How to avoid bubbles during the production process of foam caulking agent

foam caulkin the production process how to avoid bubbles polyurethanefoam caulkthe generation of bubbles is related to: foaming, machinery, and raw material formula. today we will talk about foaming. 1. foam caulkfoaming: foam caulkwhen the temperature is not high enough and does not reach the temperature required for product production, it is possible to open…