Available. The SMC TRTU0604BU-100 is a flame-resistant, three-layer polyurethane tubing designed for air and water piping applications in environments susceptible to sparks from arc welders and similar hazards. This tubing features an inner layer of polyurethane, a middle layer of polyolefin resin, and an outer layer of flame-resistant polyolefin, meeting the UL-94 Standard V-0 for flame resistance. With an inner diameter of 4 mm and an outer diameter of 6 mm, it offers a minimum bend radius of 50 mm, ensuring flexibility in installation. The tubing is available in a 100-meter roll and is RoHS compliant, indicating it meets environmental standards. It operates effectively within a temperature range of -20°C to 60°C, accommodating various industrial conditions. The TRTU0604BU-100 is suitable for applications requiring durable and flame-resistant tubing solutions, providing reliability and safety in critical environments.