博文

Causes of press cloth damage

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Breakage and damage of press cloth is a common problem when using filter press.The majority of users in  liquid filtration filter cloth damage .The only solution is to replace it, which not only affects production efficiency but also causes economic losses.  Filter cloth supplier shares with you. There are three common causes of press cloth damage: 1. Press cloth quality is the main reason for press cloth breakage.Today's press cloth is woven from fibers.Usually, the quality of the fiber affects the quality of the press cloth.Press cloth woven with short fibers breaks more easily than cloth woven with long fibers.Therefore, in order to reduce the loss, it is best to choose a high-quality press cloth.The appropriate press cloth type must also be selected based on the filtration process. 1. Press cloth quality is the main reason for press cloth breakage.Today's press cloth is woven from fibers.Usually, the quality of the fiber affects the quality of the press cl...

Do you know the type of printing screen?

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Silkscreen printing is to stretch silk fabric, synthetic fiber fabric or metal wire mesh on the screen frame, and use manual engraving lacquer film or photochemical plate making method to make a screen printing plate. It is also possible to use photosensitive materials to make screen printing plates by photo-engraving (making the screen holes in the graphic part of the screen printing plate through holes, but not the screen holes in the graphic part). When printing, the ink is transferred to the substrate through the mesh of the graphic part through the squeeze of the scraper, forming the same graphic as the original. The screen printing equipment is simple, the operation is convenient, the printing and plate making is simple, the cost is low, and the adaptability is strong. The following  silk screen printing mesh supplier  introduces you to the types of printing screens and their advantages and disadvantages. Nylon Mesh The most commonly used wire mesh varieties are...

What Are the Functions of the Squeegee in Screen Printing?

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Screen printing is composed of five major elements: screen printing plate, doctor blade, screen printing ink, and screen printing machine substrate. Screen printing belongs to stencil printing among the four major printing methods. Squeegee is another important printing material in screen printing. It is very important for the screen printer to understand the characteristics of squeegee and its application in screen printing. The  silkscreen printing mesh supplier   will introduce the main functions of the squeegee. Screen printing machine on the scraping knife made of silicone rubber, manual printing more use of natural rubber and synthetic rubber and polyurethane rubber and other materials made. There are four main types of  PU squeegees   from all the printing equipment. This includes a vertical steel blade (with a square edge without a tip), a pointed scraping blade (with rounded edges), a bevel scraping blade and a thin scraping blade. Polyurethane Squeeg...

What are the methods of screen printing?

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Screen printing is a printing technique where a mesh is used to transfer ink onto a substrate, except in areas made impermeable to the ink by a blocking stencil. A blade or squeegee is moved across the screen to fill the open mesh apertures with ink, and a reverse stroke then causes the screen to touch the substrate momentarily along a line of contact. This causes the ink to wet the substrate and be pulled out of the mesh apertures as the screen springs back after the blade has passed. One colour is printed at a time, so several screens can be used to produce a multicoloured image or design. There are various terms used for what is essentially the same technique. Traditionally the process was called screen printing or silkscreen printing because silk was used in the process. It is also known as serigraphy, and serigraph printing. Currently, synthetic threads are commonly used in the screen printing process. The most popular mesh in general use is made of polyester...

Do You Know the History of Screen Printing?

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T-shirt polyester screen printing mesh supplier  introduces the history of screen printing. Screen printing originated in China and has a history of more than 2,000 years. As early as the Qin and Han dynasties in ancient China, the valerian printing method appeared. By the Eastern Han Dynasty, valerian batik methods had become popular, and the level of printed products had also improved. During the great cause of the Sui Dynasty, people began to print with a frame stretched with a silkscreen, so that the process of printing with valence was developed into screen printing. According to historical records, the fine clothing worn in the court of the Tang Dynasty was printed in this way. In the Song Dynasty, screen printing has developed, and the original oil-based coatings were improved. Starch rubber powder was added to the dye to make it paste for screen printing, making the screen printing products more colourful. Screen printing is a great invention in China. The American "S...

Subtle Stainless Steel Screen Printing

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With the increasing variety of screen printing materials, the variety of   screen printing materials  has greatly increased. Generally speaking, silkscreen materials were originally borrowed from other industries, and later some other types of materials were developed with the need for silk screen printing. But while a wide variety of nonmetallic materials are already used in the silk-screen printing industry, such as silk,  nylon mesh , and polyester mesh, they are still not sufficient for all silk-screen printing needs. For example, for dye printing or porcelain ink printing screen material must withstand ink and solvent long-term erosion, the screen needs to be recycled. In order to meet the needs of the silk screen printing, people are badly in need of a long life, stability, good screen, and  stainless steel wire mesh  was born. Stainless Steel Wire Mesh Stainless steel wire mesh because its wire diameter is very consistent and can be very thin, so...

What Are the Main Materials for Screen Printing?

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As you know, screen printing is also known as orifice printing. The formation of the orifice depends on the opening of the screen. The screen is the basis of screen printing. With the increase in the variety of screen printing, screen materials and screen types are also increasing.Screen performance affects the quality of screen printing, such as screen material, mesh number, degree of opening, opening rate on screen printing ink transfer has a great impact. But do you know what the main screen printing materials are? Polyester printing mesh supplier to share with you: There are three main types of screen printing materials, which are: silk mesh, nylon mesh, polyester mesh , stainless steel mesh. First. Silk screen is also called silk net, silk screen, woven from natural silk, the earliest screen printing materials Advantages: water resistance, with a certain degree of moisture absorption, tension network operation is simple, and photosensitive adhesive has a good c...