To distinguish the quality of EPDM rubber sheet, the following methods can be used:
Observe the color: True EPDM rubber has a pure color, slightly dull, rather than very bright or dark. If the color looks particularly dull or too bright, it may be a sign of poor quality.
Smell its odor: True EPDM rubber, after being vulcanized and filled, has no pungent odor of ordinary rubber, but a fragrant smell. If a pungent odor is detected, it may indicate poor quality.
Click the figure above to understand EPDM rubber sheet
Touch its texture: True EPDM rubber has excellent texture and feels smooth when touched. If it feels rough, it may be of poor quality.
Combustion method: While not recommended as a regular method, it can be used to quickly judge by burning a small sample. True EPDM rubber burns with white smoke and a fragrant smell, while inferior materials emit black smoke and have a pungent odor.
Estos métodos pueden ayudar a los usuarios a juzgar inicialmente la calidad de EPDM rubber sheet, but when making an important purchase decision, it is advisable to refer to more professional inspection reports or consult professionals.