久激情内射婷内射蜜桃人妖,又大又粗欧美黑人AAAAA片,日韩成人无码,国产美女牲交视频

Technical document

  • Three principles of mold material selection

    1. Meeting Mold Working ConditionsCold Working MoldCold working molds, like thick - plate punching dies, endure high impact loads at normal temperature, along with friction and wear. Thus, materials n

    2024/11/24 Mold material selection

  • What conditions affect the viscosity of TPE?

    1. Intrinsic Material Properties1.1 Molecular Weight and DistributionThe molecular weight of TPE significantly impacts viscosity. Higher molecular weight polymers have longer chains, leading to increa

    2024/11/22 TPE viscosity

  • How to shorten the injection cycle?

    I. Optimization of Injection Molding Process ParametersInjection Speed: The injection speed is crucial for the filling efficiency and product quality. Appropriately increasing the injection speed can

    2024/11/20 Shorten the injection cycle

  • Common points of injection molding of transparent plastic products

    I. Raw Material Preparation1. Raw Material SelectionPolycarbonate (PC): Offers great optical clarity, high impact strength, and good heat resistance. Ideal for optical lenses, high - end electronics&#

    2024/11/18 Ttransparent plastic products

  • Orientation mechanism of plastics in flow

    Molecular Chain Structure BasicsPlastics, as polymer materials, consist of numerous polymer chains with diverse characteristics:Chain Structure: Molecular chains can be linear, branched, or cross - li

    2024/11/16 Orientation mechanism

  • Features and uses of EPDM

    Molecular Structure and Properties of EPDMEPDM is a copolymer of ethylene, propylene, and a small amount of non - conjugated diolefin. The main molecular chain, mainly composed of saturated hydrocarbo

    2024/11/14 EPDM

  • How to choose screws for different raw materials

    In plastics and related industries, screw selection for different raw materials is crucial. Here are some guidelines:1. Thermoplastic Raw MaterialsPolyethylene (PE)Features: Good fluidity, low viscosi

    2024/11/11 Screws for different raw materials

  • What are the details of the fiber reinforced PC plastic injection molding process?

    Polycarbonate (PC) is a high - performance engineering plastic. When reinforced with fibers (e.g., glass fiber), its mechanical properties are enhanced, finding wide use in electronics, automotive, an

    2024/11/08 PC plastic injection molding

Home
Product
News
Contact