PZ type seat and closed type heavy discoidal feeder is the auxiliary equipment for the transport machinery. It take the block material which is not exceeding 2500kg/m3, transport from the storage bunker to be feeding device continuously and uniformly. It is widely used in metallurgy, coal, building materials, chemical industry, energy sector, mechanized foundry and so on others.
 

Item type	Diameter (mm)	Speed (rpm)	Max feeding size(mm)	Motor speed (kw)	Volume (kg/m 3 )
Φ 800	800	1.6~6.3	< 40	3~5.5	≤ 2500
Φ 1000	1000	1.6~8	< 50	3~5.5
Φ 1250	1250	1.6~8	< 80	4~7.5
Φ 1600	1600	1.6~8	< 90	7.5~11
Φ 2000	2000	1.2~6	< 125	10~15
Φ 2500	2500	1.2~6	< 150	17~22
Φ 3150	3150	0.8~4.2	< 150	20~30