Testing method for thermos cups
The testing methods for insulated cups mainly include insulation performance testing, sealing inspection, material verification, and impact resistance evaluation. The core methods are temperature change measurement and inverted water leakage testing. The following are specific steps and standards: 1. Thermal insulation performance test (1) Hot water insulation test Pour nearly 100 ℃ boiling water to […]
Can a thermos hold coffee?
A thermos can hold coffee, but attention should be paid to material selection and time control, as follows: 1. Material and Chemical Reaction Stainless steel insulated cup: It can hold coffee in the short term (2-4 hours), but it should be avoided to store for a long time. Tannic acid in coffee may corrode stainless […]
