In addition to the inner QC testing, Suzhou Ultimate Sealing Technology Co.,Ltd. also endeavors to get a third party certification to confirm the superior quality and functionality of our products. Our quality control applications are detailed, from the selection of materials for delivery of the final product. Our Oil seal is extensively examined to make sure that it satisfies the highest standards for reliability and performance.

Ultimate Seal is a well-known expert in China rubber strip field. Ultimate's rubber parts series contains multiple sub-products. Ultimate NBR ED ring has passed a wide range of tests. They cover stress points testing, support points testing, yield points testing, wear resistance testing, toughness testing, friction force testing, etc. It can endure the stresses of real-world working conditions. All components are designed with force analysis to ensure the strength of withstanding forces during operation.

we Seal will enhance its sales network in the future. Inquire!