2025小姐威客信息,51龙凤茶楼论坛详情,广州新媛论坛qm,一品阁茶楼

• Mold roughness grade

  The following are some common mold grain (skin grain) data tables to describe the texture characteristics of the mold surface:SPI skin standard (American Plastics Industry Association standard) :Skin

  2023/08/16 hooren

• Injection mold surface polishing grade

  Die surface polishing grade is assessed according to international standards and requirements. In general, common mold surface polishing grades include the following:SPI standard: SPI standard is the

  2023/07/13 hooren

• What material is PC material? What are the advantages and disadvantages?

  Advantages of PCPC material is a kind of amorphous thermoplastic resin with excellent comprehensive properties. It has excellent electrical insulation, extensibility, dimensional stability, chemical c

  2023/06/02 PC

• Do you know the seven components of an injection mold?

  The basic structure of the injection mold according to its use function, Hongren believes that it can be divided into: casting system molding parts, side parting, guiding mechanism, ejecting device an

  2023/04/02 hooren

• The segmented principle of multistage injection molding

  1. Flow characteristics of plastic meltScrew propulsion phaseFirst paragraph (starting paragraph)Generally starting from injection molding, this section is mainly to enable the plastic melt to stably

  2023/01/02 hooren

• What are nylon wear resistance additives?

  Wear-resistant nylon materials mainly by adding carbon fiber, molybdenum disulfide, graphite, polytetrafluoroethylene powder or silicone powder and other wear-resistant additives to nylon to reduce th

  2022/06/02 hooren technology

• What is the effect of mold temperature control on the product in injection molding?

  The temperature of the mold has a profound impact on the injection molding process. Mold machines are employed to heat the molds and maintain their working temperatures, ensuring the stability of the

  2017/11/09 hooren mold

• Polyformaldehyde POM plastic injection molding process

  Polyformaldehyde POM injection molding process:1, plastic treatmentPOM plastic has low water absorption, generally 0.2%-0.5%. Under normal circumstances, POM can be processed without drying, but wet r

  2017/10/31 hooren