Envelope specifications and style
1. Envelope Size: domestic standard envelope specifications (front L × W): No. (B6) 2 envelopes: 176 × 125mm 5 (DL) Envelope: 220 × 110mm 6 (ZL) envelope: 230 × No. 120mm 7 (C5) Envelope: 229 162mm 9 × (C4) envelope: 324 × 229mm envelope because this form is widely used in the production of life, not just used to hold letters, like red envelopes, CD bags, buttons, bags, glasses, bags, etc. paper bags, and many forms of export abroad, are non-standard.
2. Envelope Style: Chinese Envelope: Western-style envelope opening short side: long side of the opening diamond Envelope: mainly used for loading greeting card portfolio: the edge of 2-4cm from the wall of window envelopes: If the bank statement envelopes, CD bags etc. special computer Envelope: main machine for ease of identification on the envelope, and so do the corresponding hole.
3. The envelope flap forms: no glue sealing envelopes: common forms of domestic plastic envelopes saliva sealing envelopes: common form of foreign envelope, seal coated with saliva plastic self-adhesive sealing envelopes: seal seal coated with self-adhesive stickers Envelopes (release paper envelopes): seal coated with adhesive, release paper posted
The envelope paper: 80g-150g of the general Shuangjiao Zhi, kraft paper (natural kraft paper, white kraft paper), according to different functions, but also useful art paper, coated paper and so on. Operational envelope machine requires paper must have high tensile strength and tear, in order to avoid breaks, cracking.