- Position:
- Batte Melt pump > NEWS >
2024-09-18 What are the functions of selecting melt pumps and screen changers for plastic granulation production
In the plastic granulation production line, the melt pump and the screen changer each play a pivotal role, with their functions complementing each other to ensure the stable and efficient operation of the production line. Role of the Melt Pump: Conveying and Pressurization: The melt pump is primarily used for conveying and pressurizing high-temperature, high-viscosity polymer melts. During the plastic granulation process, the melt pump can stably provide the required pressure and flow rate, ensuring that the melt is smoothly conveyed to the next process step, thus preventing product quality is
2024-09-14 What is the difference between a reactor melt pump and an extruder melt pump?
The melt pumps for reactors and extruders exhibit notable differences in multiple aspects, primarily in their application scenarios, installation locations, functional characteristics, and working principles. I. Application Scenarios and Installation Locations Melt Pump for Reactors: Specifically suited for high-pressure, high-temperature, and high-viscosity polymer melt delivery in reactions, such as in the resin and chemical fiber industries. Typically installed at the bottom of the reactor, it serves as a discharge pump. Designed to handle large flow rates and with excellent self-priming ca
2024-09-13 How long is the lifespan of the melt pump in the PP hollow board extrusion production line?
The lifespan of the melt pump in a PP hollow sheet extrusion line is a relatively complex issue, as it is influenced by various factors, including but not limited to the pumps intrinsic quality, operating conditions, and maintenance status. As such, it is not feasible to provide a specific, absolute figure for its lifespan. However, I can delve into several aspects that can contribute to enhancing the melt pumps longevity: I. Factors Affecting the Lifespan of the Melt Pump Intrinsic Quality of the Pump: High-quality melt pumps typically employ superior materials and advanced manufacturing tech
2024-09-12 Rubber extrusion melt gear pump
The polymer extrusion melt pump is a specialized melt pump used in the rubber processing industry, primarily for the transportation, pressurization, and metering of high-temperature, high-viscosity rubber melts. Below is a detailed introduction to the rubber melt pump: I. Definition and Function The rubber melt pump is a positive displacement conveying device that utilizes the change in working volume caused by the meshing of the driving and driven gears to transport the melt. It is primarily employed in the rubber extrusion molding process, such as the production of rubber tubes, rubber sheet
2024-09-11 Modified granulation color masterbatch granulation melt pump
Modified Granulation Color Masterbatch Melt Pump : A Vital Device for High-Temperature, High-Viscosity Polymer Melt Transfer, Pressurization, and Metering,Here is a detailed introduction to this crucial equipment: I. Overview The Modified Granulation Color Masterbatch Melt Pump, or simply known as the Melt Pump, is an indispensable piece of equipment in the plastic processing industry. It operates stably under high-temperature and high-pressure conditions, ensuring continuous transfer and precise metering of polymer melts, thereby fulfilling the stringent requirements of modified granulation a
2024-09-07 What is the maintenance method for the melt pump of the blown film machine?
The maintenance methods of the melt pump in a film blowing machine are crucial for ensuring the stable operation of the machine and prolonging the service life of the melt pump. Here are some key maintenance procedures: I. Daily Inspection and Maintenance Regular Check of Pump Outlet Pressure: Regularly inspect the pump outlet pressure to ensure it operates within the normal range, avoiding overpressure that could damage the pump body. Inspection of Pump Fastening Bolts: Periodically check if the fastening bolts of the pump body and accessories are loose. Tighten them promptly if found loose t
2024-09-06 Does the rotational speed of the melt pump have any effect on the melt flow rate?
The rotational speed of the extruder melt pump has a direct and significant impact on the melt flow rate. The following is a detailed analysis of this impact: Direct Proportionality The flow rate of the melt pump exhibits a strict direct proportionality with its rotational speed. This means that as the rotational speed of the melt pump increases, the conveyed melt flow rate correspondingly increases; conversely, when the rotational speed decreases, the melt flow rate also decreases. This characteristic makes adjusting the rotational speed of the melt pump an effective means of controlling the
2024-09-03 Does the sheet extrusion production line need to use a melt pump?
The question of whether a extrusion gear pump is absolutely necessary for a sheet extrusion line does not have a definitive answer. It primarily depends on specific production needs, process conditions, and economic benefits, among other factors. Below is a detailed analysis of this issue: I. Role of Melt Pump in Sheet Extrusion Lines Stable Extrusion: The melt pump eliminates feeding errors from the feeding system and mitigates fluctuations transmitted from upstream processes, resulting in a more stable extrusion process. This enhances the dimensional accuracy of the sheets and reduces waste
2024-09-02 What are the advantages of the control system for melt pumps?
The control system of the melt pump plays a crucial role in the melt pump extrusion system, and its advantages are mainly reflected in the following aspects: I. Improving Output Stability and Product Quality Reducing Pressure Fluctuations: During the extrusion process, the control system can reduce pressure fluctuations caused by factors such as uneven material feeding, temperature fluctuations in the barrel and die head, and screw speed pulsations. This helps ensure dimensional accuracy of the extruded products, thereby reducing waste rates and improving product quality. Optimizing Operating
2024-08-31 Analysis of the causes of material leakage in the melt pump
The reasons for material leakage in a melt pump can be attributed to multiple factors, primarily related to the pumps structure, operating conditions, and maintenance status. Below is a detailed analysis of the causes of material leakage in a melt pump: I. Sealing Failures Aging or Damage of Sealing Components: Sealing components in a melt pump, such as shaft seals, packing, and O-rings, may lose their sealing effectiveness due to aging, wear, or corrosion after prolonged operation, leading to material leakage. Improper Installation: If sealing components are not installed according to specifi
