还原机假丝光工艺流程
英文回答:
Silk screen printing is a popular technique used in the textile industry to create a glossy finish on fabrics. The process involves applying a special ink or dye onto the fabric using a screen or mesh stencil. The ink is then cured or heat-set to permanently bond it with the fabric.
To begin the process, the fabric is first prepared by removing any impurities or oils that may interfere with the printing. This can be done by washing the fabric or using a pre-treatment solution. Once the fabric is clean and dry, it is ready for printing.
Next, a screen or mesh stencil is prepared. This stencil is made by stretching a mesh fabric tightly over a frame and then applying a light-sensitive emulsion onto the mesh. A design or pattern is then transferred onto the emulsion using a film positive. The emulsion is exposed to UV light, which hardens the exposed areas and leaves the unexposed areas soft and washable.
After the emulsion is exposed and developed, the screen is ready for printing. The fabric is placed on a flat surface, and the screen is positioned on top of it. The ink or dye is poured onto the screen and spread evenly using a squeegee. The squeegee is then used to press the ink through the mesh and onto the fabric, creating the desired design or pattern.
Once the printing is complete, the fabric is allowed to dry. Depending on the type of ink or dye used, the fabric may need to be heat-set to cure the ink and make it permanent. This can be done using a heat press or by ironing the fabric at a specific temperature.
中文回答:
丝网印刷是纺织行业中常用的一种技术,可在织物上制造出光泽的效果。这个过程涉及使用丝网或网状模板将特殊的墨水或染料涂在织物上。墨水然后经过固化或热定型,与织物永久结合。
首先,需要准备织物,去除可能干扰印刷的杂质或油脂。可以通过清洗织物或使用预处理溶液来完成这一步骤。一旦织物干净并且干燥,就可以开始印刷。
接下来,需要准备一个丝网或网状模板。这个模板是通过将网状织物紧紧拉伸在框架上,然后在网状织物上涂上一种感光乳胶制成的。然后使用一个胶片正片将设计或图案转移到乳胶上。乳胶经过紫外线照射后,暴露的区域会变硬,而未暴露的区域则保持柔软可洗。
乳胶暴露和显影后,丝网就准备好可以开始印刷了。织物被放在平面上,丝网放在其上方。墨水或染料倒在丝网上,并使用刮刀均匀地涂抹。然后使用刮刀将墨水通过网状织物压在织物上,形成所需的设计或图案。
xposed 印刷完成后,织物需要晾干。根据使用的墨水或染料的类型,织物可能需要通过热定型来固化墨水,使其变得永久。可以使用热压机或以特定温度熨烫织物来完成这一步骤。
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