There are several key factors that determine the effectiveness of a radial oil seal. These include the material composition of the seal, its design, and the installation process. The material used to manufacture the seal must be able to withstand the high pressures and temperatures that can be encountered in machinery applications, as well as the chemical corrosion that may be present in the operating environment The material used to manufacture the seal must be able to withstand the high pressures and temperatures that can be encountered in machinery applications, as well as the chemical corrosion that may be present in the operating environment The material used to manufacture the seal must be able to withstand the high pressures and temperatures that can be encountered in machinery applications, as well as the chemical corrosion that may be present in the operating environment The material used to manufacture the seal must be able to withstand the high pressures and temperatures that can be encountered in machinery applications, as well as the chemical corrosion that may be present in the operating environmentradial oil seal. The design of the seal must take into account the specific requirements of the application, including the size and speed of the shaft, the type of fluid being sealed, and any other relevant factors. Finally, proper installation is essential to ensure that the seal is properly seated and functioning correctly.