Norner performs very many standard test for injection moulding.

• Mechanical properties according to ISO/ASTM standards
• Chemical characterization
• Food migration OML/SML

Performance tests

• Closure dimensions
• Hinge Torque
• Hinge Tensile test
• Hinge fatique test
• Response of Colour MB of performances
• Cap doming
• Leakage testing
• Secure Seal Test (SST)
• C02 retention
• Test Method of Environmental Stress Crack Resistance (ESCR) of Threaded Plastic Closures (ASTM D5419-14a./ ASTM D5419-95)

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