It is the substitute product of 30 K-4 type axial fan. BT35 is used for ventilation in places that contain flammable, explosive and corrosive gases; And T35 is used for ventilation and cooling in factories, offices, houses and etc, it is also series installed in longer pipeline to raise the air pressure in pipeline. The air transferred shall not be corrosive with notable dust, the temperature of the air shall not exceed 80℃.
 

Model (NO)	Rotation(r/min)	Volume(M'/h)	Pressure(Pa)	power (Kw)
2.8	2900	2921	186	2-0.25
	1450	1464	48	4-0.09
3.15	2900	4141	237	2-0.37
	1450	2072	59	4-0.09
3.55	2900	5965	300	2-0.75
	1450	2977	74	4-0.25
4	2900	8513	380	2-1.5
	1450	4263	95	4-0.37-0.55
4.5	1450	6070	121	4-0.55-0.75
5	1450	8327	149	4-0.55-1.1
	960	5566	64	6-0.55
5.6	1450	11682	186	4-1.1
	960	7724	81	6-0.55
6.3	1450	16639	236	4-2.2
	960	11016	104	6-0.75
7.1	1450	23815	300	4-3.0
	960	15766	131	6-1.1
8	1450	34037	380	4-5.5
	960	22556	167	6-1.5
9	960	32119	211	6-3.0
10	960	44062	261	6-4.0
11.2	960	61091	337	6-7.5