It depends on the quantity of samples in need and the order of intent. The samples may be free or may be offered at bulk price. The O ring samples could be customized to meet specific requirements. The samples enable you to try the product before purchasing it. Any feedback is welcomed.

Suzhou Ultimate Sealing Technology Co.,Ltd. Seal has been engaged in research and development and creation of O ring since its inception. As one of Ultimate's multiple product series, ED ring series enjoy a relatively high recognition in the market. Main tests performed are during inspections of Ultimate NBR ED ring. These tests include fatigue testing, wobbly base testing, smell testing, and static loading testing. The spectrum of this product is pure and rich, adding a lot of glory to the application fields. This unexpected effect brings a warm and comfortable lighting atmosphere for users.

Ultimate Seal aims to create an world-known brand in future. Contact us!