Nanjing Julong is good at plastics modification.

Nanjing Julong Science & Technology Co.,LTD




Julong Test Center has awarded Certificate No. L4716 by China National Accreditation Service for Conformity Assessment (CNAS) in October 2010. It is now able to do 18 tests as follows.



Vicat softening temperature


Charpy impact properties

Temperature of deflection

Melting temperature

Izod impact properties

Ball indentation hardness

Polyamide viscosity

Tensile properties

Rockwell hardness

Polymer transition temperature

Flexural properties

Shore hardness

Heat aging



Xenon-arc weathering



Nanjing Julong Science & Technology Co.,LTDISO-TS 16949 2009.pdf

Nanjing Julong Science & Technology Co.,LTDISO 9001 2008.pdf

Nanjing Julong Science & Technology Co.,LTDCNAS 2017.pdf

Nanjing Julong Science & Technology Co.,LTD14001.PDF

 Julong Test Center has also been approved by mainstream OEMs GM, FORD, SAIC, Great Wall, etc.




Not merely testing the raw materials and Julong plastics, the Test Center has been authorized as the third-party nonmetal test institute by CNAS. It owns more than 60 sets of top grade equipment, including microcomputer controlled universal testing tensile machines, pendulum impact testing machines, friction fastness testers, plastic Rockwell hardness tester, damp heat cyclic test chamber, viscometer, air ventilation climatic chamber, DSC analyzer, microscopic melting point tester, polarizing microscope, HDT/VICAT, etc.

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