Hebei Hankai wiper ring piston
In addition to their durability, metal oil seals also offer excellent sealing capabilities, helping to prevent the escape of oil and other fluids from equipment. This is crucial for maintaining the proper lubrication of moving parts and ensuring that machinery operates efficiently. By creating a tight seal between mating surfaces, metal oil seals help to reduce friction and wear, extending the lifespan of components and reducing the need for maintenance.
metal oil seal


A pair of raw or selvage denim jeans is quite thick, requiring special attention during the sewing process. A heavy-duty sewing machine equipped with a strong motor and construction is essential for piercing through multiple layers of such dense material. This powerful machine is not just about brute force. It helps to maintain uniform stitch length and tension while sewing denim to prevent puckering and to ensure a clean, polished finish.