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  • Molloy Espensen 的簡介照片

    Molloy Espensen 發表更新 8 年, 2 月前

    Dyeing is 1 of the major processes in the decoration of leather-based products. It is the process of permanently modifying the colour of leather by the use of a liquid colourant. The core fibres of the leather which are porous in mother nature absorbs and permanently retains the dye resolution. The total skin can be dyed just before it is cut for the generation of leather-based articles or parts of an previously made merchandise can similarly be dyed. However, when a entire leather is dyed, there is an even penetration of the dye.

    If articles or blog posts are to be developed just before the software of dyes on some areas of the post, it is advisable that holes in products this sort of as belts, straps, and so forth. must be punched before the application of the dyes since dyes stiffen leather. Also, the dyes will color and seal the hole edges making them uniform. Dyeing should be carried out just before the repairing of any findings such as snaps, rivets, buckles, and so on. The leather floor need to be totally free from any international issue. The leather need to, as a result, be totally washed to enhance the dyeing growing the absorption and penetration charge of the leather-based.

    There are a number of ways of dyeing leather and leather articles or blog posts. In this part, the following tactics will be discussed:

    1. Whole-hide

    2. Reverse or flesh facet

    three. Induced grain

    four. Cross

    5. Laminated

    6. Lace

    1. Complete-conceal-

    This is the software of the dye liquor on the entire leather. It is important to have sufficient amount of the dye that will be enough to dye the entire conceal. If the dye runs out, it will be difficult to get the same shade of leather-based even following dyeing the remaining areas with the very same colour of the dye. A big dye applicator can be utilized in applying the dye liquor to protect the whole conceal. An additional option is to immerse the entire cover in a dye tub. After the dyeing, the disguise is stretched taut for it to dry.

    2. Reverse or flesh aspect-

    This is the dyeing of the flesh facet of the leather. Frequently, the flesh sides of most tanned-dyed skins bought from the shop are still left undyed. It is critical to dye them, especially if the leather to be employed for making handbag flaps, belts, and many others. the place the flesh facet of the leather-based will be proven. It must be observed that the penetration of the dye liquor is minimal to the flesh aspect. The dye applicator for oil and spirit solvent dyes should be nicely bathed in mineral oil. The dye is then flippantly brushed across the flesh facet of the leather-based. This offers the flesh facet a shallow floor colouring staying away from unnecessary bleeding to the already dyed grain aspect.

    3.

    Fiebings leather dye –

    This is the generation of a grained influence on leather by the use of dyes. In this dyeing technique, the dye applicator is still left untreated simply because it provides the ideal grained effect. One particular way of generating the artificial grains on the leather-based floor is by dipping the tips of a large sheep wool and carefully stroking only the tips across the leather-based. One more way is making use of a rigid wire brush to implement strokes across the leather. If the urgent is accomplished difficult adequate, the bristles of the wire brush will groove the leather and develop a textured grain on its area.

    four. Cross-dyeing-

    This is the procedure of dyeing a leather-based with two colours blended (cross). The very first colored dye is utilized on the leather-based following which the 2nd color is applied, resulting in a new colored impact. For occasion, pink dyed above already dyed leather-based in the blue dye will give a purpled result. Other cross dyeing impact contains:

    Crimson over purple= Wine

    Crimson above yellow= Scarlet

    Brown more than yellow= Gentle brown

    Yellow more than uninteresting blue= Blue-inexperienced

    Pink above orange= Deep orange

    5. Laminated-

    This is the dyeing of levels of leather to be laminated and used for the production of articles such as necklace pendants, wall reliefs and sculptural kinds. Fascinating dimensional effects can be produced by means of the dyeing to boost the general outlook of the content articles.

    6. Lace-

    This is the dyeing of laces. A dye dauber is used in making use of the dye liquor on the laces or the laces can be pulled alongside under the dauber to apply the dye on them. They can also be place in a tiny container stuffed with dye for the dye liquor to dye them. If the laces become stiff, they can be rubbed down with saddle cleaning soap or Vaseline petroleum jelly.

    Dyeing is one of the very best approaches of enhancing the area quality of leather goods by employing colored dyes to develop ornamental designs on them.

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