits?
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flat and circular
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Can flat knits be single or double?
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yes
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How is yarn for knitting bought?
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by weight, not yardage
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What can circular knits make?
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socks, t-shirts, hoses, undershirts
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what are the 4 types of stitches?
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knit, tuck, float or miss, or purl
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Do double knits have knit stitch on one side?
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no, on both sides
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which way do yarns run in knits?
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yarns run horizontally in filling knits and run vertically in warp knits
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how are loops of same course joined?
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to each other in filling knits, and adjoining course in warp knits
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how do loops connect?
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horizontally in filling knits, and diagonally in warp knits
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how do insertion warp knits work?
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have yarns laid between knitting w/o making part of knitting process. only laid in 1 direction
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What type of stretch do warp and filling knits have?
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filling knits stretch 2 way, warp knits stretch diagonally
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Do warp or filling knits unravel?
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filling knits
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What machine are warp knits made on?
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circular machines, filling can be on either
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what are films made from?
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polymer solutions
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what are some uses of films?
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shoes, shower curtains, upholestry, and plastic bags
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how is foam made?
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by adding air into an elastic like substance
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what is a fabric from fiber?
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tapa cloth used by pacific islanders
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what are non-woven fiberweb structures?
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dry-laid, wet-laid, spun-bonded, spun-lace, melt-blown
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what is a composite fabric?
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a fabric made of both filament and staple yarns.
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what are other uses of fabric production?
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needle punching, chemical adhesives, fiberfil, batting from new fiber, wadding from old fiber, fusible non-wovens, felts, netlike structures
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what is a blend?
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mixing of 2 different fibers into 1 yarn
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what is a mixture?
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2 different types of yarn w/o losing there identity
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What are warp knits made in only?
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yardage
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