1 it is made of pp and pe 2 it is used by glue gun and glue machine 3 it is convernient use

 50ml High Seal Ability cartridge for epoxy adhesive /ab glue cartridge/dual cartridge

 Material: PA or PP

50ml adhesive cartridge, Two-component Cartridges

Size: 50ml (1:1, 2:1), 200ml (1:1), 235ml (10:1), 345ml (10:1),

360ml (5:1), 400ml (1:1), 400ml (2:1)

Material: PA or PP

Features: good seal ability

50ml(2:1) dual cartridge/epoxy cartridge/two componet cartridge