411-B is a one-component ethyl cyanoacrylate instant adhesive specially designed for silicone bonding. Silicone requires no surface treatment, which simplifies the process and improves efficiency. With a viscosity of 60~80 mPa·s and a fast fixture time of 5~8 seconds, it can bond silicone, silicone rubber, soft PVC, PC, ABS, gummy, TPU, and other materials, suitable for electronic assembly and precision bonding.