- Diverse Sizes : This set includes 225 silicone O-rings in 15 metric sizes ranging from 6mm O.D. to 20mm O.D., allowing for versatile applications. Refer to the images for detailed size information. - High-Quality Material : Crafted from nontoxic silicone, these O-rings feature a smooth surface that is safe and environmentally friendly. With a hardness rating of 50A, they offer antistatic properties, excellent elasticity, and are inherently waterproof. These rings resist extreme temperatures from -30°C (-22°F) to 200°C (392°F), as well as ozone and aging, ensuring reliable sealing performance. - Robust Resistance : The O-rings demonstrate strong resistance to a variety of substances, including detergents, salt water, engine oils, non-petroleum brake fluids, hydraulic fluids, and both vegetable and animal oils. This makes them suitable for use in demanding environments. - Effective Sealing Function : Designed with a round cross-section, these silicone O-rings create a tight seal between cylindrical surfaces. They are ideal for applications in engines, flanges, valves, pipes, and various types of cylinders. - Practical Applications : Use these O-rings for: - Automotive Repairs : Ideal for sealing engine components and oil systems to prevent leaks and contamination. - Plumbing Projects : Perfect for securing connections in pipes and preventing water leaks at joints. - Industrial Use : Reliable for hydraulic systems where resistance to oils and chemicals is essential. With this comprehensive set of silicone O-rings, you can tackle a multitude of sealing tasks with confidence and precision.