Packaging Terms

Please click on a letter to see a list of Packaging Terms that begin with that letter.

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Can Closures

Stock and custom can closures in a variety of sizes.
> Ask about Can Closures

Candle Holders

Glass, leaded glass, and plastic candle holders are available in a variety of styles, including tabletop, aromatherapy, etc.
> Ask about Candle Holders

Canning Supplies

Mason jars and closures.
> Ask about Canning Supplies

Cans, Composite

Cans produced from paper and other material, such as foil, wax, plastic or a glassine paper protective barrier, by wrapping around a mandrel. This is done either spirally (i.e., paper towel roll), or convolutely (i.e., carpet roll).
> Ask about Cans, Composite

Cans, Fiber

Rigid cans made of compressed paper (plant fiber) material. Metal or plastic end caps available.
> Ask about Cans, Fiber

Cans, Metal

Stock and custom styles, including cone top, aerosol, F-style, easy open, open top, brush top, wing-open, tennis ball, paint, utility, seamless, oblong, TT and slip cover. Various shapes, sizes and decoration options are available.
> Ask about Cans, Metal

Cans, Plastic

Stock and custom styles, including cone top, aerosol, F-style, 5 gallon square, paint and utility cans.
> Ask about Cans, Plastic

Cap Seat

The ledge inside the mouth of a bottle, such as a milk bottle, to receive a plug closure.
> Ask about Cap Seat

Capacity

The volume of space inside a container provided for a given amount of product. Note the difference between capacity and overflow capacity.
> Ask about Capacity

Caps

Stock and custom specialty caps made of metal, plastic, rubber, paper, neoprene or silicone intended to slip on to or insert into the end of any object to close packages such as mailing tubes or the rigid plastic tubes for displaying merchandise such as nuts or bolts, or to protect the object itself.
> Ask about Caps

Cap-Seal II

3M's Cap-Seal II 4320 is an all-purpose P/E synthetic foam ì closure liner material. If offers excellent chemical resistance ì and gasketing properties. #4320 is ideal for applications on ì glass and plastic containers with metal or plastic closures. Typical uses include water, bleach, ammonia, 5% acetic acid, ì liquid detergent, shampoo and cough syrup.
> Ask about Cap-Seal II

Carboy

A bottle or similar container made of glass, plastic, metal or clay, having a capacity of 3 to 13 gallons. Where the carboy is used for shipping purposes, it is usually designed to be encased in a rigid protective outer container for shipment, often with the use of cushioning materials prescribd by DOT specifications, particularly when the carboy contains dangerous liquids. Carboys are also used for local shipment of springwater, distilled water and drinking water where no protective container is used or only a simple outer container from which the carboy is removed for dispensing purposes.
> Ask about Carboy

Carts, Metal

Metal carts used in manufacturing and distribution. Options include casters for ease of movement, shelves for visual inventory, and collapsible for returnable packaging.
> Ask about Carts, Metal

Case Sealer

A machine for closing the flaps of a case and sealing them with adhesive, tape, or staples. Case sealers differ in capability of accepting one size or random sizes, and sealing only top flaps, or top and bottom, with or without load.
> Ask about Case Sealer

Casing

A light-gauge (24-gauge or lighter) metal drum for packaging heavy viscous, semi-solid, or solid materials, such as asphalt, tar, wax, etc.
> Ask about Casing

Catalyst

A chemical substance that speeds up or retards a chemical reaction and does not itself take part in the reaction. A catalyst, when added to coating material, will promote cure of coating at lower than normal bake time or temperature, or both.
> Ask about Catalyst

Cavity

In plastic blow molding, the parts of the mold that combine to provide the container body shape.
> Ask about Cavity

CC

Cubic centimeter. A unit for measuring volume, where 1 cc = 0.0338 ounce.
> Ask about CC

CCP

Clay Coated Pulp (CCP). A backing material to which facings are laminated in the ì manufacture of duplex liners. CCP is pulpboard with a white clay ì coating on one side. The clay coating is used to prevent ì discoloration and the absorption of wax. Thickness is per ì specification.
> Ask about CCP

CE-50

Solid extrusion blend of polyethylene and polyisobutylene.
> Ask about CE-50

Cellophane Tape Test

A quick but not precise method for examining the adherence of printing on plastic films. A piece of cellophane adhesive tape, or other pressure-sensitive tape, is adhered to a section of printing and then pulled off in one motion to see whether or not the ink will come off with it. The speed of the pulling is important.
> Ask about Cellophane Tape Test

Cellulose Band

A band made of hydrated cellulose film that is extruded in continuous tubing form. The cellulose tubing is then processed and printed in this form and cut into individual bands of predetermined lengths. When the Celon is applied to the finish of the container, it is allowed to air dry. During this air-drying period, it shrinks to form a skin-type film over the neck finish of the container.
> Ask about Cellulose Band

Ceramic Labeling

A process of labeling glass containers with a label composed of colored glass that is fused to the container.
> Ask about Ceramic Labeling

Cert. of Compliance

Certificate of Compliance. A document signed by an authorized party affirming that the supplier of a product or service has met the requirements of the relevant specifications, contract or regulation.
> Ask about Cert. of Compliance

C-Flute

A piece of corrugation with a height of 9/64 inch excluding the facing, generally spaced about 39 to 45 flutes per foot.
> Ask about C-Flute

Checked Bottom

A bottom defect. A small check that occurs on the rounded portion of the bottom near the contact surface.
> Ask about Checked Bottom

Checked Finish

A finish defect. A finish which has a light, bright check in the threads or in the middle of the finish.
> Ask about Checked Finish

Checks Under Finish

A finish defect. Horizontal checks which occur on or near the parting line between the neck and the finish.
> Ask about Checks Under Finish

Chemical Resistance

Ability of a material to retain utility and appearance following contact with chemical agents. Chemical resistance properties include stain resistance, swelling resistance, moisture resistance, corrosion resistance, etc.
> Ask about Chemical Resistance

Child Resistant Cap

Also CRC. A closure that requires dissimilar motions which make removal by a child difficult and is compliant with the Code of Federal Regulations Title 16, Part 1700.
> Ask about Child Resistant Cap

Chipboard

A low quality non-test paperboard made of waste paper for use where specified strength or quality is not necessary. May be bending or non-bending, used for corrugated pads or as dividers, or as filler in thicker paperboards. Also used in the manufacture of spiralwound cans.
> Ask about Chipboard

Chipped Finish

A finish defect. A finish from which a small section is broken on the top or side.
> Ask about Chipped Finish

Choked Neck

A narrowed or constricted opening in the neck of a container.
> Ask about Choked Neck

Chuck

A clamping device designed to tighten screw caps.
> Ask about Chuck

Clean Room

Assembly and packing services in clean room facilities using anti-contamination procedures.
> Ask about Clean Room

Cleaning Services

Container cleaning services utilizing various cleaning methods including ultrasonic solvent cleaners.
> Ask about Cleaning Services

Cleaning Systems

Automatic cleaning and drying systems for sanitizing plastic and glass bottles, a cleansing aid for orthodontic braces, toilet bowl chemical dispensers, and drain and odor control systems.
> Ask about Cleaning Systems

Closure Plugs/Fitments

Any of various styles of plastic and metal closure plugs and fitments intended to reduce the size of a bottle neck finish for a more controlled dispensing of product. Plugs and fitments are available for a wide variety of end uses.
> Ask about Closure Plugs/Fitments

Closures

Stock and custom closures, including plastic, glass, rubber, metal, dispensing (hinged top, snip top, disc top, thread, snap-on, push/pull), conventional (ribbed, fluted, smooth), specialty (bleach, brush well, jigger, button seal, aerosol, perforated), linerless, lined, applicator, decorative, child resistant, tamper evident, heat seal, crimp-on, and a Counter Cap closure.
> Ask about Closures

Closures w/Europa Threads

Closures with a specific thread configuration standard called Europa. Various Europa thread sizes are available.
> Ask about Closures w/Europa Threads

Closures, Aluminum

Anodized and solid aluminum decorative closures.
> Ask about Closures, Aluminum

Closures, Applicator

Styles include straight brush, bent brush, dauber, wick, glass rod, nail polish and cosmetic applicator closures.
> Ask about Closures, Applicator

Coatings

Liquid, wood and powder coatings for metal and wood materials. Liquid coatings offered include water-based, high solids air dry, 2-component epoxy, acrylic urethane, high solids bake, low H.A.P.'s, and fast dry enamel. Wood coatings available include lacquer, pre-catalyzed varnish, conversion varnish, low H.A.P.'s, waterborne acrylic, water-based stain, and solvent-based stain. Powder coatings include polyester, TGIC polyester, TGIC FREE polyester, epoxy and hybrid.
> Ask about Coatings

Co-Extrusion

Extruding two or more layers of thermoplastic materials to form a combined film sheet or molded unit. Limited to plastics.
> Ask about Co-Extrusion

Coil, Pharmaceutical

The textile ball inserted into pharmaceutical bottles after filling with a solid product. Most commonly seen in aspirin, vitamin and other pill bottles. Cotton, polyester and rayon coil are available in various weights.
> Ask about Coil, Pharmaceutical

Collapse

Contraction of the walls of a container (e.g., upon cooling) leading to permanent deformation of the container.
> Ask about Collapse

Collapsible Core Mold

Mold action in the manufacture of closures. This technology utilizes a three part core. After the cavity is removed following the injection cycle, the center portion of the core (core wedge) retracts while the two outer core halves move radially inward. Once the closure thread is cleared, the stripper sleeve moves forward to eject the closure.
> Ask about Collapsible Core Mold

Collapsible Tube

Cylindrical container of thin, flexible metal with integral shoulder and neck, with a screw cap closure made of plastic. Collapsible tubes can also be made of paper, films, plastics, etc. They may have wax, resin or lacquer linings. Collapsible tubes are usually filled through the bottom and subsequently closed by multiple folding of the bottom, or crimped with a metal clip or sometimes welded tight.
> Ask about Collapsible Tube

Color Concentrate

A measured amount of dye or pigment incorporated into a predetermined amount of plastic which is then "let down" (mixed) into larger quantities of virgin plastic material to be used for molding. The "concentrate" is added to the bulk of plastic in a measured quantity in order to produce a precise, predetermined color of the finished articles to be molded.
> Ask about Color Concentrate

Color Concentrates

A variety of color concentrates are compatible with P/E, P/P, P/S, PVC, ABS, PC, acrylic, acetals, polycarbonate, PET and PBT polyester resins, SAN, nylon, celluloses, and olefin. Additives include UV stabilizers, lubricants, and antistats. Special effects, such as marble, flecks, granites, speckles and pearls are available.
> Ask about Color Concentrates

Column Crush

A test performed on a small sample of corrugated which is a measure of the compression strength of that sample. Also referred to as edge crush and short column crush.
> Ask about Column Crush

Compatibility

Ability of a container, whether lined or unlined, to resist degradation of or by the product contained.
> Ask about Compatibility

Composite Can

A rigid container with the body made of fibreboard or fibreboard in combination with other materials such as metal foils or plastics. One or both ends may be made of metal, plastic or other materials.
> Ask about Composite Can

CompositionCork

Composition Cork is a backing material to which facings are ì laminated in the manufacture of duplex liners. It consists of ì cork particles (flakes and granules) bonded together with a ì thermosetting synthetic resin.
> Ask about CompositionCork

Compound

The resin, along with modifiers, pigments, antioxidants, lubricants, etc., which are to be molded or blown into final form.
> Ask about Compound

Compression Molding

A method of forming objects from plastics by placing the material in a confining mold cavity, then applying pressure, and usually heat.
> Ask about Compression Molding

Containers, Hinged Lid

Any container with a lid attached by means of a hinge. Cosmetic compacts and accessory cases, carrying cases, luggage, lunch boxes, attache cases, and recyclable containers. Various sizes and colors are available, as well as decoration and custom design.
> Ask about Containers, Hinged Lid

Containers, Shipping

Steel, plastic, composite and fiber drums, rigid and flexible industrial bulk containers, corrugated, paper, foam and plastic boxes, overpacks, insulated containers, dry ice storage chests, tubs, metal and fiber cans, plastic reshipper containers, steel and plastic pails and carboys.
> Ask about Containers, Shipping

Continuous Thread

An uninterrupted protruding helix on the neck of a container to hold a screw-type closure. Continuous thread finishes have GPI finish designations in the 400 series. See Also CT.
> Ask about Continuous Thread

Contract Packaging

Assembling, labeling, packaging, shrink wrapping, filling, stapling, sampling, material blending, palletizing, poster rolling, warehousing, fulfillment, coding, package design, collating, bagging, blister sealing and bulk mail preparation. Can provide either mobile or stationary contract packaging services for some industries. Strict anti-contamination procedures are available for items requiring such packaging.
> Ask about Contract Packaging

Control Systems

Tooling, i.e., valves, tubing, spray nozzle systems, filters, pumps, etc., engineered for process industries.
> Ask about Control Systems

Convolute Can

A can with the body made of fibreboard formed by convolute winding of paper to build up the required thickness.
> Ask about Convolute Can

Copolymer

A material whose chemical structure is made up of long chains of two differently structured chemical units (monomers), which repeat a more or less regular pattern in the chain. Also see Polymer.
> Ask about Copolymer

Cord

Defect in glass containers. A narrow, stringy band of glass of a composition different from the rest of the glass surrounding it.
> Ask about Cord

Cores, Paper

Varieties for packaging, commercial gift wrap and industrial applications.
> Ask about Cores, Paper

Cork

A closure made of cork, or, by extension, any plug-type closure.
> Ask about Cork

Cork Finish

A finish which is closed by means of a cork.
> Ask about Cork Finish

Corkage Check

A finish defect. A bright, light check which is not unusually deep and is located on the inside of the top of the finish.
> Ask about Corkage Check

Corks

Liquor, wine and beer corks. Cork stoppers available in various sizes.
> Ask about Corks

Correction Fluid Package

The entire package required to market a correction fluid product used to white out text on printed material. The package includes a bottle, a neck finish plug to control dispensing, and a closure with brush attached.
> Ask about Correction Fluid Package

Corrugated

Stock and custom shipping containers, merchandise displays, cartons, partitions, inserts, pads, book binding, recycled corrugated cartons and plastic corrugated reshipper containers. Printing, decorating and graphics are available.
> Ask about Corrugated

Corrugated Board

A packaging material consisting of a central member (medium) which has been fluted on a corrugator and to which one or two flat sheets of paperboard have been glued to form single-faced corrugated board or double-faced (single wall) corrugated fibreboard. The combination of two mediums and three facings is called double wall and the combination of three mediums and four facings is called triple wall. Corrugated board is generally made in four flute sizes, designated A, B, C and E.
> Ask about Corrugated Board

Cosmetic Cases

Items intended for packaging cosmetics, including lipstick cases, mascasra cases, eye/lip pencils, blush pots, compacts, palette compacts, etc.
> Ask about Cosmetic Cases

Cosmetic Liner

A SANCAP Liner Technology product. An aluminum foil / ì polyethylene / polyester liner bonded to pulpboard. The Cosmetic Liner is composed of aluminum foil laminated to ì polyester with white P/E and bonded to a specified solid ì pulpboard. Color: White. Suggested product uses include vegetable oils, lard, floor ì cleaner, greases and various chemicals, such as acetone, benzene, ì chloroform, ethyl acetate, 18% hydrochloric acid and xylene.
> Ask about Cosmetic Liner

Cover Backing

Material that is used to enclose an item within a blister pack. It is the material, such as hard or soft temper foil, foil/paper laminates, coated board, etc., that seals to the blister material.
> Ask about Cover Backing

Crab Claw Seal

Named for its shape, it is a thin flexible protrusion molded into a closure which will compress against a bottle sealing surface during normal capping operations. It prevents leakage and will seal a variety of bottles. The bottle land (the bottle's sealing surface) must be flat and free of defects because this sealing method requires compression to be effective.
> Ask about Crab Claw Seal

Cratering

Small, thin or bare spots in an applied coating that have the appearance of pockmarks.
> Ask about Cratering

Crazing

Fine cracks which may extend in a network on or under the surface or through a layer of glass or plastic material.
> Ask about Crazing

CRC

Child resistant closure. There are several types that have been developed for products that constitute a hazard to small children. Basic principles of CRC's are (1) press-turn, (2) squeeze-turn and (3) combination lock and hidden key.
> Ask about CRC

Crimp Seal

(1) Applying a seal of aluminum or coated aluminum foil by crimping with a die, generally corrugated. (2) A method of heat-sealing thermoplastic coated papers or thermoplastic films with the pressure exerted by knurled wheels or bars having a corrugated surface. (3) A small flat metal piece that is crimped mechanically to parts of flat strap to maintain tension and connect them permanently.
> Ask about Crimp Seal

Crizzled Finish

A finish defect. A finish which has a multitude of fine surface fractures across the top.
> Ask about Crizzled Finish

Crooked Finish

A finish defect. A finish which has a bent or crooked appearance. Also called "bent finish".
> Ask about Crooked Finish

Crown Cap

This is a crimped closure. Flutes are pressed into the flaring skirt of a shallow metal disk, which holds an inner disk of resilient lining material that forms the actual seal.
> Ask about Crown Cap

Crown Finish

The neck finish on beer and beverage bottles sealed with a crown cap.
> Ask about Crown Finish

CT Finish

Continuous thread finish. An uninterrupted protruding helix on the neck of a container to accommodate a screw type closure. Designed primarily to seal container finishes with the GPI finish number designations in the 400 series.
> Ask about CT Finish

Cullet

Glass, from containers not approved by selectors, that has been crushed or broken and is added to the batch to be remelted and formed into new containers; or recycled broken glass that is used in the manufacture of new glass.
> Ask about Cullet

Cycle

A complete repeating sequence of the operation in a specific process in molding. Cycle time is measured by the elapsed time between one point in the cycle to the same point in the next cycle.
> Ask about Cycle

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