For Friction Spring , everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our Friction Spring has been well received by many customers and enjoyed a good reputation in many countries. Sunzo SpringFriction Spring have characteristic design & practical performance & competitive price, for more information on the Friction Spring , please feel free to contact us.
SUNZO has it’s own researching and development team and test center, has participate in rule-making of the latest national industry standards and the international ISO standards for disc springs.
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