Stainless steel helical bellowsroll forming mill line
The helical bellows are widely used in coal mine pipeline, Municipal engineering water pipeline and bridge culvert, etc., the features are lower weight, good rigidity, material saving.
Steel pipe OD：Φ219mm---Φ1020mm;
Strip thickness：2mm-----6mm;
Strip width：450mm---1050mm;
Production line speed：1m----2.5m/min;
Capacity：200KW
Process：
Feeding → De-coiling → Pinching and leveling→ Cutting and butt welding →corrugating→ Spiral forming→ Inner and outside welding→ Flying cutting and pipe putting out
Applied patent by brother company, Taiyuan Heavy Machinery Equipment Co., Ltd. in China
Production line list：
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De-coiler |
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Pinching leveling machine |
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Neutrality vertical roll |
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Cutting welding |
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Disc shears |
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Scrap edge coiler |
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Corrugating mill |
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Loopdevice |
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Delivery machine |
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Pre-curved guides |
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Forming mill |
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Inner welding device |
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Outside welding device |
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Back bridge |
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Flying cutting carriage |
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Emulsion pipe |
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Hydraulic system |
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Hydraulic pipes |
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Electronic system |
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