Tovatech Blog

Sonic Cleaning Adhesive Gun and Spray Paint Nozzles

Sonic Cleaning Adhesive Gun and Spray Paint Nozzles                            

We sometimes get a question along the lines “Can I use a sonic cleaner to clean sprayer tips?” There’s lots of advice on the Internet for cleaning adhesive gun and spray paint nozzles.  Many involve time-consuming manual cleaning and/or the use of volatile solvents such as acetone.  A better way is sonic cleaning adhesive gun…

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How to Specify a Compact Medical Refrigerator

How to Specify a Compact Medical Refrigerator

By Rachel Kohn | January 8, 2020

Vaccines and other pharmaceuticals should be stored in medical refrigerators designed to maintain strict temperature control and alert personnel to temperature changes.

Restore the Gleam of Brass with an Ultrasonic Cleaner

How Ultrasonic Cleaning Brass Can Restore Gleam

By Bob Sandor | January 2, 2020

Those appreciating the gleam of brass – whether fireplace andirons & tools, chandeliers, escutcheons, or antique decorative brass hardware of any description – also appreciate the work that goes into restoring and…

How to Specify a Pass-Through Industrial Refrigerator

Specify a Pass-Through Industrial Refrigerator

By Rachel Kohn | December 30, 2019

Pass-through lab refrigerators serve a useful function in managing the storage and handling of temperature-sensitive products in pharmacies, small hospitals, and in a variety of university and industrial research applications.

How to Clean Brass Instruments with Ultrasonic Cleaners

Brass Musical Instruments: Restored with Ultrasonic Cleaners

By Rachel Kohn | December 28, 2019

Here’s how to use an ultrasonic cleaner to quickly and safely clean and restore the shine to brass instruments.

How to Degas Liquids with Ultrasonic Energy

How to Degas Liquids with Ultrasonic Energy

By Rachel Kohn | November 11, 2019

Smoke damaged equipment can be restored using pressure spray cabinets and specialized ultrasonic cleaners.

How to Select an Under Counter Lab Freezer

How to Select an Under Counter Lab Freezer

By Rachel Kohn | October 1, 2019

Options to consider when purchasing undercounter lab refrigerators and freezers.

How Ultrasonic Baths Safely Clean Radiator and Air Conditioner Coils and Fins

How Ultrasonic Baths Safely Clean Radiator and Air Conditioner Coils and Fins

By Rachel Kohn | September 27, 2019

Periodic automotive radiator flushing helps clean coils but does not remove mineral deposits.  Air conditioner heat exchanger and condenser coils cannot easily be flushed.  Power washing risks damaging delicate fins essential to…

Ultrasonic Cleaning Options for 3D Printed Products

Ultrasonic Cleaning Options for 3D Printed Products

By Bob Sandor | September 23, 2019

Ultrasonic cleaning is widely used to remove mold support and other surface contaminants from 3-D printed parts.  Among the reasons for the popularity of ultrasonic cleaning is its thoroughness, speed and ability…

Norlake White Diamond Refrigerators and Freezers

How Scientific Refrigeration Equipment Works

By Bob Sandor | September 13, 2019

Scientific refrigerators, also called pharmaceutical refrigerators or lab refrigerators, meet stringent requirements essential to protect contents from temperature fluctuations above or below those recommended by content manufacturers.  Residential-type refrigerators do not make…

Moisture Balance Ideal for QC in Molding Plastics

Moisture Balance Ideal for QC in Molding Plastics

By Rachel Kohn | July 10, 2019

MS-70 moisture balance for plastic resins lets QC personnel program up to 20 sets of test parameters and calculate moisture content accuracy to 0.01% with a >5 g sample.

Selection Tips for Moisture Analyzers

Selection Tips for Moisture Analyzers

By Rachel Kohn | July 2, 2019

What to look for in a moisture analyzer and four candidates for the job.

How to Ultrasonically Clean Epoxy Dispensing Nozzles

By Rachel Kohn | February 5, 2019

Two methods to remove solidified epoxy from automated dispensing machines with precisely machined nozzles.