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250-Ton High-Pressure High-Quality Easy-to-operate Melamine Tableware Molding Machine
250ton melamine machine

250-Ton High-Pressure High-Quality Easy-to-operate Melamine Tableware Molding Machine

Designed specifically for the efficient production of high-quality melamine tableware, the 250-ton single-color melamine tableware molding machine is ideal for manufacturers seeking high output, superior quality, and ease of operation. It can process single-color melamine resin powder into daily tableware (bowls, plates, cups, lunch boxes, etc.) through high pressure and high temperature, and is suitable for supplying school/hospital cafeterias and brand merchants. With stable performance and intuitive design, it is applicable to medium and large-scale production lines.

    Product Detail:

    Production process flow

    Filling powder: Uniformly fill the melamine powder (single color) into the mold cavity.

    Closing and pressurizing: The hydraulic system applies high pressure and heats to the resin curing temperature.

    Maintaining pressure and curing: Maintain pressure and time (about 30-60 seconds) to ensure complete cross-linking of the material.

    Cooling and demolding: Start the cooling system to cool down to below 80℃, then push out the finished product. Post-processing: Remove burrs, and pack after quality inspection.

     

    Core Specifications & Productivity Advantages

    Clamping Force: Boasts a 250-ton clamping force, providing sufficient pressure to ensure melamine resin powder fully solidifies and adheres to mold details—effectively preventing defects like loose edges or uneven surfaces in finished products.​

    High Productivity: Equipped with a high-speed hydraulic system and optimized heating modules, the machine completes one production cycle in just 2–4 minutes (depending on product size). This translates to a daily output of up to 2,000–2,500 pieces (based on 8-hour operation), It has significantly improved the overall production efficiency and is suitable for medium and large-scale production lines.

    Single-Color Focus: Specialized for single-color tableware production, it features a precise material feeding system that controls melamine powder dosage with an error margin of less than 1%, ensuring uniform color and texture across every batch.

     

    Advantages and Disadvantages of Monochrome Machines

    Advantages:

    1. Low cost: The equipment price is only 50-70% of that of multi-color machines.

    2. Simple operation: Few parameter adjustments, easy for workers to master.

    3. Convenient maintenance: Simple structure, low failure rate. 

    Disadvantages:

    1. Poor flexibility: Unable to produce multi-color or gradient effects.

    2. Limited efficiency: Frequent cleaning is required for single-color powder filling, and changing colors takes time.

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    Parameters

    Description of 250 ton high quality machine
    Picture Category Project PL 250T
    1a867c145b5c87eb9fba65036b4b5974 technical parameter cylinder diameter 420 mm
    Total pressure 250T
    Plate size 720×650 mm
    trip 400mm
    Guide post diameter 100mm
    Total machine weight 5500kg
    Machine size 2050×1400×2350 mm
    Machine configuration Heat shield Mica plate
    Heating plate thickness 70mm
    Heating mode Heating rod
    electric machinery Jiejia 7.5kw
    Oil pump Vickers VQ21
    Solenoid valve Taiwan Oil Research Institute
    Full oil valve Taiwan oil power
    PLC Delta
    servo controller Optional

    FAQ 

    Question 1:What are the application fields of melamine machines?
    A1:
    Applications for melamine tableware production: such as bowls, plates, chopsticks, knives, forks, spoons, etc.
    Manufacturing of kitchen utensils: such as chopping boards, heat insulation pads, cup mats, etc.
    Processing of electrical parts: such as sockets, switches, low-voltage electrical appliance housings, etc. Production of daily necessities: such as ashtrays, flower pots, dominoes, etc.

    Question 2:Is the maintenance of melamine machinery equipment complicated?
    A2:
    The daily maintenance is relatively simple. It mainly involves cleaning and lubrication. The key components need to be inspected regularly.

    Question 3:What's the difference between a two-color machine and a single-color machine?
    A3:
    Monochrome machines can only use one color of powder material. The production process is simple and only requires monochrome molds, with relatively low mold costs.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.

    Question 4: Does Panlong provide machine operation training?
    A4:
    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.

    Question 5:What are the precautions when using the melamine machine?
    A5:
    Temperature and pressure control: If the temperature is too high, it will cause the resin to char (resulting in yellowing of the products and release of formaldehyde). If the temperature is too low, the curing process will not be complete (leading to softness of the products and easy cracking).Insufficient pressure will result in bubbles or burrs. 2. Mold maintenance, 3. Safe operation

    Question 6:What is the working principle of the melamine molding machine?
    A6:
    Process summary:Filling: Fill melamine powder into the mold, heat and press, cool and demold, remove the semi-finished product after cooling, and then process: polishing, trimming, and quality inspection.