: This Semco 20 oz High Density Cartridge does not come with a plunger. The correct plunger for this cartridge is found here PPG Semco 229221 Wiper Plunger 20/32 oz Low Density
The cartridges are capable of handling a wide variety of chemical fluids for storage and application and can be easily adapted to both pneumatic and manual dispensing systems. Semco® cartridges are commonly used in single component or pre-mixed and frozen applications with polysulfides, solder pastes, adhesives, epoxies, urethanes, greases, acrylics, etc.
Disposable plastic cartridges are available in 1, 2. 5, 6, 8, 12, 20, 32 oz.and 1/10 th gallon capacities. Available in lower high-density natural polyethylene, all sizes are fit with 1/4" NPT female thread dispensing orifice. Special colors are available, however minimum order, lead time, and pricing considerations apply.