1.02 Knits and Other Fabric Constructions Apparel Development II Ms. Jessica Edwards

Knitting is done by pulling loops of yarn through other loops of yarn to create interlocked rows.

Method of Knitting Weft, or filling knits are made with only one yarn. 1. Weft Knit Weft, or filling knits are made with only one yarn. Done by hand or machine Most have two-way stretch, lengthwise and crosswise Can get lengthwise “runs” from broken threads because of single yarn construction Method of Knitting

Plain – most common, sometimes called jersey, front and back are different; used for hosiery, t-shirts, sports shirts, dresses, and sweaters Purl – same on both sides, stretch lengthwise and crosswise; used for sweaters Types of Weft Knits

Types of Weft Knits cont. Rib – have vertical ribs or columns of stitches that alternate on the front and back; used as neck, wrist, and bottom bands on sweaters and jackets Double – made with two yarns and two sets of needles, heavier, firmer, and sturdier than other knits, will not run or ravel; can be used for a variety of garments Types of Weft Knits cont.

2. Warp Knit Warp knits are made with several yarns on flat knitting machines. Yarns interlock Each loop is made up of two yarns Usually run-resistant Method of Knitting

Tricot – have very fine vertical wales on the right side and crosswise courses on the back; used for lingerie, underwear, shirts, and dresses Raschel – may have an extra yarn stitched in to produce a textured or patterned design; open and lacy knits can be created Types of Warp Knits

Other Fabric Constructions Fibers, yarns, and fabric can be joined together by heat and moisture, adhesives, bonding agents, or stitching. Other Fabric Constructions

Made by interlocking the fibers with heat and moisture or with an adhesive substance Felt is a nonwoven fabric Do not ravel or fray Flexible and have good shape retention May have weak areas and may tear easily Inexpensive to produce Diapers, interfacing, and disposable surgical gowns are end uses Nonwoven Fabrics

Woven or knitted fabrics that have been constructed to stretch more than they normally would. Can be designed to stretch in warp direction, filling direction, or both. Two-way stretch fabrics are suitable for swimsuits, exercise wear, and active sportswear. Stretch Fabrics

Bonded and Laminated Fabrics Can be bonded to another fabric, vinyl, clear films, or rubberized coatings Simulated leather has vinyl bonded to a woven or knitted base. Rubberized coatings can be added for water repellency. Bonded and Laminated Fabrics

Made by twisting or looping threads or yarns together on special machines Laces and Nets

Consists of two layers of fabric with batting between them Quilted Fabrics