There are many kinds of materials for the graduation certificate covers, including branches, PVC, paper, gold plating, etc. The technique, material and model of the certificate are slightly different from those of the certificate of honor: due to the different industries and strict general requirements, the technique, material and model of the certificate are mainly customized, and the content highlights the industry characteristics and anti-counterfeiting functions. The details are as follows:
a. Generally, the certificate of 32 cuttings adopts heat sealing(The plastic imitation diploma holder leather
material is heated and pressurized to form a cover, and the plastic film is used as a cover to clamp the inner core, such as household register), suture (most of them are imitation leather materials. In the surrounding suture, use the smooth ribbon as the bevel. The transparent membrane is also used as interlayer, and the inner core is placed in the form of insert such as graduation certificate), papering (mainly made of gelatinized material, suede material and brocade material, with smooth ribbon as the bevel, such as certificate of honor), the certificate with gliding cover, (such as honor certificate, qualification certificate, membership certificate, share certificate); logo; certificate issuing unit or approval authority. It is mainly used for stamping, silver stamping and indentation. They are mainly gliding, silver stamping and indentation.
b: Less than 32 cuttings(the specification is generally irregular). The small certificate mainly adopts heat sealing and papering. The heat sealing technique is the same as the large certificate technique. The plastic imitation leather material is heated and pressurized to form a cover, and the plastic film is used as a sleeve to clamp the inner core, such as officer's license, driver's license. The papered technique of it is slightly different from the large certificate. Generally, it is papered first than followed by die cutting, such as temporary residence permit. Generally, sewing is not required.
2. Inner core:
the inner core is generally customized. Generally, it is printed on copper plate paper and special paper in four colors. Different shading lace can be printed to highlight industry characteristics and even achieve anti-counterfeiting effect. There are also photos, gland seals and even websites.