Waterproof packaging of electronic components

PU Foam Curing and Trimming Waiting for Curing: Allow the sprayed foam to cure and expand naturally. Tack drying (a non-sticky surface crust) typically takes 10-30 minutes, but full curing (hardening the interior to its…

Sealant Usage Guide Sealant is a commonly used bonding and sealing material, suitable for filling gaps, waterproofing, dustproofing and fixing parts. Correct use of sealant can ensure its maximum performance. The following are detailed usage…

What is the application process for silicone sealant? The application process for silicone sealant directly impacts the final bond strength, sealing, and durability. It requires strict adherence to the four core steps of “substrate pretreatment…

How to seal the “joints” of the building’s exterior wall? If the expansion joint glue is not selected correctly, cracking and leakage are inevitable! The purpose of the existence of building expansion joints, curtain wall…

Fire rating FV0, also known as UL 94 V0; is the highest level of protection in the UL 94 fire rating system published by Underwriters Laboratories. This standard assesses the ability of a material to…

One-component moisture-curing SPU sealant: The secret of shortening the surface drying time to 14 minutes Keywords: silane-terminated polyurethane, catalyst optimization, KH-792 accelerator Guangzhou Institute of Mechanical Science optimizes the SPU sealant formula to achieve a…