• Wide Material Compatibility
• High-Temperature Resistance
• Strong Mechanical Properties
• Low VOCs Content and Mild Odor
• Easy Application

Loctite 212184 SI 5900 Flange Sealant is a reliable black silicone sealant presented in a 300ml cartridge, designed to cater to a wide range of sealing applications on plastic, glass, ceramics, metals, and more. Part of the 5900 series, this oxime-based sealant offers excellent material compatibility, ensuring strong bonds on various substrates. Its paste-like physical form enables easy and precise application. With a mild odor and low VOCs content of 3.31g/L, it provides a pleasant and environmentally friendly sealing experience. The sealant exhibits impressive mechanical properties, with an elongation at break of over 400% and a tensile strength of over 246 psi, ensuring flexibility and resilience. With a hardness ranging from 31 to 46 Shore A, it offers durability while accommodating slight movements. Its curing time falls between 7 to 24 hours, allowing sufficient time for adjustments. Loctite SI 5900 can withstand temperatures ranging from -65°F to +600°F, making it suitable for a wide range of applications, including those in extreme environments. Whether it's sealing joints, flanges, or gaskets, this versatile and robust sealant ensures secure and long-lasting seals for various industrial and automotive applications.