1, Printing Introduction Non woven bag is generally used screen printing process, which is commonly known as “silk”, which is a lot of manufacturers have been more commonly used in the printing process. India are generally artificial, because the printing odor, color is not full off easily, so the emergence of many new non woven printing, here we introduce several currently on the market mainstream:
Because the use of water-based mortar shells named as print media, more common in textile printing, also known as printing. When printing the paste and water-based elastomeric rubber reconcile. Without chemical solvents, can be washed with water directly photofinishing edition. It features good color strength, with strong cover and fastness, washable, virtually no odor. Generally used for printing: canvas bags, cotton bags.
In this way the processing of the finished product is usually called laminating non woven bags. This two-step process, that is, first using the traditional gravure process will be graphic printed onto film, then using coating process will be printed on the film in the non-woven composite pattern. Usually a large area of color patterns printed woven bags are used in this process. It features beautifully printed, full use of machine production, short production cycle. Another product has excellent water resistance, durability of the finished product than other non-woven bag production process better. There are two kinds of light and matt films to choose from, with frosted matte effect! The product is stylish and elegant, durable, full color, pattern fidelity, the disadvantage is expensive.
Thermal transfer printing are printed on special! This method requires an intermediate medium, that is, first by printing or thermal transfer paper to the thermal transfer film, and then heating the pattern is transferred to the nonwoven fabric by the transferring device. Commonly used in textile printing media is thermal transfer film. Its advantages are: the fine print, there is a rich sense of depth, comparable photos. Small area suitable for printing color images. The disadvantage is that the printing pattern is easy to fall off over time, and expensive.