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home Best Technology / Passivation Equipment & Ultrasonic Passivation Systems for Stainless Steel with Nitric / Citric Acid / Medical Device Automated Ultrasonic Stainless Steel Part Cleaning & Passivation Systems

Medical Device Automated Ultrasonic Stainless Steel Part Cleaning & Passivation Systems

  • System Description
  • Common Applications
  • Common Configurations

Our automated ultrasonic stainless steel cleaning / washing and passivation systems (nitric or citric acid) are well accepted for medical device electropolishing.  The fully automated ultrasonic passivation equipment performs cleaning-rinsing-passivation-rinsing-drying by moving the fluids from heated storage tanks into a single ultrasonic process tank, rather than moving the parts basket through a series of tanks.

The entire process required to clean, rinse, passivate, rinse, final rinse and dry stainless steel metal parts is performed at the push of a button with user defined cycles of time, temperature, etc via touch panel screen driven by a PLC. The PLC computer-controlled fill-and-drain sequence to cycles parts through the cleaning, rinsing, passivating, rinsing and hot air drying processes; all within a single chambered unit.

Medical Device Automated Stainless Steel Part Passivation Systems
Ultrasonic-Automated-Passivation-System-for-Medical-Device

Modular heated storage tanks allow for re-use of detergents, passivation acid and rinse water. This closed loop system configuration removes operator interaction, variability and eliminates exposure to alkaline cleaning and passivation acid chemicals. The end result is higher quality cleaned and passivated parts with tighter process controls which can be easily validated for regulated products like medical devices.  The operator simply puts dirty, dry parts in, hits start and returns to cleaned, passivated and dry parts.

Tabletop / Benchtop Medical Device Automated Passivation Systems

Benchtop-Ultrasonic-Automated-Passivation-System-for-Medical-Device

We move the fluids NOT the parts! This results in Savings of nearly 50% of system cost over traditional multiple processing tanks with overhead basket carrier automation.

Common Applications for Automated Stainless Steel Passivation Systems

  • Medical device stainless steel, titanium, tantalum parts cleaning
  • Medical device guidewire cleaning and passivation
  • Nitric acid passivation type 2, 3, 4 ASTM A967 without sodium dichromate
  • Citric acid passivation type 1, 2, 3, 4, & 5 ASTM A967 using Stellar Solution’s Citrisurf
  • Ultrasonic part cleaning and passivation of water soluble machining coolants, chips, particulate, and true machining/cutting oils, buffing and lapping compounds.
  • Applicable case study: Automated Ultrasonic Passivation System for Medical Device Parts

Typical Configurations for Automated Stainless Steel Passivation Systems for Medical Device Electropolishing

The automated ultrasonic passivation system configurations below are most common, but systems of any size from 3.5 to 100+ gallon and 1 foot to 15 foot long can be fabricated based on customer application for little to no custom costs. Systems can contain pH and conductivity meters to monitor wash, acid and rinse solutions.

Model Series Liquid Capacity (gallons) Ultrasonic Power (Watts) Hot Air Dryer (Watts) Tank Dimensions (l x w x h) Main Process Unit Dimensions (l x w x h) Storage Tank Capacity (gallons ea)
1002P 3.5  300 1500 12″ x 10″ x 8″  24″ x 13″ x 18″ (tabletop) 15
700P 9  1200 3000 18″ x 12″ x 10″  28″ x 22″ x 39″ 15-30
992P 18  1800 3000 24″ x 14″ x 12″  28″ x 22″ x 39″ 30

 

Latest News & Products from Best Technology

Semi-Automated Inline Citric Passivation Solution with Data Tracking

For one medical device manufacturer, the design of a citric passivation solution faced two major challenges: The manufacturing process required performing a water-break test after cleaning parts, before proceeding to passivation. This meant that they could not use a fully automated passivation solution. The system had to have data tracking for quality control purposes. Semi-Automated […]

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  • Industrial Parts Washers
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      • Agitated Immersion Heated Parts Washer
      • Automatic Parts Washer System with Conveyor
      • Phosphating Lines
      • Oil Removal Systems
    • Case Studies
      • Pipe Washing Equipment
      • Machine Shop Parts Washer for True Oil
      • Automotive Parts Washer System
  • Ultrasonic Cleaning Systems
    • Product Information
      • How Clean is Clean?
      • How Do Ultrasonic Cleaners Work?
    • Products
      • Ultrasonic Benchtop Parts Cleaner
      • Benchtop Ultrasonic Parts Cleaning Multi-Tank Systems
      • Ultrasonic Cleaning Consoles
      • Automated Ultrasonic Parts Cleaning Equipment Wash-Rinse-Dry
      • Large Ultrasonic Cleaner with Agitated Immersion
      • Immersible Ultrasonic Transducers
      • Vapor Degreasers
    • Case Studies
      • Machine Shop Parts Washer for Swiss and CNC Precision Parts
      • Applicable Articles
  • Passivation Equipment
    • Product Information
      • What is Passivation? How Does It Work?
      • Nitric vs. Citric Acid Passivation
      • CitriSurf – Citric Acid Passivation
    • Products
      • Benchtop Ultrasonic Passivation Equipment
      • Passivation Wet Bench for Citric / Nitric Acid
      • Ultrasonic Automated Passivation Equipment
      • Agitated Immersion Multi-Tank Passivation Systems
    • Case Studies
      • Automated Ultrasonic Passivation System for Medical Device Parts
      • Cleanroom Space Saving Automated Passivation System
      • Heated Polypropylene Acid Passivation and Rinse Tanks
      • Applicable Articles
  • Electropolishing Equipment
    • Product Information
      • What is Electropolishing? How Does Electropolishing Work?
      • Electropolishing Cycle and Current Calculator
      • What is Dry Electropolishing? How Does It Work?
      • Passivation vs. Electropolishing
    • Products
      • Table Top Electropolishing Equipment & Electropolishing Machines
      • Electropolishing Wet Benches
      • Large Scale Part Electropolishing Systems
      • Dry Electropolishing Machines
    • Case Studies
      • EP System – Open Top Wet Bench with Spray Rinse
  • Surface Finishing Systems
    • Alodine Lines
      • What is Alodine / Chem film / Chromate Conversion Coating?
      • Alodine Chem Film Tank Line
      • Hex Chrome Phase Out and Alternatives for Conversion Coating
    • Mass Finishing Machines
      • Centrifugal Barrel Finishing Machines
      • Vibratory Bowl Polishers
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      • Wet Benches for Semiconductor & FM4910 Applications
      • Wet Benches for Citric / Nitric Passivation of Stainless Steel and Titanium
      • Wet Benches for Electropolishing
      • Cascade Overflow Rinse Tanks
      • Quick Dump Rinse Tank
    • Case Studies
      • Semiconductor Chemical Processing Wet Bench and Fume Hood
  • Specialty & Custom Industrial Process Systems
    • Automated Chemical Neutralization Tank Cart
    • Vapor and Dryfilm PTFE Coating Systems
    • Heated Hot Air Parts Dryer
    • Solvent Recovery Equipment
  • Solvents, Fluids & Chemistries for Precision Cleaning
    • Product Information
      • Why Use a Parts Cleaning Solvent?
      • Solvent Cleaning with 3M Novec Engineered Fluids
      • Thermal Management / Heat Transfer with 3M Fluorinert and Novec Fluids
    • Products
      • 3M Novec Engineered Fluids, Fluorinert Liquids, Solvents & Chemicals
      • Aqueous Cleaning Chemistries
    • Solvent Phase-outs
      • 3M™ Novec™ HFE Engineered Fluids Replacement and PFAS Phase Out
      • nPB Replacement
      • AK225 HCFC-225 Phase Out and Replacement with 3M Novec HFE Engineered Fluids
    • Case Studies
      • 3M Novec 72DA 73DE Solvent Vapor Degreaser For Medical Device Instruments
  • Process Validation Templates
  • Equipment Financing

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