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  • Mold Temperature Controller Common Failure Analysis And Processing Nov 01, 2019
    In recent times, the Hengde mold temperature controller has garnered significant acclaim from both domestic and international customers, owing to its dependable performance and cutting-edge technology. With its soaring popularity in the global market, it has witnessed substantial export volumes to over 100 countries and regions, including the United States, Russia, Australia, Africa, and Southeast Asia, thereby earning high regard among customers worldwide.   Nevertheless, during the operational phase, certain malfunctions are bound to occur. In such instances, how can one undertake self-troubleshooting? The following suggestions are presented, and it is advisable to initially examine these solutions.   Common Failures for the Mold Temperature Controllers Cause Solutions 1. Unable to start, no fault indicator light. 2P2A Circuit breaker tripped Open the circuit breaker to check the cause. Phase loss Check the power cord. Transformer burnt Replace the transformer. 2. The indicator light for lack of media is on. The cooling water is not turned on or the pressure is insufficient Open the cooling water valve and check the pressure. Pressure switch problem Adjust the pressure switch or replace it. Insufficient heat transfer oil Add heat transfer oil 3. Pump overload light on. System overload 1. Check whether the hot water inlet and outlet valves are open and press the reset button; 2. Clear the scale of the electric heater. The power supply voltage is abnormal or the phase is missing 1. Use a three-phase meter to measure the three-phase voltage; 2. Check whether the power supply terminal is loose and tightened, and press the reset button. 4. The temperature is too high and cannot be cooled. The solenoid valve is blocked Clean the solenoid valve The solenoid valve coil is aging or damaged Parts need to be replaced. 5. Unable to heat or reach a certain temperature and no longer rise Solenoid valve is blocked or damaged Clean the solenoid valve or replace accessories. Heating tube burns out Replace the heating tube. 6. The fault light is on and the alarm does not sound Alarm failure Replace the alarm. The above methods are only for mud pump products of Hengde brand. Our mould temperature controllers are constantly updated and upgraded. Please contact us if you have any questions.    By understanding and addressing these common faults and their corresponding solutions, users can ensure the smooth and efficient operation of Hengde mold temperature controllers, maximizing their productivity and minimizing downtime. With proper maintenance and prompt troubleshooting, Hengde mold temperature controllers will continue to serve various industrial needs effectively and maintain their reputation for quality and reliability in the long run.   Choose Hengde, Choose Perfect Mold Temperature Controller!  
  • Application of mold temperature controller in composite material molding process Jul 04, 2025
    As a pioneer in the field of industrial temperature control, Hengde has always been committed to developing and providing advanced temperature control solutions. In the field of composite mold die casting, which is full of challenges and opportunities, Hengde has provided key mold temperature controller products to many companies with its outstanding technical strength and rich industry experience, helping companies improve production efficiency and product quality.   The head of a well-known aerospace parts production company that has cooperated with us for many years gave feedback: "Before using Hengde composite material compression molding temperature controller, we often had quality problems such as bubbles and uneven strength in the products during filament winding and compression molding processes due to unstable temperature control, and the scrap rate remained high. Since the introduction of Hengde temperature controller, these problems have been solved. Its temperature control accuracy is extremely high, and it can be accurately regulated according to the temperature curve we set, which greatly improves the quality stability of the product. Moreover, its efficient heating and cooling system has shortened our production cycle by nearly 30% and significantly reduced production costs. Hengde temperature controller is really a powerful assistant for us to improve production efficiency!"   The following are common and key application scenarios of mold temperature controllers in composite material molding processes: 1. Filament winding: In the filament winding molding process, the fiber is first fully impregnated with resin through the resin glue tank, and then wound on the continuously rotating core mold according to a carefully designed rule. After winding, the glue needs to be heated to solidify and mold. In this process, Hengde mold temperature controller can accurately control the heating temperature to ensure that the glue is uniformly cured under suitable temperature conditions, thereby improving the strength and stability of the winding products and meeting the stringent requirements of high-end fields such as aerospace for material performance.   2. Pultrusion: For the pultrusion process, the carbon fiber roving or its fabric is pulled by external force and goes through the steps of dipping, extrusion molding, heating and curing, and fixed-length cutting in sequence. Hengde composite material mold temperature controller plays a key role in the heating mold link. Through precise temperature control, it can significantly speed up the curing time, greatly improve production efficiency while ensuring product quality, and meet the needs of large-scale production in industries such as automobile manufacturing.   3. Resin transfer molding (RTM): In the resin transfer molding process, the reinforcement material is first made into a preform and placed in a closed mold, and then the resin is injected into the mold under the dual action of vacuum and pressure to cure it. Hengde mold temperature controller effectively speeds up the curing speed by accurately heating the mold, greatly improving production efficiency, and has been widely used in fields such as electronic equipment component manufacturing.   4. Compression molding: Compression molding is a process in which the molding material is placed in a metal mold and solidified under specific pressure and temperature conditions. In many compression molding processes, such as short fiber compression molding, felt compression molding, rag compression molding, lamination compression molding, winding compression molding, fabric compression molding, directional laying compression molding, preformed embryo compression molding, sheet molding compound compression molding (SMC compression molding), etc., Hengde mold temperature controller plays an indispensable role. It can accurately adjust the mold temperature according to different process requirements to ensure that the quality of the molded products is stable and meets high standards.     Through its wide application in these key molding processes, Hengde composite compression mold temperature controller plays a vital role in aerospace, automobile, electronics and other fields with extremely high material performance requirements. It not only helps companies manufacture high-quality composite products, but also promotes the technological progress and development of the entire industry. Hengde will continue to uphold the spirit of innovation, continuously optimize product performance, provide better temperature control solutions for more industries, and work with customers to create a brilliant future.   Choose Hengde,Choose Perfect Mold Temperature Controller!
  • What is the Function of the Mold Temperature Controller? Sep 02, 2025
    Mold temperature controllers (MTCs) are essential pieces of equipment in industries such as plastics, rubber, die-casting, and injection molding. These devices are designed to regulate the temperature of molds during the manufacturing process, ensuring optimal product quality and production efficiency. The importance of maintaining the correct mold temperature cann't be overstated, as it directly impacts the precision and consistency of the final product.     Functionality of Mold Temperature Controllers Mold temperature controllers serve several key functions, all geared towards improving the efficiency of industrial molding processes:   1. Precise Temperature Control: The primary function of an MTC is to maintain a stable, uniform temperature in the mold. In the manufacturing processes such as injection molding, blow molding, and die - casting, the temperature of the mold has a significant impact on the performance of the production process and the quality of the final product. For example, in injection molding, if the mold temperature is too low, the plastic melt may cool down too quickly, resulting in uneven filling of the mold cavity, short shots, and poor surface quality of the product. On the contrary, if the mold temperature is too high, it may cause over - heating of the plastic, leading to material degradation, warping, and other defects. A mold temperature controller can accurately adjust the temperature, usually within a very small temperature deviation range (such as ±0.5°C or even smaller), ensuring that the mold temperature remains at the optimal value required by the production process.   2. Heating and Cooling: An MTC provides both heating and cooling functions. By regulating the temperature of the mold, it ensures that the material doesn't cool too quickly, preventing issues such as warping or cracks. On the other hand, it also prevents overheating, which can result in defects like flash or uneven surface quality.   3. Consistency and Quality: Mold temperature controllers help ensure consistent temperatures across the entire mold surface. This consistency reduces the likelihood of defects and variability, resulting in higher-quality products with fewer defects, which is critical in industries where precision is vital.   4. Energy Efficiency: Modern mold temperature controllers are designed to be energy-efficient, minimizing energy waste by adjusting the heat and cooling cycles in real-time. This contributes to lower operational costs while maintaining production speed and quality.   5. Faster Production Cycles: By keeping the mold temperature under control, MTCs help to speed up production cycles. A stable temperature reduces the need for constant adjustments, allowing for faster and more consistent output, which is a significant advantage in high-volume manufacturing environments.   6. Cost Reduction: By preventing common molding problems, such as warping or dimensional changes, mold temperature controllers help to reduce scrap and rework. This not only improves product quality but also cuts down on material costs and production downtime.   Why Choose Nanjing Hengde Electrical Equipment Co., Ltd? At Nanjing Hengde Electrical Equipment Co., Ltd, we specialize in producing high-quality mold temperature controllers and industrial chillers that are engineered to deliver precision and reliability. With over many years of experience in the industry, we have developed a reputation for providing innovative solutions tailored to meet the specific needs of our clients. Our water mold temperature controllers and oil mold temperature controllers are designed to ensure optimal performance in a wide range of applications, offering enhanced energy efficiency, superior temperature control, and faster production cycles.   Whether you're working with injection molding, die-casting, or rubber processing, Hengde’s mold temperature controllers provide the accuracy and consistency needed to achieve high-quality results. For more information on our products and solutions, please visit our website at www.hengdechiller.com.   Choose Hengde,Choose Perfect Mold Temperature Controller!

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