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ML Series Flexible Jaw Coupling Spider | Polyurethane 6-Key & 8-Key Star Cushion Pad Elements MT68 | OEM Supported

Model Number
Check below, custom

MT1
MT2
MT3
MT4
MT5
MT6
MT7
MT8
MT9
MT10
MT11
MT12
MT13

Product Description

Reliable Vibration Isolation: ML Series Polyurethane Flexible Jaw Coupling Spiders

 

The ML and MT Series Flexible Jaw Coupling Spiders (Elastomer Cushion Pads) represent the industrial benchmark for cost-effective, high-reliability shock absorption across high-speed and humid mechanical drivetrains. Engineered in versatile 6-key (6-hexagon) and 8-key (8-petal/8-blade) configurations, these premium interlocking rings serve as the flexible damping core inside standard ML and MT68 jaw couplings. Sculpted from imported top-tier polyurethane (PU) materials, our ML spiders completely eliminate the mechanical vulnerabilities of cheap rubber substitutes, delivering a true export-grade alternative that securely balances high torque delivery with long-term wear resistance.

 

Core Product Advantages

  • Imported High-Density Polyurethane (PU): Formulated from premium-grade imported polyurethane polymers, significantly extending standard operational lifetimes compared to ordinary market-grade rubber inserts.

  • Optimized 98 Shore A Hardness (98SHA): Delivers excellent material hardness and high tensile strength, ensuring tight torsional synchronization and low damping loss under alternating loads.

  • Versatile 6-Key and 8-Key Layouts: Available in standard 6-hexagon and advanced 8-petal geometries to match diverse interlocking jaw tooth profiles, spreading compression forces evenly across the hub ears.

  • Extreme Weather & Humidity Immunity: Chemically stabilized to thrive in high-moisture and humid operating environments without suffering material hydrolyzing, swelling, or structural softening.

  • Reliable Thermal Working Spectrum: Engineered to run continuously within a wide workspace temperature field from -40°C to 100°C, with structural capacity to survive instantaneous thermal spikes up to 120°C.

  • Engineered for High-RPM Operations: Low-inertia, perfectly balanced circular mold profiling prevents rotational runout, making them ideal for high-speed electric motor drives and water pumps.

  • True Export Quality with Factory Pricing: Manufactured to premium international standards to offer a high-performance drop-in replacement for expensive imported equivalents at highly competitive factory-direct prices.

 

Technical Specifications Table

AttributeSpecification Details
Product ModelML Series / MT Series Footprints (including MT68 Profiles)
Structural Profile6-Key Hexagon / 8-Petal Interlocking Cushion Insert
Material Composition100% Imported Cast Polyurethane (Premium PU Elastomer)
Hardness ClassificationStrict 98 Shore A (98SHA) for Elite Torsional Stiffness
Continuous Temp RangeSevere Protection From -40°C to 100°C
Peak Instantaneous Temp120°C Thermal Surge Immunity
Optimal EnvironmentExcellent for High-Speed Systems and Humid/Moist Conditions
Quality TierPremium Export-Grade Quality (Direct Drop-In Import Alternative)

 

ML Coupling Spider, Polyurethane Cushion Pad, Flexible Jaw Coupling Insert, 8-Key Star Cushion, 6-Key Coupling Element, MT68 Coupling Ring.

ModelMaterialOuter Diameter (mm)Inner Hole (mm)Thickness (mm)Number of Segments
MT1Polyurethane4819124
MT2Polyurethane6828186
MT3Polyurethane8234186
MT4Polyurethane10042206
MT5Polyurethane12252256
MT6Polyurethane14064306
MT7Polyurethane16690308
MT8Polyurethane196100358
MT9Polyurethane2251153510
MT10Polyurethane2551504510
MT11Polyurethane2951705010
MT12Polyurethane3562155512
MT13Polyurethane3912505512

Notes:

  • For GR/GS elastic elements, please contact customer service. Non-standard customization is available.

  • Complete ML couplings are also offered.

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ML Coupling Spider

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