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400 Ton Melmine Tableware Forming Press Machine
400ton melamine machine

400 Ton Melmine Tableware Forming Press Machine

This is a four-column hydraulic press specifically designed for compression molding melamine tableware. The "400 tons" refers to the machine's nominal pressure, or 4,000 kilonewtons (approximately 400 tons-force). This is the maximum pressure the machine can provide when pressing the product, a key parameter that determines product density and quality.

    Main structure

    Main structure

    Fuselage: Usually a four-column structure, consisting of a top beam, a base and four columns, with good rigidity and stability.

    ● Main hydraulic cylinder: installed on the top beam, providing downward pressing force.

    ● Movable crossbeam: moves up and down between the four columns and the mold is installed on it.

    Ejector hydraulic cylinder: installed on the base, used to eject the product from the lower mold after molding

    ● Hydraulic system: including motor, oil pump, valve block, oil tank, etc., is the power core of the equipment.

    Electronic control system: PLC (programmable logic controller) and touch screen, used to set and control process parameters such as temperature, pressure, time, etc.

    Heating system: The mold is heated by electric heating tubes or hot oil to meet the temperature required for melamine powder curing (usually 150-180℃).

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    450T 4
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    The 400-ton is a very versatile and mainstream model choice for the following reasons:

    Moderate pressure:

    sufficient to produce most melamine tableware products, from small soy sauce dishes to large soup bowls, dinner plates, etc., ensuring that the material fully flows and is compacted in the mold, and the product structure is dense and free of bubbles.

    Cost-effective:

    It strikes a good balance between pressure, work surface size and price, and can meet most production needs without excessive investment.

    Market penetration:

    Due to its versatility, the design of machines of this tonnage is mature, and the supply of parts and maintenance services are relatively convenient.

    Summary

    Core positioning: The 400-ton hydraulic press is the main model in the melamine tableware production industry, with strong versatility and high cost performance.

    Core of the process: It uses a high-temperature, high-pressure, and timed molding process to mold melamine powder into sturdy and durable tableware in one go.

    Purchasing key: Don’t just look at tonnage and price, but also consider table size, control level, energy consumption and the manufacturer’s service capabilities.

    Parameters

    Description of 400 ton high quality machine
    Picture Category Project PL 400T
    1 Technical parameter cylinder diameter 540 mm
    Total pressure 400T
    Plate size 900*800mm
    trip 400mm
    Guide post diameter 140mm
    Machine weight 8800kg
    Machine size 2450×1500×2650 mm
    Machine configuration Heat shield Mica plate
    eating plate thicknes 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 Optional

    FAQ 

    Question1:What is a melamine tableware hydraulic press?

    This is a plastic molding machine specifically designed for compression molding melamine tableware. It uses a hydraulic system to generate tremendous pressure, while a heating system provides high temperatures, causing the melamine raw material powder to melt, flow, and solidify within the metal mold, molding bowls, plates, and other tableware in one go.

    Question2:Why must a hydraulic press be used instead of an injection molding machine?

    This is determined by the thermosetting properties of melamine resin:

    Thermosetting plastics (melamine): They melt initially when heated, but further heating causes a chemical reaction that solidifies them, preventing them from remelting even after further heating. This process requires continuous pressure to prevent the material from expanding and bubbling when the reaction produces gases.

    Question3:How to improve the production efficiency of hydraulic presses?

    Use a multi-cavity mold: press out multiple small products at one time.

    Optimize process parameters: Find the shortest curing time while ensuring quality.

    Install a robot arm to realize automatic picking and feeding, reduce manual operation time and ensure safety.

    Good mold design: reasonable flow channel design and uniform heating can effectively shorten the curing time.

    Question4:Does Panlong provide machine operation training?

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

    Question5:What is the warranty period for Panlong melamine machines?

    Our machines come with a one-year warranty, starting from the date the customer receives the machine. If any issues arise during this period, we provide free replacement parts. Even after the warranty period expires, we continue to offer after-sales support. Feel free to contact us anytime for assistance.