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Batte Machinery Zhengzhou Co., Ltd.
E-mail: info@battemachinery.com
whatsapp: +86 158 38331071
Tel: +86 371 67991755
After-sales Tel: +86 371 67997677 / 67997877
Address:No.11 Changchun Road, High-tech Zone, Zhengzhou, China.

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Instructions for using high-temperature melt pumps

The high-temperature melt pump is installed at room temperature and operates at high temperatures, so it is necessary to consider the impact of thermal expansion of the heat medium pipeline and pump body on the normal operation of the pump, in order to avoid increasing the additional torque on the rotation of the pump shaft. When the pump body of the high-temperature melt pump heats up, the coupling must be installed after the shaft is aligned to avoid uneven force on the drive shaft during operation, which may cause uneven wear and damage to the shaft neck surface.

high temperature melt pump

The pressure side point of the outlet pipeline of the high-temperature melt pump and the motor must be equipped with an interlocking stop alarm. Once the discharge pipeline is blocked, the high-temperature melt pump will stop in a timely manner, otherwise it is easy to cause damage to the pump body. The viscosity of the melt has a decisive impact on its load-bearing capacity. During operation, it is important to always pay attention to changes in melt viscosity and speed control.

polymer/extrusion melt pump

When installing the high-temperature melt pump after maintenance, heat-resistant silicone oil and a small amount of lubricant should be applied to the mating surface of the shaft neck and bearings for initial lubrication. Before starting the high-temperature melt pump, it should be manually turned to ensure that the pump is filled with molten material, and then started at low speed. When there is no pressure formed at the pump outlet, blind acceleration is absolutely not allowed to avoid premature damage to the shaft or bearings. When increasing the speed of the high-temperature melt gear pump, it is necessary to do so slowly and not to cause a rapid increase in pump outlet pressure, in order to avoid damaging the bearings or causing the melt to block the lubrication channel and causing accidents.

plastic granulation extrusion melt pump

High temperature melt pumps are mainly used for the transportation, pressurization, and metering of high-temperature and high viscosity polymer melts. Currently, they are widely used in the extrusion molding of plastics, resins, rubber, and chemical fiber products. Industries such as granulation, film, pipe, sheet, sheet, artificial fiber, optical fiber, medical plastic catheters, etc.

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