If the product page of rubber parts is marked with "Free Sample", then a free sample is available. In general, free samples are available for regular products of Suzhou Ultimate Sealing Technology Co.,Ltd.. However, if the customer has certain requirements, such as product size, material, color or logo, we will charge a fee. We sincerely hope that you understand that we want to charge the sample cost and will deduct it once the order is confirmed.

Ultimate Seal has a high level of professionalism in production of FKM gasket. As one of Ultimate's multiple product series, Oil seal series enjoy a relatively high recognition in the market. Before delivery, Ultimate silicone o rings must go through various kinds of tests. These tests include working efficiency testing, service life testing, strength&stiffness testing, anti-friction testing, wear&tear testing, vibration stability testing, etc. This product is improving to reduce the electricity used for lighting by 80% compared to the conventional lights so that it can help users to reduce cost in illumination.

our company Seal invests heavily in basic research, concentrating on technological breakthroughs that drive the world forward. Inquiry!