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China, Chinese Evangel Rotary Drilling Rig Sr220c Drilling Machine Price Used Widely1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Engineering Drilling RigRotary Drilling RigRotary Drilling Rig for Sale
Evangel Industrial (Shanghai) Co., Ltd.
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Product Description Our company will offer you the best quality products with reasonableprice,quick delivery,and professional after-sale service.Please don't hesitate to let us know if you have any questions aboutthe products.Your reply would be highly appreciated. Crawler Rotary Drilling Rig SR220C Feasures1.Operating weight 74000kg 2.Max.drill diameter 2300mm 3.Max.drill depth:66m 5-level anti-vibration technology absorbs drilling vibrational frequency all- directionally to guarantee high stability; The special lubricating system makes sure that it can work in high-temperature environment. Rotary drive is available in three drilling modes-standard, low speed and big torque or high speed and small torque; spin-off is optional; The removable key of rotary drive and symmetry structure design double its service life; The main winch has highlights of touch-bottom protection, priority control and fast line speed; Crowd cylinder has two operation modes---normal lifting and fast lifting to improve push efficiency; Mast features automatic erecting, lying and vertical adjustment to ensure the accuracy requirements in construction; Balance control system of the whole machine is available.Parameters Overall height21141mmOperating weight74,000kgMax. pile diameter2300mmMax. pile depth(friction Kelly/inter-locking Kelly)66/52mMax. output torque220kN.m
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