Category: Blog

Aerosol Spray Can Valve: How It Actually Works

An aerosol spray can valve looks tiny, but get it wrong and production can go sideways fast. Pressing the actuator opens a pressurized flow path; releasing it lets the spring restore the seal. FANXUN’s published product materials identify the stem, spring, gasket, housing, mounting cup, and dip tube as core valve parts, making component matching […]