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Automatic 350T two-color Melamine Plate Making Machine
350ton double colour melamine machine

Automatic 350T two-color Melamine Plate Making Machine

The two-color molded plastic tableware machine is a specialized equipment used for manufacturing two-color molded plastic tableware. Its main feature is that it can achieve two different color die-casting molding on the same machine, and is widely applied in the production of tableware with various color combinations such as plates, bowls, and cups.

    Basic Functions

    Dual-Color Injection Molding:

    The dual-color machine uses a double-material injection process, allowing two different raw materials to be injected at the same time. Through advanced mold designs, it creates tableware with distinct or gradient color effects.

    Automated Control System:

    Most dual-color machines are equipped with a PLC (Programmable Logic Controller) system, enabling fully automated operations that improve production efficiency and reduce manual labor.

    High-Precision Molds:

    To ensure minimal color variation and flawless results, the machine typically uses high-precision molds and advanced temperature control systems to maintain consistent product quality.

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    Technical Parameters

    Injection Pressure:

    The injection pressure in dual-color machines is adjustable to accommodate different materials and color requirements.

    Production Capacity:

    The production speed of a dual-color machine is generally slightly slower than that of single-color machines, but it can produce more visually attractive products.

    Product Weight Range:

    The machine is adaptable for producing tableware of various weights, ranging from a few grams to several hundred grams.

    Mold Structure:

    Dual-color machines often use multi-cavity molds that allow for the injection of two or more colors simultaneously within the same mold.

    Production Process

    1. First Color Injection:

    The first color material is injected to form the base shape.

    2. Second Color Injection:

    After the first color has been injected and cooled, the second color material is injected, creating the dual-color effect.

    3. Cooling and Solidifying:

    The product is cooled to solidify, then inspected for quality before being processed further (e.g., trimming, printing).

    Product Usage

    Description of 350 ton high quality double color machine 
    Picture Category Project PL 350T Double Color Machine
    机器03(1)(1) technical
    parameter
    cylinder diameter 420 mm
    Total pressure 350T
    Plate size 800×700 mm
    trip 400mm
    Guide post diameter 130mm
    Total machine weight
    10100kg
    Machine size 2800×1700×2700 mm
    Machine
    configuration
    Heat shield Mica plate
    Heating plate thickness 80mm
    Heating mode Heating rod
    electric machinery Jiejia 11kw
    Oil pump Vickers VQ21
    Solenoid valve Taiwan Oil Research Institute
    Full oil valve Taiwan oil power
    PLC Delta
    servo controller

    FAQ 

    Question1Difference between dual-color and single-color machines?

    ●  Dual-color machine:

    Allows two different colors of melamine powder to create dual-tone products. The process is more complex, involving multiple steps, and requires dual-color molds, which are more expensive.

     

    Single-color machine:

    Uses only one color of powder, making the production process simpler. It requires single-color molds, which are less expensive.

     

    Question2Does two-color melamine tableware easily fade or delaminate?

    If the machine parameters are properly adjusted and the mold is highly precise, the resulting product will have a very high bonding strength.

    Because the first material is still at a high temperature and not fully solidified during the second injection, the two materials fuse together at the molecular level, forming a single entity that typically does not discolor or delaminate.

     

    Question3Is it difficult to operate a two-color machine? What kind of technicians are needed?

    Operating a single-color molding machine is more complex than operating a single-color molding machine. The operator must not only understand the machine but also the properties of melamine (thermosetting) and mold principles. It's best to have an experienced injection molding technician to perform parameter adjustments and production management.

    We offer written manuals and video guides for machine operation. Additionally, if needed, our experienced technicians can provide face-to-face training and guidance.

    Question4Is the maintenance of melamine machinery equipment complicated?

    The daily maintenance is relatively simple. It mainly involves cleaning and lubrication. The key components need to be inspected regularly.

    Question5What are the technical features of the machinery for melamine tableware?

    High degree of automation, high efficiency and energy saving, high precision control, strong mold compatibility, safe and environmentally friendly, and strong durability.