Size reduction technical articles
Should you use Nitrogen for your size reduction operation?
Find out why liquid nitrogen has been used for over 50 years for cooling size reduction processes to grind more effectively and efficiently.
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The case for nitrogen inerting of flammable and combustible liquids
Protection against gas, oxygen and ignition coming together unexpectedly, explosively.
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Prevent combustible dust explosions with N2 inerting
Inerting for combustible dust and the economics of explosion prevention.
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Practical low-temperature size reduction
Cryogenic grinding uses liquid nitrogen and offers numerous features attractive to processors trying to grind challenging materials.
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Cryogenic grinding: a multitasking marvel
From spices to thermosplastics, cryogenic size reduction can provide benefits to a variety of industries.
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A cool approach to size reduction
Cryogenic grinding solutions can be used to produce fine particles in multiple applications.
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Use nitrogen safely
Understanding the potential hazards and taking the proper precautions will allow you to reap such benefits as improved product quality and enhanced process safety.
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Size reduction literature
Nitrogen inerting to prevent combustible dust explosions
Learn how using inert gas systems for combustible dust handling can prevent an explosion before it starts.
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PolarFit Cryogenic Grinding Solutions for Efficient Size Reduction
Our PolarFit size reduction systems use the cooling power of liquid nitrogen to remove heat produced in the grinding process, allowing you to achieve higher yield of particles in your target range, more uniform particle size distribution, higher production rates, Improved product quality and improved process safety due to the nitrogen inertness.
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PolarFit Cooling Conveyor
Choosing the right cooling conveyor for the job is critical to your cryogenics operation. The correct size and type of conveyor translates into a more efficient process. And a more efficient process saves you money. We can help make your choice easier—Air Products offers a selection of cooling conveyors backed by our experience to maximize the performance of your cryogenic grinding system.
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PolarFit Ultra-Fine-Grinding Mill
Our mill can help you meet product specifications previously considered impossible. Although every material is different, in some cases our mill can produce particles as small as 10 microns!
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Videos – Cryogenic grinding or milling with liquid nitrogen
Ask the expert: What equipment do I need for cryogenic milling?
Ask the expert - What particle size can I expect for my material if I use cryogenic milling?
An overview of cryogenic grinding solutions
The PolarFit Ultra-Fine-Grinding Mill
An overview of our mill.
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Interview with Alan Barton, CEO, Lehigh Technologies
Lehigh Technologies uses cryogenic grinding to produce micron-scale powders. Alan Barton, CEO, talks about the benefits of our PolarFit ultra-fine-grinding mill.
Size reduction webinars
Technical Webinar Replay, The Fundamentals of Cryogenic Grinding
Cryogenic grinding can help you cost-effectively achieve desired particle sizes or yield of particles in your target range; grind heat sensitive or tough-to-mill materials; as well as increase production, product quality and process safety. Watch to learn about the fundamentals of cryogenic grinding, benefits and results of cryogenic grinding, safety considerations and precautions, and equipment requirements for cryogenics.