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Sigma Centrifuge Rotor Bucket Adapter 50 ml Lot of 2 Inserts

by Sigma
Availability:
4 in stock, ready to be shipped
SKU 9257
Save 5% Save 5%
Original price $200.00
Original price $200.00 - Original price $200.00
Original price $200.00
Current price $190.00
$190.00 - $190.00
Current price $190.00

The Sigma 18052 is a precision-engineered rotor bucket adapter designed to facilitate the secure and balanced centrifugation of 50 ml conical tubes. These inserts are manufactured from high-density, chemically resistant polyoxymethylene (POM) or similar high-grade polymers, ensuring durability under high relative centrifugal forces (RCF). By providing a snug, contoured fit for standard 50 ml tubes, these adapters minimize tube vibration and prevent structural failure during high-speed sedimentation runs.

Technical Performance and Design

  • Optimized Geometry: Specifically contoured to support the conical base of standard 50 ml centrifuge tubes (such as Falcon™ or Corning™ brands), ensuring even distribution of g-force across the tube wall.

  • Vibration Reduction: Engineered to provide a precision fit within the rotor bucket, reducing mechanical "play" and ensuring a smooth, quiet run even at maximum rated speeds.

  • Chemical Resilience: Constructed from materials resistant to common laboratory solvents, detergents, and biological buffers, allowing for easy decontamination and long-term use in rigorous lab environments.

  • Balanced Performance: This lot of two adapters is matched to maintain rotor symmetry, which is critical for preventing spindle wear and ensuring the longevity of the centrifuge motor.

Product Specifications

  • Manufacturer: Sigma Laborzentrifugen

  • Catalog Number: 18052

  • Tube Compatibility: 50 ml Conical Bottom Tubes (approx. 30mm diameter)

  • Rotor Compatibility: Designed for use in Sigma swing-out rotors (e.g., 11150, 11140 series) and compatible 4-place or 6-place bucket systems.

  • Quantity: Lot of 2 Inserts

  • Material: High-performance polymer

Key Benefits

  • Enhanced Sample Safety: Prevents tube "bottoming out" or crushing by providing bottom-up support during the deceleration and acceleration phases.

  • Easy Insertion/Removal: Features a flanged top or easy-grip rim (depending on specific revision) to allow for rapid sample loading and unloading during high-throughput workflows.

  • Autoclavable: Most Sigma polymer adapters are designed to withstand standard autoclaving cycles (121°C) for sterile research applications.


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Used, excellent condition.

Please note that Life Sciences Trading is not a factory-authorized distributor of the products listed in this store. The items have been acquired as surplus from leading life sciences companies.