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Operating Guide for Replacing the Filter Screen of a Plate-Type Hydraulic Screen Changer

Before replacing the filter screen of a plate-type hydraulic screen changer , please ensure that all necessary preparations have been made and follow the detailed steps below: 1. Inspect the spare filter station: First, carefully check whether the filter screen has been properly installed on the spare filter station. If not, install the filter screen accurately into the slots of the perforated plate, ensuring it is securely fastened. 2. Confirm the position of the perforated plate: Next, check w

Single-plate screen changer configuration

The configuration of the single-plate screen changer must be selected based on specific process requirements, including core components and parameters. The key configurations include the following: Core Components Main Structure: Utilizes flexible pressure-activated sealing technology to ensure the seal automatically activates and compensates with melt pressure, suitable for high-viscosity materials. Hydraulic System: Compatible with a accumulator hydraulic station to achieve rapid screen changi

What is the function of a screen changer in a plastic extruder?

The primary functions and benefits of a screen changer in a plastic extruder include the following: Filtering impurities: During the production process, plastic raw materials may become contaminated with various impurities, such as dust, metal shavings, and gel particles. The screen changer filters the plastic melt through a filter screen, preventing these impurities from entering downstream equipment of the extruder, such as the mold. This improves the quality of plastic products and reduces de

How to choose a screen changer for a plastic extruder?

There are many types of screen changers for plastic extruders, each with its own unique features. Manual screen changers are known for their compact size and easy installation. Although they require a brief shutdown during screen changes, they are ideal for applications with low continuous production requirements or small-scale test lines. Single-plate screen changers, whether single-station or multi-station (such as dual-station or quad-station), feature a simple structure and high cost-effecti

PS Transparent Sheet Extrusion Screen Changer

PS (polystyrene) transparent sheets require a high degree of purity in the melt during the extrusion production process to prevent impurities from affecting transparency and surface quality. The extrusion screen changer, as a critical piece of equipment for filtering impurities from the melt, can effectively improve the production quality of PS transparent sheets. Its selection and application must be tailored to process requirements and equipment characteristics, as detailed below: 1. The Role

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