Quality is always the foundation of enterprise survival! TOOSNN also regards quality as the most important thing, so we have many quality testings for products, such as salt spray testing, leakage testing, flow testing, pressure testing, etc. After the machine test, we also asked the workers to review again to guarantee the quality management.
Analyze the proportion of metal elements in raw materials and identify the quality grade of raw materials.
Check the basic size requirements of the product, checkthe important dimensions,and avoid the milsfit in production.
Test the coating thickness of the product to ensure thequality of the product.
Grade 9 salt spray test standard:24 h.Test the corrosionresistance grade of products according to internationalstandards
Check the number of service life of the spool and confrmthe quality grade of the spool.
Strictly control the appearance quality of products,Notonly keep the nice appearance, but also all details as thedrawings.
Functional testing, including water test / gas test, toprevent leakage of the product.
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