Dissolved gas pressure cylinder also known as spray ladder-ring packing can,which use low-power gas compressor,spray-dissolved gas cylinder, ladder-ring packing.Construction attached map at belanow.

Type	Dia.(mm)	Flow(m3/h)	Height(mm)	Pressure Range	Inlet	Outlet	Packing Height	Packing Volume
TR-2	Æ200	3～6	2550	0.2～0.5MPa	DN40	DN50	1000mm	约 0.03m3
TR-3	Æ300	7～12	2580	0.2～0.5MPa	DN65	DN80	1000mm	约 0.07m3
TR-4	Æ400	13～19	2680	0.2～0.5MPa	DN80	DN100	1100mm	约 0.14m3
TR-5	Æ500	20～30	3000	0.2～0.5MPa	DN100	DN125	1400mm	约 0.27m3
TR-6	Æ600	31～42	3000	0.2～0.5MPa	DN125	DN150	1400mm	约 0.40m3
TR-7	Æ700	43～58	3180	0.2～0.5MPa	DN125	DN150	1500mm	约 0.58m3
TR-8	Æ800	59～75	3280	0.2～0.5MPa	DN150	DN200	1600mm	约 0.80m3
TR-9	Æ900	76～95	3330	0.2～0.5MPa	DN200	DN250	1600mm	约 1.02m3
TR-10	Æ1000	96～118	3380	0.2～0.5MPa	DN200	DN250	1700mm	约 1.33m3
TR-12	Æ1200	119～150	3510	0.2～0.5MPa	DN250	DN300	1800mm	约 2.03m3
TR-14	Æ1400	151～200	3610	0.2～0.5MPa	DN250	DN300	1900mm	约 2.92m3
TR-16	Æ1600	201～300	3780	0.2～0.5MPa	DN300	DN350	2100mm	约 4.22m3

Please apprise us the type.