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Dry Ice Blasting? What Is That?


What is Dry Ice Blasting?

Dry ice blasting is:

- the use of solid CO2 (carbon dioxide) pellets accelerated by compressed air to clean or
strip industrial equipment, machinery, facilities etc. of unwanted contaminates. Dry ice
pellets impact the surface and expand instantly into a gaseous state hundreds of times
greater than their original solid volume, creating miniature explosions on the surface
being cleaned. Dry ice is -109 F, this temperature sterilizes and the thermal shock aids
in removing many materials.

- controlled by adjusting the air pressure and the volume of pellets used. In so doing
heavy layers of coatings, paint, resins, mold, plastic, carbon build up, adhesives etc. are
easily removed. On the delicate side a deflector plate at the end of the nozzle causes
the pellets to change to powder on impact, allowing the cleaning of even circuit boards.


- a huge benefit in protecting investments. No longer is there a need to use abrasive
media blasting, rotary sanding discs, abrasive pads, scrapers etc. which remove metal
and cause expensive tooling repair. If the surface was originally polished, it will still be
polished after the dry ice blasting job is done. Dry ice blasting removes no metal,
extending equipment and tooling life.


- not abrasive, therefore masking of glass, bearings, moving metal parts etc. is not
required. Many types of machines can now be cleaned in place and on line, completely
eliminating the need of shutdowns for cleaning. Less downtime equals greater
production time.


- safe and environmentally friendly. Dry ice is pure CO2 in its solid state, it is in its
gaseous state in the air around us. When we inhale our bodies use the oxygen and we
exhale CO2. Green plants take CO2 from the air and give off oxygen.

- non-toxic, non-conductive and there is no employee exposure to hazardous cleaning
chemicals or solutions. Dry ice blasting meets the guidelines of the USDA, EPA, and
the FDA.


- beneficial in reducing disposal costs. Conventional methods for industrial cleaning
leave behind a secondary waste stream, such as cleaning solvents, blast media, rags,
absorbent pads etc. often contaminated with hazardous chemicals or materials which
require special handling and are subject to costly disposal fees. This process leaves
no secondary waste stream.

- a proven cleaning application for turbine engines, power generating plants, food
processing plants, tape and adhesive manufacturing equipment, foundry tooling
and molds, plastic industry molds and injection screws, printing presses, medical
manufacturing facilities and equipment, papermills, water damage, fire and smoke
damage, bakery ovens, OSB presses, plywood mills, impregnator tanks, resin and
adhesive storage tanks, concrete and masonry surfaces, wood renewal, mold
remediation etc.

For more information visit http://www.glacierblast.com
This article is free for republishing
Source: http://www.articlealley.com/article_123552_15.html
Cliff Foley writes informational articles about dry ice blasting for Glacier Blast Inc.

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