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CNC Machined Involute Splines Precision Steel Spline Shaft

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Power Transmission: Designed to transmit high torque in mechanical systems through precise involute spline engagement, ensuring efficient power transfer in rotating machinery.
  • Customizable Precision Components: Steel construction with customizable lengths and spline configurations to meet specific machinery requirements, enabling seamless integration into diverse mechanical setups.

Key features

  • 1. High-Grade Steel Material for Durability and Corrosion Resistance

  • With precision-engineered steel construction, ensure long-lasting performance in demanding industrial environments. The corrosion-resistant alloy provides ~20% greater durability than cast iron alternatives*.

  • 2. Precision-Machined Involute Splines for Seamless Alignment

  • With involute spline geometry and flanged ends, achieve precise torque transmission and secure mounting without additional hardware. Installation is up to 30% faster than non-flanged shafts*, reducing downtime.

  • 3. Customizable Length and Ultra-High Precision

  • With customizable length options and ±0.01mm dimensional accuracy, adapt to diverse machinery requirements. This precision ensures ~2x better fitment than conventional shafts*, minimizing wear and tear.

  • 4. Versatile Design for Industrial Applications

  • With a cylindrical shape and pre-drilled mounting holes, suit motors, pumps, and heavy machinery for continuous operation. Compatible with ~50% more applications than generic shafts*, from commercial to industrial setups.

  • 5. ISO-Compliant Manufacturing for Safety and Reliability

  • With compliance to ISO 4156 standards for spline shafts, guarantee safety and compatibility with global machinery specifications. Meets stricter tolerances than non-certified alternatives*.

Product details

CNC Machined Involute Splines Precision Steel Spline Shaft

The CNC Machined Involute Splines Precision Steel Spline Shaft is engineered for precision power transmission and mechanical stability. Crafted from high-grade steel, these spline shafts feature involute splines for optimal torque distribution and durability. Customizable in length and material, they cater to diverse industrial applications, from machinery assemblies to heavy-duty equipment.

Technical specifications

FeatureSpecificationBenefit
MaterialCarbon Steel (Customizable)High strength and corrosion resistance
StructureInvolute Spline DesignEfficient power transmission
LengthCustomizable (Min. 100mm to Max. 2000mm)Flexible integration into machinery
PrecisionTolerance ±0.01mm (ISO 9106)Ensures seamless component alignment
ApplicationIndustrial machinery, pumps, roboticsVersatile for dynamic load environments

Customization guide

Adjustable parameters include material composition (e.g., stainless steel for corrosive environments) and dimensional tolerances to meet specific load or space constraints. Custom surface treatments (e.g., nitriding for wear resistance) are also available.

Get inspired

With involute splines, you can achieve smooth, low-friction power transfer in rotating systems. Whether designing compact robotics or heavy-duty pumps, our customizable spline shafts ensure precision and reliability.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Torsional Strength50 Nm+15% (57.5 Nm)+30% (65 Nm)*
Surface FinishRa 1.6 µmRa 0.8 µmRa 0.4 µm
CustomizationLength onlyLength + MaterialFull (Material/Finish)

Supplier's note

  1. Technical Breakthroughs:

    • Involute Spline Design: Reduces wear by 20% compared to straight splines.
    • Precision Tolerances: Achieve ±0.01mm accuracy, 50% tighter than industry standards.
    • Material Flexibility: Stainless steel variants offer 3x longer lifespan in corrosive settings.
  2. Version Selection Guidance:

    • Base Model: Ideal for standard machinery (e.g., conveyors) with moderate load requirements.
    • Advanced Model: Suitable for robotics or pumps needing corrosion resistance and tighter tolerances.
    • Pro Model: Designed for high-stress applications like aerospace or mining equipment. With its 65 Nm torsional strength, it outperforms industry benchmarks by 30%, ensuring reliability under extreme conditions. Pair it with nitrided surfaces for unmatched wear resistance in abrasive environments.

Frequently asked questions

  • Which CNC machined spline shaft suits high-torque industrial machinery?

  • Steel vs Aluminum: Which material is better for spline shafts in corrosive environments?

  • Can the length of a steel spline shaft be customized for specific machinery?

  • Are your involute splines ISO-certified for industrial use?

  • How do I clean and maintain the grooves of a steel spline shaft?

  • What machinery applications use involute spline shafts?

  • Why choose involute spline design over straight splines?

  • Can surface treatments like hardening be applied to steel spline shafts?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material QualityHeavy machinery, industrial equipmentIndustry: ASTM A36 steel (Yield strength: 250 MPa)
Base: ASTM A4140 ▲ (600 MPa)
Advanced: ASTM A4140 + Nitriding ▲▲ (Surface hardness: 65 HRC)
Base offers double the strength of industry standard; Advanced adds wear resistance for harsh environmentsAdvanced version may incur 20% higher cost due to surface treatment
Structural DesignGearboxes, power transmission systemsIndustry: Straight splines (Meshing efficiency: 85%)
Base: Involute splines ▲ (98% efficiency)
Advanced: Double involute splines ▲▲ (20% higher load capacity)
Base improves torque transfer; Advanced handles extreme loads in high-power systemsComplex geometry increases machining time by 30% for Advanced
PrecisionCNC machines, roboticsIndustry: ISO 286-2 IT6 tolerance ▲ (±0.01mm)
Base: IT5 ▲▲ (±0.005mm)
Advanced: IT5 + Laser Alignment ▲▲▲ (±0.002mm)
Base meets aerospace-grade tolerances; Advanced ensures micron-level accuracy for critical applicationsAdvanced requires specialized calibration tools
CustomizationCustom machinery buildsIndustry: Limited to standard sizes
Base: Length up to 3m, material choice ▲
Advanced: Full customization (size, coating, threading) ▲▲
Base accommodates most industrial needs; Advanced enables tailored solutions for niche applicationsAdvanced customization doubles lead time
DurabilityHarsh environments (e.g., mining)Industry: Uncoated steel (Corrosion resistance: 120hrs salt spray)
Base: Zinc-plated ▲ (480hrs)
Advanced: Hard Chrome Plating ▲▲ (1000hrs)
Base protects against mild corrosion; Advanced withstands extreme abrasion and chemicalsAdvanced coating adds 30% to production cost
WarrantyLong-term equipment investmentsIndustry: 1yr standard warranty (for non-custom parts)
Base: N/A (Custom parts)
Advanced: 2yr extended warranty ▲
Advanced provides peace of mind for mission-critical systemsBase lacks warranty support for custom configurations

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