The machine working concept is double Indexing. The machine configuration is simple, adjustment is convenient. This machine has following features : 1. No Can No Liquid filling. 2. Automatic valve placement and no valve machine stop. 3. Crimping head lock automatically and crimping size stabilizing 4. No Can No Propellant Charging. 5. The Dosage cylinder is capable of handling different propellant. LPG, DME and compressed gases. When this machine is used to set up a production line, it can be equipped with automatic weight checker, automatic actuator placer, automatic cap presser, Automatic Ink code printing, etc.