What are gummed flaps?

What are gummed flaps?

A gum seal envelope, usually called a “gummed” envelope, has a strip of water-soluble glue, or gum, on its flap. Once the mail is inserted in the machine, the glue on the flap is automatically moistened and pressed closed, leaving the envelope and its contents ready for mailing.

What is a gummed closure envelope?

A gummed envelope is the traditional style envelope with a water soluble gum strip that you lick to seal the envelope. Gummed mailing envelopes also have the same water soluble gum strip, but the flap is specially designed to go through a mailing machine, so the machine can seal them.

What is a commercial flap?

Commercial – A commercial flap is a common bowed or contoured flap with angled shoulders and a scooped throat, offering premium, high-speed inserter performance. Tension’s Performance Plus™ envelopes feature a commercial flap.

What is a gum seal?

The normal glue seal on an envelope is commonly called a gum seal because it is created almost entirely from a product called gum arabic. Gum seals are known as a “remoistenable” glue because it dries non-sticky but can be reactivated after the introduction of water.

What does self-seal envelope mean?

Definition of self-sealing 1 : capable of being sealed by pressure without the addition of moisture self-sealing envelopes. 2 : capable of sealing itself (as after puncture) a self-sealing tire.

What is the sticky part of an envelope called?

The glue that you lick on the seal of an envelope is typically a substance called gum arabic, which is made of polysaccharides and glycoproteins. This gum can be found in the sap of acacia trees.

What is the difference between a commercial flap envelope diagonal seam vs side seam?

Diagonal Seams – Used on commercials and pointed flap baronials. Side Seams – Provide a large area for printing on the back, as in reverse face, collection and booklet envelopes. Weld Seams – Eliminate die cutting and can be produced to permit insertion and trimming in a magazine.

What are types of envelope?

Types of Envelopes

  • Baronial Envelopes. More formal and traditional than the A-style envelopes, baronials are deeper and have a large pointed flap.
  • A-Style Envelopes.
  • Square Envelopes.
  • Commercial Envelopes.
  • Booklet Envelopes.
  • Catalog Envelopes.

Why should you not lick envelopes?

The traditional way of sealing envelopes has always been to lick them. The downsides to this are that some people find the taste bad, it dries out your tongue and is time-consuming (especially for a large number of envelopes). Here are a number of creative ways to seal the envelope in a much more efficient way.

What is a commercial or banker flap?

Commercial – A commercial flap is a common bowed or contoured flap with angled shoulders and a scooped throat, offering premium, high-speed inserter performance. Tension’s Performance Plus™ envelopes feature a commercial flap. Bankers – A longer, bowed or contoured flap that contributes to the elegance of a bank envelope.

What is a gummed clasp envelope?

The metal clasp gummed envelope, also known as a gummed clasp closure, offers two methods for enclosing contents: Along with the common gummed seal, which requires moistening, it features a reusable metal clasp with prongs.

What is an envelope flap?

“Envelope Basics: Flaps” is part of an occasional series titled ” Envelope Basics ” that provides an in-depth look at all-things envelopes – elements, measurements, ordering tips and more.* Envelope flaps are located on the back of an envelope and are folded to secure the inner contents.

What is a gum seal envelope?

A gum seal envelope, usually called a “gummed” envelope, has a strip of water-soluble glue, or gum, on its flap. To seal the envelope, the gum must be moistened by being licked, dampened with an envelope moistener, or moistened by a mailing machine. After moistening, the flap can be pressed closed.

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