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Totem Precision Ground Lead Screws (C3/C5/C7 Grade) for CNC Machining1
Ball Screw, CNC Ball Screw, Lead Screws, Ball Screws
SHANGHAI TOTEM MACHINERY CO., LTD.
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Product DescriptionProduct DescriptionTotem Precision Ground Lead Screws (C3/C5/C7 Grade) for CNC Machining CentersBall screws are electromechanical actuators that convert rotary motion into precise linear displacement through recirculating ball bearings between the screw shaft and nut. The rolling friction mechanism achieves >90% mechanical efficiency, significantly outperforming conventional lead screws.Finished Product ImageSpecificationKey Features:High Load Capacity: Dynamic load up to 50kN (depending on diameter)Low Friction: 50x lower friction than trapezoidal screwsPrecision Grades: C3/C5/C7 (ISO 3408 standard)Materials: Alloy steel (SCM435) or stainless steel (SUS440C)Surface Treatments: Hard chrome plating, black oxide, or nickel coatingApplicationsCNC Machines: X/Y/Z axes, tool changersIndustrial Robots: Articulated arm jointsMedical Equipment: MRI tables, surgical robotsSemiconductor: Wafer steppers, wire bondersMachinery ProcessingManufacturing ProcessMaterial Preparation: High-quality alloy steel barsThread Rolling/Grinding:Rolled screws: Cost-effective for C7 gradeGround screws: For C3/C5 precision (surface roughness Ra0.4μm)Heat Treatment: Induction hardening (HRC 58-62)Nut Assembly: Ball recirculation system with preload adjustmentQuality Inspection: Laser interferometer testing (DIN 69051)Technical SpecificationsAccessories & OptionsDiameter Range: 6mm - 100mmLead Options: 1mm, 2mm, 4mm, 5mm, 10mm, 16mm, 20mm, 32mmAccuracy Grade: C3 (±0.018mm/300mm), C5 (±0.05mm), C7 (±0.1mm)End Machining: Keyway, flange, or special shaft endsLubrication Units: Automatic oil/grease systemsProtection: Stainless steel bellows (IP65)Related product recommendationsCustom configurations available upon request.We have different specifications of oil forging presses,ring rolling machines,electric arc furnaces,thus we can provide variety of forging,casting and welding materials according to customer's requests.Large capacity, completed variety of quenching medium: oil,water,salt water,water based mixture.Company ProfileSHANGHAI TOTEM MACHINERY CO., LTD.Shanghai Totem Machinery Co., Ltd. (Totem Machinery), founded in 2010, is a leading high-tech enterprise integrating R&D, production, sales, and import-export trade, headquartered in Shanghai.With 15 years of deep expertise in the machinery industry,Totem Machinery specializes in mechanical equipment, components, and bearings, excelling in providing professional solutions for the design, modification, production, and development of complex structural assemblies (e.g., bearing housing systems: ship supports, rolling mill supports; transmission systems: mining dragline applications, wind power generation, etc.). As an industry leader, our products serve a wide range of sectors, including metallurgy, chemical, shipbuilding, mining, cement, thermal power plants, agricultural machinery, and machine tool accessories.The company boasts an experienced team of mechanical designers, production engineers, assembly technicians, and sales professionals, equipped with advanced manufacturing technology, precision processing equipment, and state-of-the-art inspection instruments. We have established a comprehensive product quality assurance system and after-sales service network. Upholding the principle of "Quality as the Foundation, Service as the Core, Integrity as the Soul,"Totem Machinery remains committed to innovation and strives to become a global benchmark in the machinery manufacturing industry.In order to avoid the finish products rusted and damaged during the transportation ,we will design the right packing according to the shape,size and usage of the products.Strictly quality inspection system can produce high quality products. For each order,we can provide report for material chemical components testing,UT testing, hardness, mechanical property testing(impact testing,yield strength testing,tensile strength testing),size inspection,etc.Why Choose Us?Other ProductsOEM/ODM capabilitiesCompetitive pricing & bulk discountsProfessional Customization ServicesComplate processing solution Perfect quality control systemBearing ChockGear ShaftGear WheelFlange ShaftGirth GearFAQQ.What's TOTEM product processing progress?A.Drawing CHECK, Make Forging Mold, Forging Mold Quality Inspection Check, Machine Processing, Check Size\Hardness\Surface Finish and other technical parameters on drawing. Q.How about TOTEM's export package?A.Spray anti-rust oil on Herringbone Gear Shaft, Wrap waterproof cloth around Gear Shaft for reducer, Prepare package by shaft shape&weight to choose steel frame, steel support or wooden box etc. Q.Could I customize gear\gear shaft on TOTEM?A.We supply customized Gear Shaft,Eccentric Shaft,Herringbone Gear,Internal Gear,Bevel Gear with big module, more than 1tons big weight, more than 3m length, forging or casting 42CrMo/35CrMo or your specified required material. Q.Why can I choose TOTEM?A.TOTEM has 24hrs Salesman on-line, guarantee quick and positive feedback.TOTEM Machinery invests and becomes shareholders of several machine processing factories, forging factories, casting factories, relies on these strong reliable and high-quality supplier's network, to let customers worry-free purchase.Experienced and Professional Forwarder Guarantee Log. transportation.
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