HSI specializes in the production of various spring peripheral equipment, such as: electrical conveyor belt furnaces, box-type tempering furnaces, parts collectors, automatic wire feeding stations, spring length inspection machines and other equipment. HSI can also provide special tempering furnaces that comply with international standards according to customer needs, such as: CQI-9 furnace for the automotive industry, AMS2750F furnace for the aerospace industry, etc.
At the same time, HSI cooperates with HTC and is responsible for exporting various spring manufacturing machinery produced by it. Founded in 1969, HTC is a world-renowned professional spring machine manufacturer. Its main product lines are CNC compression spring machines and spring forming machines. The processing wire diameter range of the compression spring machine covers 0.15mm~18.0mm, and can be controlled by up to 12-axis servo motors. The processing wire diameter range of the spring forming machine covers 0.2mm~7.0mm, and can be controlled by up to 21-axis servo motors. In addition, spring end grinding machines and special machines have gradually become one of HTC's main product lines. HTC's goal is to continue to develop and produce high-quality precision spring machinery.
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