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  • How many types of extruder screws are there? There are several types of extruder screws, generally categorized as follows: 1. Single-Screw Extruder:  The most common type, featuring one helical screw for processing. 2. Twin-Screw Extruder:  Consists of two parallel screws that...
  • What is the HSN code for injection molding machine screw barrel? The HSN (Harmonized System Nomenclature) code for an injection molding machine screw barrel would most likely fall under Chapter 84, which covers "Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof."  Based on the...
  • What is the HS code for extruder screw barrel? The Harmonized System (HS) code for an extruder screw barrel typically falls under: HS Code: 8477.90 Description: Parts of machinery for working rubber or plastics, or for the manufacture of products from these materials, not...
  • Which Twin Extruder is Right for Your Needs? When considering a twin extruder, it's essential to understand its functionality and benefits. A twin extruder system uses two separate screw channels to process different materials simultaneously. This feature is ideal for producing complex parts...
  • What are the different types of extrusion screws? Extrusion screws are essential components in extrusion processes, used to shape materials like plastic, metal, or rubber. They come in various designs, each tailored to specific materials and applications. Here are the main types of extrusion...
  • What is the design of screw and barrel? The design of a screw and barrel is crucial in various industrial processes, especially in plastic extrusion and injection molding. The screw and barrel work together to melt, mix, and convey materials like polymers through the...
  • What is the HS code for screw and barrel? The Harmonized System (HS) code for screw and barrel assemblies typically falls under the category of machinery parts, specifically those used in injection molding machines, extruders, or other industrial machinery. Common HS Codes for Screw and...
  • What is the hardness of a screw barrel? The hardness of a screw barrel, which is an essential component in extrusion and injection molding machines, is a crucial factor for its durability and performance. Typically, the hardness of a screw barrel is measured using the Rockwell hardness...
  • What is the tolerance of screw and barrel wear? The tolerance of screw and barrel wear in an extruder or injection molding machine refers to the permissible degree of wear before performance is significantly affected. This tolerance is crucial because excessive wear can lead to poor material flow,...
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