... .2, Put into two-companent impression material cartridge.3, Promote the trigger to make the impression material come out ... Polysulfides, foams, Polymers, polyureas We are a manufacturer specializing in producing all kinds of caulking guns, air caulking gun, ... as 50ml(1:1,2:1), 200ml(1:1), 235ml(10:1), 345ml(10:1), 360ml(5:1), 400ml(1:1), 400ml(2:1), 450ml(2:1), 600ml(1:1).We persist in supplying the ...