Knowledge Center

Bulked Continuous Filament yarns

A metal cylinder with a circular flange on each end on which warp yarn is wound for twisting and weaving

The operation of the loom in weaving, in which the last pick inserted is beat into position by the reed against the preceding picks.

Spun or filament yarns of two yarn types or two of the same modified yarn types.

A yarn component of a narrow fabric that by interlacing, binds the ply’s of the webbing together.

Winding of the finished product onto a roll for packaging.

A small cylindrical or tapered barrel for insetting the filling yarn into a shuttle loom

Center portion of a narrow fabric that is slightly in from each edge and extends across the entire width.

The load or force required to rupture the load bearing yarns in the full width of a webbing in a straight pull.

A broken or non-continuous warp yarn in a narrow fabric.

A horizontal flammability test showing the rate of flame propagation in inches per minute.

A yarn located near to the selvage used to form a braided edge that prevents the weft yarns from falling out.

A warp yarn that has been damaged during processing. It appears as a dull yarn with broken filaments.

Inflammability testing, the length of the damaged are exposed to the flame.

The ability of a dyed narrow fabric to minimize color loss from outside agencies such as sunlight, wet and dry crock fastness, Lanudrometer wash fastness, perspiration, and water.

A lower cost version of a webbing manufactured to a military specification, meeting all physical properties of spec webbing.

The process of allowing a narrow fabric to reach hydroscopic and thermal equilibrium with the surrounding atmosphere. Normally 70 degrees F at 65% Relative humidity for 24 hours prior to testing.

A synthetic yarn comprised of multiple tiny filaments in a continuous length.

The number of bundles of yarns between binder yarns.

A metal framework used to hold multiple packages of yarn so that the yarn can be withdrawn without tangling

The change in length of a yarn between the length of the webbing as compared to the length of a yarn removed from the webbing. Crimp is expressed as a percentage of the webbing length.

A rating of the amount of a dye that transferred by rubbing from a narrow fabric to a white test cloth under dry and wet conditions. A 5.0 rating represents no color transfer, a 1.0 rating represents server color transfer.

A weight per unit length. = Weight in grams of 9,000 meters of yarn. The lower the denier the smaller the yarn.

One section of a reed in the loom that determines the width of the webbing

The mass per unit volume, expressed as grams per cubic centimeter (Specific Gravity)

A full set of boxes at a loom containing loom state webbing.

Two-ply fabric with each ply weaving a plain weave fabric with binder yarns tying the two ply’s together

The weaving instructions for producing a narrow fabric.

In weaving, the process of threading the warp yarns through the eyes of the heddles and the dents of the reed.

A device where every yarn is threaded through a stop-motion wire. When a yarn breaks the wire drops and the machine stops.

The time during a dyeing or finishing process where the webbing is dyed or cured in a machine.

The process of adding color to webbing. Some dyeing processes are Piece Dyeing, Thermosol Dyeing, Pigment Dyeing and Package Dyeing.

A term referring a series of dye and chemical baths, drying equipment in a continuous dyeing line. Dye ranges include Acid Dyes, Disperse Dyes and Pigment Dyes.

A super strong fiber made from ultra-high molecular weight polyethylene. It offers strength with minimum weight.

A webbing that contains elastic yarns that enable the webbing to elongate.

The stretch of a webbing when loaded with a tensile force. The % elongation is measured at specific load or ultimate breaking strength.

Individual warp yarn.

Chemical removal of a resin or finish on a webbing to determine % solids present.

A yarn with multiple continuous filaments with or without twist.

In a narrow fabric, it is the yarn that travels from selvage to selvage. Each crosswise yarn is called a pick.

An after treatment to a webbing that contains a mixture of substances to add desired properties.

A term used to describe a webbing that burns slowly or is self-extinguishing after removal of the heat source.

An after-treatment finish applied to a webbing to improve its flame resistance.

A webbing defect where a yarn or yarns float on the surface rather than woven in properly.

An unfinished webbing just off the loom.

The tactile qualities of a webbing. This includes softness, firmness, resilience and other qualities perceived by touch. A process of improving dimensional stability by use of moist or dry heat.

Thin flat steel strip with an eye formed in the center through which warp ends pass through on the loom so the ends can be controlled in weaving.

A broken twill weave produced by having the rib run first to the right then to the left for an equal number of yarns.

A term used to describe a material with higher than normal breaking strength.

Raises or lowers the harness, which carries and guides the warp thread. Kevlar- A manufactured para-aramid fiber with high strength, abrasion resistance has low weight and is flame resistant.

Lacking an affinity for or the ability to absorb water.

A webbing where the interstices between the yarns are completely filled with a coating as compared to uncoated material where the interstices are not completely filled.

A weaving system that uses individual hooks that permits the loom to weave intricate designs.

One of the two edges of a webbing that is held together by the filling being knitted together.

A type of rubber. Also a webbing finish to reduce static and improve abrasion resistance.

The degree of resistance of a dyed webbing to the color-destroying influence of sunlight.

A term describing a webbing that is sold in the condition in which it comes off the loom.

A term describing the packaging of webbing in a box neatly folded on itself.

A fabric that has not been dyed or has had chemical additive treatments.

Predyed yarns placed inside or outside a webbing to designate a trait specific to that webbing.

The temperature at which a synthetic yarn becomes a liquid. Typical melting points of yarn. Nylon 6 215 C, Nylon 66 250 C, Polypropylene 150 C, Polyester 250 C, Spectra 150 C, Dyneema 150 C

A weaving defect in which a filling yarn is improperly interlaced resulting in a break in the weave pattern.

Any single filament of a synthetic fiber instead of a group of filaments to form a yarn.

A yarn consisting of many continuous filaments as opposed to a monofilament which is one filament.

NanoSphere® textile finishing technology are water, oil and dirt repellent and highly wash and abrasion resistant.

Any elastic or rigid woven structure 12 inches or less in width.

The details of the structure of a webbing product.

Synthetic rubber that maintains flexibility over a wide temperature range.

A webbing with an irregular or rough surface texture.

Value indicating the acidity or alkalinity of a webbing. A pH of less than 7 is acidic and more than 7 is basic.

One traverse of a filling yarn across the loom.

The number of filling yarns per linear inch of webbing.

Each warp yarn passes successively over and under each filling yarn, alternating each row.

Twisting together two or more single yarns to form a ply yarn or cord.

Partially oriented yarn or undrawn yarn.

Producers twist, small amount of twist, usually 1/2 turn per inch applied by the manufacturer to provide cohesion of filaments.

A comb-like device on a loom that separates the warp yarns, determines the width of the webbing and beats in each pick.

A term descriptive of a webbing that has received a coating of resin to enhance abrasion resistance or for increased stiffness.

The narrow edge of a webbing that runs parallel to the warp.

A path through and perpendicular to the warp in the loom. Some warp yarns stay in the up position and other in the down position.

A boat shaped device that hold a quill that is wound with yarn and is inserted through the shed to insert the filling yarns.

Is the result of broken filaments that have formed a thick bulky place in the yarn causing a defect.

Extra yarns placed between the upper and lower ply of a webbing to increase the breaking strength.

Tensile strength expressed as force per unit linear density (grams force per denier).

A continuous filament yarn that has been crimped or has random loops imparted to created a different surface texture.

A series of yarns extended lengthwise in a loom and fabric.

A filling thread or yarn in weaving that runs the width of a fabric.