Dynamic sealing requirements for rotating or reciprocating downhole tools demand low-friction, wear-resistant materials. Mud motors require seals withstanding continuous rotation at varying speeds. Drilling jars need seals surviving thousands of impact cycles. Friction characteristics affect tool efficiency and battery life in electronic tools. Advanced compounds and surface treatment... https://globalsealstech.com/product-category/oil-gas-seals/downhole-completion-tools-seals/