sectional wear resistent bulk material helical blade for boiler ash

sectional wear resistent bulk material helical blade for boiler ash Product Description our factory have three kinds manufacture process: continuous cold rolling screw flight, sectional with equal thickness screw flight and continuous twisting screw flight. We can supply the screw flight with the following dimension.

(mm) Pitch	(mm) Min ID	(mm) Max OD	Ratio of ID and OD(ratio)		(mm)Thickness
60~100	20	480	0.25		3~16
100~150	30	480	0.25		3~18
150~200	50	520	0.33		3~20
200~250	60	630	0.3		3~25
250~300	65	670	0.25		3~25
300~350	90	900	0.3		3~30
350~400	90	950	0.25		3~30
400~450	95	950	0.25		3~30
450~500	135	1150	0.33		3~35
500~550	150	1200	0.3		3~40
550~650	150	1200	0.3		3~40
650~750	200	1200	0.3		3~40
750~850	200	1250	0.28		3~40
850~900	250	1250	0.3		3~40

Used for the transmission devices for the Mining Machinery, Cement Machinery, Construction Machinery,  Combine Harvester, Grain Machinery, Threshing Machinery, Poultry Feed Machinery, Stove Equipment, Boiler  Discharge Equipment, Planter, Digger, Snow Blower, etc.     Packaging & Shipping   Our Services   We have been involved industries such as agricultural harvesting, foodstuff, grain, chemical, civil architecture and  drilling for feeding powdered, granular and bulk materials. We can manufacture various sizes of helical blades under the specifications. Company Information  Shijiazhuang Xudong Mechanical Manufacturing Co., Ltd is a professional factory combined with research and  development of screw flight and propeller screw flight, designing, manufacturing and sales. We also own  production equipment of different models for different production techniques including continuous cold rolling,  continuous twisting and sectional with equal thickness.