Vac-v3 is designed for the measurement of gas permeability rate, solubility coefficient, diffusion coefficient and permeability coefficient at various temperature of plastic films, laminated films, high barrier material, sheets, foils, etc.more...
G2132 is based on the differential pressure method and professionally applicable to the determination of gas permeability of film specimens. It is equipped with three diffusion cells.more...
Bty-b2p is based on the differential pressure method, and is professionally applicable to the determination of gas permeability of battery diaphragms, breathable films and other relative polymer products.more...