Hoisting type No.			TB250	TB315	TB400	TB500	TB630	TB800	TB1000
Hopper type			J	T
throughput		m3/h	16-25	32-46	50-75	84-120	135-190	216-310	340-480
hopper	Dou wide	mm	250	315	400	500	630	800	1000
	Bucket volume	L	3	6	12	25	50	100	200
	The bucket from the	mm	200		250	320	400	500	630
The chain	pitch		100		125	160	200	250	315
	A number of		1	2
	Single strip breaking load	KN	112/160		160/224	224/315	315/450	460/630	630/900
sprocket	X (minimum)		12
	Number of teeth	mm	386.37		482.96	618.19	772.74	965.92	1217.06
Hopper running speed		m/s	0.5
Spindle speed		Min-1	24.71		19.78	15.45	13.36	9.89	7.85
Note: 1. The conveying capacity in the table is calculated according to the filling coefficient ψ=0.6-0.85. 2. Single chain breaking load, lifting height below 20m with numerator value, 20-40m with denominator value.