Latest revision as of 22:11, 1 January 2019
Product: NOTEBOOK
Notebook production has three processes: (1) Paper purchasing, (2) Binding process and (3) Preprint process
NOTEBOOK = PAPER + BINDING MATERIAL + INK
PAPER
Purchasing
BINDING MATERIAL
Purchasing
INK
Purchasing
PAPER
Paper production can made in this order:
- Chemical process (Chemical pulping) OR Mechanical pulping OR Deinked pulp,
- Pressing OR Producing paper, and
- Finishing
Paper may be classified into seven categories:
- Printing papers
- Wrapping papers, wax and kraft papers
- Writing paper, ledger, bank, and bond paper.
- Blotting papers
- Drawing papers
- Handmade papers including most decorative papers, Ingres papers, Japanese paper and tissues, all characterized by lack of grain direction.
- Specialty papers including cigarette paper, toilet tissue, and other industrial papers.
Properties:
- Paper may be between 0.07 millimetres (0.0028 in) and 0.18 millimetres (0.0071 in) thick. In the United States, printing paper is generally 20 lb, 24 lb, or 32 lb at most (per 500 sheets)
- Printing paper is generally between 60 g and 120 g
- The density of paper ranges from 250 kg/m3 (16 lb/cu ft) for tissue paper to 1,500 kg/m3 (94 lb/cu ft) for some speciality paper. Printing paper is about 800 kg/m3 (50 lb/cu ft)
- Size A0-A5.
PAPER = CELLULOSE + PRESSING
WHITE PAPER = CELLULOSE + PRESSING + BLEACHING CHEMICALS