Pneumatic valves are as discharging dust control and solid powder, especially suitable for pulverized coal, air piping and piping system such as guns.
1, seat with wear self-compensation device, effectively ensure the sealing performance.
2 and special material made of seal, with high temperature, abrasion and long service life.
3, compact structure, on-off valve is flexible, easy installation and maintenance.

Main size and weight pn:PN0.25-0.6MPA

DN（mm）	size（mm）										height kg
	L	D	D1	D2	B	f	Z-φd	H1	H2	L0
200	500	320	280	258	26	3	8-φ17.5	255	730	812	300
250	600	375	335	312	28	3	12-φ17.5	310	800	812	370
300	700	440	395	365	28	4	12-φ22	370	852	812	440
350	800	490	445	415	30	4	12-φ22	440	920	812	770
400	900	540	495	465	32	4	16-φ22	490	1050	1020	880
500	1000	645	600	570	34	4	20-φ22	610	1100	1020	1100