Salt spray test: to test the corrosion resistance of zamac perfume caps to salt spray
Bagel test: to test adhesion of zamac caps’ surface substance
The torque test: to test perfume bottle caps’ locking and opening torque value. Whether its torque value is appropriate, it has a great impact on transportation and customers’ use.
Sealing test: To test the sealing performance of the perfume bottle caps .Seal it with the rated torque of the capping machine ,test by the perfume bottle sealing tester, pressurize to 200kPa, hold perfume caps with pressure underwater for 1 minute, observe whether there is air leakage, and then increase the pressure to 350kPa, hold the pressure for 1 minute, observe whether the metal perfume cap is loose and pop out. No air leakage is required at 200kPa and no cover is removed at 350kPa.