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42 Years Injection Molding Machine, Plastic Injection Molding Machines Supply | TOP UNITE

Located in Taiwan, TOP UNITE MACHINERY CO., LTD., since 1993, is an injection molding machine manufacturer that provides different types of injection machines, including horizontal injection, dual color servo energy-saving and vertical servo energy-saving toggle.

At TOP UNITE, each injection molding machine is built with clamping unit, electrical control unit, hydraulic control system, injection unit, and is wildly used in automotive parts, diving equipment, dual color material injection, mold labeling, metal injection molding and medical equipment. TUM's staff are highly trained and experienced, which provide maintenance and technical support for injection molding machines to make sure your equipment remains in peak operating condition.

TOP UNITE has been offering customers high-quality and effective plastic injection molding machine, both with advanced technology and 42 years of experience, TOP UNITE ensures each customer's demands are met.

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  • New Generation of Hydraulic Injection Molding Machine
    New Generation of Hydraulic Injection Molding Machine
    EH-DS Series (50~750 TON)

    Top Unite has launched a whole new generation of hydraulic injection molding machines. The major advantage of this new model is we provide back pressure to every action by limiting the oil return flow that decreases affection by inertia increases the hydraulic fluidity stability from a high-speed to stop condition. With this advantage, we achieve the precise level of the electric injection molding machine. Furthermore, we still keep the hydraulic injection molding machine's original advantage of high holding pressure ability and stable linearity pressure output.


  • The Advanced Engineering Plastic Injection Molding Machine
    The Advanced Engineering Plastic Injection Molding Machine
    EH Series (50~750 TON)

    Top Unite releases a customized injection molding machine for advanced engineering plastics. In recent years, the quality standard of plastic products getting strict than before. For meeting these standards, lots of new plastic have been launched in the past few years, especially advanced engineering plastics. The advanced engineering plastics require acid and alkali proof, high-temperature resistance, halogen-free, and high structural strength. By upgrading the hydraulic system output pressure to 200kg/cm², improve the cooling system, build a special screw barrel, and increase the motor power and heater capacity, the Top Unite achieves a high-performance injection molding machine for advanced engineering plastics.


  • The High-Efficiency Synchronous Injection Molding Machine
    The High-Efficiency Synchronous Injection Molding Machine
    EHIII Series (50~750 TON)

    The high-efficiency synchronous injection machine is designed to meet the comprehensive needs of customers for cost, production capacity, and stable production process. The injection unit and clamping unit are individually controlling by a dual hydraulic system, these two systems could synchronize dosing and mold-opening to match a perfect production timing. Through comprehensive structural improvements and system upgrades, this model can significantly reduce production costs, shorten production cycles and rising output.


  • Thin-Wall Injection Molding Machine
    Thin-Wall Injection Molding Machine
    EHIII-DS Series (50~750 TON)

    Top Unite provides solutions for thin-wall plastic products. By increasing the injection speed and the stability of injection, the thin-wall injection machines effectively avoiding short shots and flashes on the product to improve product quality. We upgrade the thin-wall injection machines control components to get a higher injection speed that ensures the injected melting plastic material could reach the entire mold cave before it getting solidification which decreases the short-shot products happened.


  • Polycarbonate Injection Moulding Machine
    Polycarbonate Injection Moulding Machine
    EH-DS Series (50~750 TON)

    Injection molding machine has directed the characteristic of polycarbonate, strengthens the injection unit to get higher injection pressure that maintains a stable production and effectively preventing wavy or streaks caused on the product surface. This series of models build-in a Polycarbonate-transparent special-purpose material barrel, which surfaces with the chromium plating process, and an exclusive L/D ratio design, to prevent black spots and yellowing on the product and improve production quality.


  • Plastic-Caps Special Injection Molding Machine
    Plastic-Caps Special Injection Molding Machine
    EH-DS Series (50~750 TON)

    Top Unite launches plastic-cap special injection molding machine against the food packaging industry. The machine builds in a PP and PE special double thread material barrel. It helps to compound with color masterbatch during the material is plasticizing to reduce the defective products. To save more time, we place a proportional valve to boot up the speed in the mold closing/opening and make it more accurate to protect your mold. Meanwhile, we strengthen the clamping toggle structure to bear the high pressure from high-speed mold closing/opening which extends the service life.


  • Medium and Large Size High Speed Hybrid Injection Molding Machine
    Medium and Large Size High Speed Hybrid Injection Molding Machine
    EHIII-DS Series (180~750 TON)

    The 180 ton to 750 ton High-Speed Hybrid Injection Machine with the Bosch Rexroth servo-valve and the Rexroth Injection Molding Process Controller. The controller has rapid response and feedback, and multi-stage of PID control features that enable to control of injection pressure, hold pressure, and backpressure precise.


  • Medium and Large Size High Speed Injection Molding Machine
    Medium and Large Size High Speed Injection Molding Machine
    EHIII SERIES (180~750 Ton)

    The 180 ton to 750 ton medium and large size high-speed injection molding machine reaches the 360mm/sec injection speed rate by the assist of the accumulator. To control the flow from the accumulator, we use a servo valve to inject, charge and switch the holding pressure point, which makes sure every single injection could inject the same volume of plastic to prevent the flashing or short shot of the products.


  • Medium and large size Hydraulic Injection Molding Machine
    Medium and large size Hydraulic Injection Molding Machine
    EH Series (180~750 TON)

    Top Unite launches medium and large-size Hydraulic Injection Molding Machines ranging from 180ton to 750ton. The mainly hydraulic system configures an Electro-hydraulic proportional system to control the oil flow and pressure. It has responsive and high-consistency features. Via the Lvdt spool receives the feedback signal and modifying output, lets the users get a hydraulic pressure closer to the actual situation, and helps the users grasp the control of injection parameters. The power resource is from a double fixed vane pump. The main hydraulic system can provide a high-flow source via pumps' confluent, which gives an advantage to booting up the speed of the machine. The traditional-hydraulic system has two features, one is high-pressure resistance, and second is it can provide a long holding time. So the traditional injection machine is more suitable for making thick parts, transparent parts, products that require a smooth surface, or materials that need high-pressure holding.


  • Small Size High Speed Hybrid Injection Molding Machine
    Small Size High Speed Hybrid Injection Molding Machine
    EHIII-DS Series (50~140 TON)

    The 50 ton to 140 ton High-Speed Hybrid Injection Machine with the Bosch Rexroth servo-valve and the Rexroth Injection Molding Process Controller. The controller has rapid response and feedback, and multi-stage of PID control features that enable to control of injection pressure, hold pressure, and backpressure precise.


  • Small Size High Speed Injection Molding Machine
    Small Size High Speed Injection Molding Machine
    EHIII SERIES (50~140 Ton)

    The small high-speed injection molding machine is from 50 tons to 140 tons. It comes standard with a high-response servo valve and accumulator. During the assistance with the accumulator, the injection rate can reach 360mm/sec. The high-response servo valve detects the actual pressure and position of the injection by the transducer and then catches the feedback signal to adjust the output to reach a perfect closed-loop control. By the precision control of the injection, plasticizing, and holding switch-over to prevent causing flash or short-shot.


  • Small Size Hydraulic Injection Molding Machine
    Small Size Hydraulic Injection Molding Machine
    EH Series (50~140 TON)

    The 50ton to 140ton Small-size Hydraulic Injection Molding Machine comes with an electro-hydraulic control system by the Rexroth solenoid and proportional pressure relief valve (both with Lvdt). The high-response hydraulic pressure and flow control system can quickly changeover to every injection stages command given by the user is needed. The hydraulic power resource is from the induction motor coupled with a vane pump, it is more capable of producing long hold pressure time (more than 60sec) products.


  • Small Size Hybrid Injection Molding Machine
    Small Size Hybrid Injection Molding Machine
    EH-DS Series (50~140 TON)

    Small size Hybrid Injection Machine range from 50ton to 140ton equips the servo energy saving system, which achieves an outstanding energy-saving effect. The Hydraulic system with a rapid response and pressure output linear feature, easy to reach every requirement given by the user. Our Injection Machines can provide stable pressure when a high flow rate is required during the production. It saves energy during the low pressure output and the product cooling. Comparing with the conventional hydraulic system, it saves 60% energy consumption. It has a perfect pressure curve repeatability, and still keep the advantage of conventional hydraulic system, that has the ability to keep the pressure at 140kg/cm2 at least 30 sec. with low oil flow, it gives a huge competitiveness of thick products to prevent shrink, bubblers, jetting, etc.


  • Medium and large size Hybrid Injection Molding Machine
    Medium and large size Hybrid Injection Molding Machine
    EH-DS Series (180~750 TON)

    The 180ton to 750ton medium and large size Hybrid Injection machine equips a high-performance servo motor, which also achieves an outstanding energy-saving effect. With a rapid response and pressure output linear feature, easy to reach every requirement given by the user. It reduces the motor r.p.m when during the low flow is required and the product cooling to save the energy consumption. Comparing with the conventional hydraulic injection machine, it saves 60% energy at least.


  • Dual Color Hybrid Injection Molding Machine
    Dual Color Hybrid Injection Molding Machine
    DC-DS Series (260~660 TON)

    Top Unite launched high-performance two-color injection machine in the pursuit of high-quality that carries a TOSHIBA servo system. Via this servo system, it presents a high-performance injection, accurate dosing, and exact holding pressure switch point to give advantages to your production. This series of machines not only show high performance but also give its advantage to you in energy-saving. With the servo motor features, the current consumption depends on the pressure and the flow requirements that you set up, and it can greatly saving energy during the product cooling process.


  • High Performance Two-Color Injection Molding Machine
    High Performance Two-Color Injection Molding Machine
    DC-DS Series (260~660 TON)

    Top Unite two-color energy-saving injection machine carries a closed-loop hydraulic system that shows excellent performance to let you have high stability and rapid feedback in operation that is easy to produce any high precision two-color plastic products. The sturdy clamping structure can bear the weight brings from two sets of molds which make clamping to get a stable and smooth movement and it gives more safety to protect your mold, preventing damage caused during the clamping process.


  • Vertical Toggle Hybrid Injection Molding Machine
    Vertical Toggle Hybrid Injection Molding Machine
    V-DS Series (60~150 TON)

    Vertical hybrid Injection Molding Machine with the toggle clamping system, build in an auxiliary hydraulic cylinder to assist lifting up the platform during clamping to reduce the loading of the toggle and make clamping more quickly, thereby to increase the lifetime, this mechanical structure also prevents when high-speed clamping causes the collision of the core and cavity.


  • Horizontal Injection Molding Machine
    Horizontal Injection Molding Machine

    Our Horizontal injection molding machine clamping force form 50ton - 750ton and provide 4 series, include EH series (with traditional motor), EH-DS series (with Toshiba servo motor), EHⅢ series (traditional motor with accumulator), EHⅢ-DS series (Toshiba servo motor with accumulator). In addition to producing plastic products, our injection molding machines can also produce metal products like stainless 304. Plastic injection molding applications are quite extensive, which were mainly applied in Automotive parts, Medical equipment, Toy stationery, Sports equipment, Household / Industrial hardware, Cosmetic containers, Food container cutlery, 3C electronics industry, Drinking water fittings, Game console housing, Diving equipment, Household appliances, Daily necessities, etc.


  • Small size injection molding machine
    Small size injection molding machine

    Small injection molding machines range from 50ton to 140ton, this size range positioning is perfect to build into an electrical parts production line. Combining precision control and high-speed response components that reach an outstanding performance gives you a reliable production output.


  • Medium and large size injection molding machine
    Medium and large size injection molding machine

    The medium and large series injection molding machines from 180ton-750ton gives a good ability to manufacture precision plastic parts. Depending on the size, structure, and expected output of the product, we provide multiple choices in injection speed, injection pressure, screw diameter, and so on. We help our customers to optimize the production to get the maximum output by using our medium and large injection machine in multiple cavities mold.


  • Special-purpose injection molding machines
    Special-purpose injection molding machines

    The Top Unite Machinery provides solutions that depend on every industry's different need develop special-purpose injection molding machines to apply in various industries. We’ve launched several types of special-purpose injection molding machines, e.g., cap, thin-wall, polycarbonate, in-mold-label, by changing injection unite and hydraulic components, upgrading servo system and so on. In the future, we are hoping to lunch our products into more industries, anyone who needs a solution, please contact us.


  • Dual Color Servo Energy-Saving Injection Molding Machine
    Dual Color Servo Energy-Saving Injection Molding Machine

    Dual color injection molding machine means that it can produce product with two different types of plastic material or colors in one process. In single injection machine we used to produce one material first, then use manual mode to insert the semi-finished product in to the mold and inject again. To compare with the single injection, Dual color injection can reduce the costs of human resources and circle time. Plastic injection molding applications are quite extensive, which were mainly applied in Automotive parts, Medical equipment, Food container cutlery, 3C electronics industry, Sports equipment, Cup, Bowl, Hand Tool Grip.


  • Vertical servo energy-saving Injection Molding Machine
    Vertical servo energy-saving Injection Molding Machine

    Vertical injection molding machine clamping force form 60ton - 150ton, usually apply to insert molding, because the clamping direction is vertical, it's more easy to insert the semi-finished product inside the mold and don't need to worry the semi-finished product will fall out that cause the damage of the mold.


  • Plastic Injection Molding Peripheral Equipment
    Plastic Injection Molding Peripheral Equipment

    By the abundant experience of plastic injection molding peripheral equipment integration, Top Unite provides a customize service including one-stop service, from the mold developing, processing design, purchasing injection molding machine, building auxiliary equipment, automatic assembling, and packaging. Via an efficient industries cooperation net achieves the best competitiveness to create more production profit for our customer.



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