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Qingdao Ring Rolling Machinery Co., Ltd. is a professional manufacturer of ring rolling machine (Staving Press). The technology of the company is inherited from the state-owned enterprise Qingdao reducer factory, which is mainly committed to the development and production of D51 series vertical ring rolling machines (Staving Press).

The company has sophisticated and complete processing and testing equipment, excellent technical group, and cooperates with many research institutions. D51 vertical ring rolling machine is mainly used for ring parts such as bearing rings, gear blanks, pipe flanges, etc. This machine can be rolled and formed in one time according to the shape you need.

The advantages of the ring rolling machine are as follows: It uses a casting body, it has stable quality control, small volume, compact structure, high productivity, and refined the accuracy of the blank. It is extremely effective in reducing turning allowance, improving steel utilization, improving cutting performance and improving the internal quality of forgings, and has quite good economic benefits.
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 +86-15092066953
 wang@ringrollingmachinery.com
 
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The Main Parameters Are As Follows

D51 TypeParameters Ring Heignt Ring OD Machinery Parameters Machinery Size
Main Motor Rolling force Rolling OD Rolling Speed Length Width Height
Unit mm mm kw kn mm m/s mm mm mm
D51-160B 40 40-160 18.5 70 360-380 2.5 1700 1525 1700
D52-160BY
D51-250C 60 80-250 37 100 440-460 2.3 2500 1625 2310
D51-250CY
D51-250K 80 80-250 55 150 440-460 2.3 2500 1700 2400
D51-250KY
D51-250KYB 120 80-250 55 150 440-460 2.3 3000 1700 2400
D51-350 100 130-250 55 150 440-460 2.3 3000 1700 2400
D51-350Y
D51-350B 160 130-250 75 250 650-670 2 3500 1700 2900
D51-450A 120 200-450 75 250 650-670 2 3670 1700 3210
D51-450B 180 200-450 90 300 680-710 2 3670 2000 3210
D51-450KY 180 200-500 90 400 720-740 1.7 4500 2750 3300
D51-500B 240 180-350 110 500 750-780 1.5 5000 3600 4000
160 250-500 110 450 720-740 1.5 5000 4000 3500
D51-550 120 300-650
D51-550B 260 200-650 110 500 720-740 1.7 5000 4000 3600
D51-630 300 300-650 132 700 760-780 1.4 6200 4200 4200
D51-800 120 400-850 110 500 760-780 1.4 5500 4200 4200
D51-800B 280 350-850 132 500 820 1.4 6000 4500 4200
D51-1200 280 500-1200 160 800 820 1.4 6350 4500 4500

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