Paper Bulk vs Caliper: How to Specify Thickness and Stiffness
Learn how paper bulk, caliper, grammage, and stiffness differ, what to specify to suppliers, and how to verify performance in a job-relevant trial.
TOPIC
Weights, finishes, board grades and fibre structures.
Learn how paper bulk, caliper, grammage, and stiffness differ, what to specify to suppliers, and how to verify performance in a job-relevant trial.
Control paper moisture exposure through storage, acclimation, packaging, and production checks to reduce curl, register movement, and feeding instability.
Learn how to convert paper GSM to the weight of one sheet, 500 sheets, or 1,000 sheets using dimensions, count, and clear checks.
Learn how paper bulk, caliper, grammage, stiffness, grain direction, and finishing affect finished thickness, folding, and handling.
How 70 gsm and 80 gsm paper can affect digital press feeding, duplexing, curl, image handling, folding, and finishing qualification.
Learn how paper grain affects folds, binding, cracking, curl, die-cutting, and finishing—and how to verify direction before production.
Choose coated or uncoated paper by comparing ink holdout, colour, detail, readability, writing needs, drying, and finishing requirements.
A machine-specific workflow for qualifying paper and board through media checks, controlled press trials, finishing tests and documented approval.
Learn how paper grammage, caliper and bulk differ, what they change in print and folding, and how to specify and approve the right sheet.
Learn how to specify paper grain direction for folds, book spines, scoring, binding, imposition, stock checks, and finishing trials.
Learn how paper coating changes ink holdout, detail, glare, folding and cost—and when gloss, silk or matte stock is the right specification.
Compare 70 GSM and 80 GSM paper for feel, opacity, printer feeding, document bulk, mailing weight and everyday purchasing decisions.
Compare kraft paper and corrugated board by construction, strength, cushioning, printing, converting and the packaging jobs each can perform.
A production checklist for matching paper weight, surface, moisture, grain and finishing to toner or inkjet digital presses.
Understand how glassine gains its smooth translucency, where it is used, what it protects against and which conversions change recycling.
Understand release liner papers, silicone coatings, die-cutting performance, dispensing requirements and recovery options for pressure-sensitive products.
Compare glare, colour, fingerprints, readability, writing and finishing before choosing glossy or matte paper for a print job.
Learn how paperboard selection, structural design, printing, creasing, die-cutting, gluing and line trials turn a flat blank into a reliable carton.
Compare solid bleached board, folding boxboard, kraft board and recycled grades by fibre, stiffness, surface, converting and end use.