Lian Pack丨What is the molded fiber forming process
Fiber forming in pulp molding production uses mechanical extrusion to produce higher molding pressure. The pulp pump will feed the pulp in the slurry tank into the quantitative grouting device, and inject it into the drainage molding device after quantification. Then, under the action of hydraulic press, the upper mold is extended into a pulp-filled shaper to meet the lower mold and extrude the pulp. The water in the slurry is discharged through the holes in the mesh mold, and the fibers are formed between the upper and lower molds. At the end of molding, the upper mold is connected with vacuum, and the lower mold is connected with compressed air. The wet paper die blank is moved to the upper mold under the vacuum suction effect of the upper mold and the blown off effect of the compressed air of the lower mold. Finally, the wet paper die blank is removed from the upper mold and sent to dry. The pressure of the pulp during extrusion molding is 0.6~ 1.2mpa, the vacuum degree of the upper mold vacuum chamber is about 780Pa, the pressure of the compressed air blowing out the wet product is 0.1~ 0.2mpa, and the water content of the wet paper mold blank after molding is 65%~75%. The molding time is determined by the quality requirements of the product, depending on the structure of the molding device, pulp concentration and fiber beating degree.
Product Name | Molded pulp packaging for Electronics, Cosmetics |
Size | Customized acceptable |
Color | Customized acceptable |
Material | Paper Pulp |
Production Technology | Wet Press |
Feature | 100% Biodegradable Environmental Friendly |
Application | Inner packaging |
Packaging | PP bag for each box, shipping carton, corner protectors, etc. |
Molded Pulp Packaging is made from 100% recycled, compostable cardboard fiber. Our main product ranges covers with dry press pulp packages/ wet press pulp packages/ paper pulp table wares &paper pulp crafts. The service from us is support your success by providing you a complete creative solution, from concept to in-house design & engineering through to production & assembly products.
Application : There are on-going efforts to reduce or eliminate the use of plastic for packaging, this anti-plastic sentiment is beneficial to the pulp and paper industrial in that it encourages biodegradable alternatives. The use of paper mold material as the package has the advantages of good plasticity and strong buffering force, which fully meets the requirements of the inner packaging of electrical products. Pulp molding industrial packaging products are now gradually widely used in home appliances, electronics, communication equipment, computer accessories, ceramics, glass, instrumentation, toys, lighting, handicrafts and other products lined with shockproof packaging.
The high product demand for the packaging of electronic devices, such as computers, modems, printers, hard drives, cellphones,which is anticipated to drive the demand for molded pulp packaging products. Molded pulp packaging products, such as trays and caps, are widely used for packaging a range of industrial products including faucets, plumbing fixtures, door hinges, and mechanical components as they are sustainable and offer enhanced protection and reduction in shipping costs & weight.
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