What is a corrugating medium?
Corrugating medium, used as the fluting between two linerboard layers, is a single-layer uncalendered sheet with a grammage range of 112–180g m−2.
What is the difference between kraft liner and testliner?
Linerboard made of virgin pulp is called kraftliner, whereas recycled linerboard is known as testliner. The corrugating medium may be recycled medium, called wellenstoff in Europe, or virgin, which is called semichemical medium for the type of pulp used in its production.
What does corrugating mean?
Definition of corrugate transitive verb. : to form or shape into wrinkles or folds or into alternating ridges and grooves : furrow. intransitive verb. : to become corrugated.
What is the raw material for corrugated box?
Kraft paper is the main raw material in the production of corrugated boxes. Export of the Kraft paper has shrunk the supply by more than 50 per cent in the local market in the recent months.
What is medium liner?
Corrugated Medium Liner is a container board to form the fluted component of carton boxes. Grammage range (g/m2): 112, 122, 125, 140, 145 and 150 GSM. Applications: Corrugating fluting of Carton Box.
What is testliner used for?
Testliner is a recycled base liner board for container board. The products consist of three layers. It is used for the inner and outer layers (face paper) of carton boxes, and is divided into three quality grades: LH, LE, and LF.
What is liner in corrugated box?
Fluting paper is the middle liner of corrugated board, which may be supplied individually as a type of protective packaging. It provides protection by filling empty spaces in the outer case and providing a cushioning effect for the primary product.
Is boxboard the same as paperboard?
The difference in paperboard and cardboard cartons lies in how they are constructed. Paperboard is thicker than average paper, but it is still just one layer. Cardboard is three layers of heavy paper, two flat with a wavy one in the middle.
What is liner in corrugated board?
Liner – One of the paper materials which, make up one part of the components in corrugated board. There is an inner and outer liner; the outer is usually of higher quality, due to being used for print finish. Mottled – A paper liner with an off white appearance.
Is corrugated paper cardboard?
Corrugated Is More Durable Traditional cardboard is a thicker, heavier version of paper stock or pulp. For example, a cereal box is made from cardboard. Corrugated, on the other hand, might be made with cardboard materials, but the overall design and structure is much more durable.
Is it corrugate or corrugated?
verb (used without object), cor·ru·gat·ed, cor·ru·gat·ing. to become corrugated; undergo corrugation. corrugated; wrinkled; furrowed.
What chemicals are used to make cardboard?
Kraft processes achieve pulping by using a mixture of sodium hydroxide and sodium sulfate to separate the fibers that link cellulose. If the process is bleached, additional chemicals, such as surfactants and defoamers, are added to improve the efficiency and quality of the process.
What is liner board?
Definition of linerboard : a thin cardboard used for the flat facings of corrugated containerboard.
What are box liners?
Box liners are an integral part of packaging for many industries, including commercial fisheries, poultry processing, primary AND secondary packaging for pharmaceutical products, and the shipment of hygroscopic materials such as machinery, powders and other moisture sensitive items.
What is GSM in carton box?
The standardised measurement used throughout the paper and packaging industry is Grams per Square Meter (GSM). This is used to determine the weight of the stock in everything from cardboard to copier paper to folding box board. It is simply how much a square meter of the material would weigh in grams.
What is corrugated medium liner (CML)?
Corrugated Medium Liner is a container board to form the fluted component of carton boxes.
What are corrugated boxes used for?
Corrugated. Boxes. Cases. Cartons. Whatever you call them, you see corrugated boxes everywhere. From front porches and distribution centers to moving trucks and manufacturing facilities, corrugated boxes are a part of our daily lives. Just because we all use them, doesn’t mean we all understand them. For more facts on corrugated head here.
What are the different grades of corrugating medium?
Semi-chemical corrugating medium is available in 23# through 40# basis weight. Our containerboard is also available in a variety of specialized grades for demanding container applications where superior strength, tare weight or moisture resistance is required. All mills are Sustainable Forestry Initiative® (SFI)-certified.
What is a Linerboard made out of?
Linerboards: Linerboards form the inner and outer facings of corrugated fiber boxes and are chosen for their structural and/or decorative properties. They can be made from white or brown, kraft or recycled fibers, or a blend of both.