Cold Gun Aircoolant System™

The EXAIR Cold Gun Aircoolant System is a nifty tool that converts compressed air into cold air for cooling machining operations. It’s designed to replace expensive mist systems and prolong tool life by producing cold air that's 54°F (30°C) below the supply air temperature. This system is particularly useful in applications where liquid coolants can't be used, such as tool sharpening, drilling, milling, and laser cutting.

The Cold Gun is available in standard or high power versions and can come with either one or two cold outlets. It’s a great way to improve production rates, prevent tool burning, and extend tool life without the costs and health issues associated with liquid coolants.

Replace messy mist systems - improve dry machining with clean, cold air!

An innovative solution to a long-standing issue, the Cold Gun Aircoolant System addresses heat buildup in dry machining operations, which can shorten tool life and slow down machining rates. This system generates a stream of cold air at 50°F (28°C) below the supply air temperature. It's quiet in operation with no moving parts to wear out. It effectively dissipates heat, extending tool life and boosting productivity in scenarios where liquid coolants can't be used.

The Cold Gun also serves as a cost-effective alternative to expensive mist systems, eliminating the need for purchasing and disposing of cutting fluids. Additionally, it mitigates health risks for workers by reducing exposure to airborne coolants and preventing slip hazards on wet floors. EXAIR's Cold Gun is designed to prevent freeze-up during use, with factory-set cold airflow and temperature drop to ensure optimal cooling performance.

Model 5315 Cold Gun Sysytem for Chill Roll
Cooling a roll with 20°F (-7°C) air keeps the material on the surface from bunching up, jamming or tearing. The metal surface transfers the cold temperature to the product.

How The Cold Gun Works

The standard Cold Gun and High Power Cold Gun incorporate a vortex tube to convert an ordinary supply of compressed air (1) into two low pressure streams, one hot and one cold. (For completeinformation on vortex tube operation, see page 175 of this catalog.) Secondary air is drawn in (2). The Cold Gun's hot airstream is muffl ed and discharged through the hot air exhaust (3). The cold air (4) is muffled and discharged through the fl exible hose (5), which directs it to the point of use. Easy mounting and portability are provided through the use of an attached magnetic base (6).

Cold Gun Performance
  Pressure Supply Air Consumption Sound Level
Model # PSIG BAR SCFM SLPM dBA
5215 Cold Gun 100 6.9 15 425 70
5315 Cold Gun 100 6.9 15 425 70
5230 High Power Cold Gun 100 6.9 30 850 82
5330 High Power Cold Gun 100 6.9 30 850 82
  • Tool sharpening
  • Drill and cutter grinding
  • Routing
  • Plunge and form grinding
  • Milling
  • Surface grinding
  • Drilling
  • Tire grinding
  • Band sawing
  • Plastic machining
  • Laser cutting
  • Chill rolls
  • Setting hot melt adhesives

Model 5215 Cold Gun System

Tool Grinding

Cold air eliminates heat cracking of carbide and tool edge burning during grinding and sharpening operations. Increased tool life between regrinds is the result.

Model 5215 Cold Gun System

Milling & Drilling

Fly cutters up to 460mm in diameter have been cooled with the Cold Gun. Dissipating heat with cold air extends tool life, increases speeds and feeds, and improves finishes.

Model 5315 Cold Gun System

Chill Roll

Cooling a roll with 20°F (-7°C) air keeps the material on the surface from bunching up, jamming or tearing. e metal surface transfers the cold temperature to the product.

Model 5230 High Power Cold Gun System

Laser Cutting

Cold air cools a laser cut part so it can be handled seconds later. e High Power Cold Gun has twice the cooling capacity of the standard Cold Gun, cooling the part in less time.

The Model 5315 Cold Gun cools a two flute 3/8" carbide cutter on a CNC, increasing tool life by 50%.

The Model 5215 Cold Gun keeps the part cool to the touch and prevents discoloration.

Cold air eliminates heat cracking of the carbide tool during sharpening.

  • Improves production rates
  • Prevents burning
  • Extends tool life - reduces breakage
  • Improves tolerance control
  • Prevents smearing of metal or plastics
  • Finished part is dry
  • Eliminates wheel loading
  • Low cost
  • Compact, lightweight, portable
  • No moving parts - maintenance free
  • Quiet
  • No coolant cost
  • No electricity
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Model 5215 Cold Gun System (one cold outlet) (15 SCFM/425 SLPM) includes Cold Gun, Single Point Hose Kit, 3/8" (10mm) Cone Nozzle, 1-1/4" (32mm) Fan Nozzle, and Manual Drain Filter Separator.

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Model 5315 Cold Gun System (two cold outlets) (15 SCFM/425 SLPM) includes Cold Gun, Dual Point Hose Kit, (2) 1/4" (6mm) Cone Nozzles, (2) 1" (25mm) Fan Nozzles and Manual Drain Filter Separator.

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Model 5230 High Power Cold Gun System (one cold outlet)(30 SCFM/850 SLPM) includes High Power Cold Gun, Single Point Hose Kit, 3/8" (10mm) Cone Nozzle, 1-1/4" (32mm) Fan Nozzle, Automatic Drain Filter Separator.

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Model 5330 High Power Cold Gun System (two cold outlets) (30 SCFM/850 SLPM) includes High Power Cold Gun, Dual Point Hose Kit, (2) 1/4" (6mm) Cone Nozzles, (2) 1" (25mm) Fan Nozzles and Automatic Drain Filter Separator.

Cold Gun Aircoolant Systems are available with either a Single Point or Dual Point Hose Kit.

Single Point Hose Kit

The Single Point Hose Kit (included with the Model 5215 Cold Gun and Model 5230 High Power Cold Gun) is recommended for applications where a concentrated airflow is needed such as drilling and grinding operations.

Dual Point Hose Kit

The Dual Point Hose Kit (included with the Model 5315 Cold Gun and Model 5330 High Power Cold Gun) is recommended for applications where the heat is generated over a larger surface area such as band sawing, milling, chill rolls and hot melt adhesives.

Office:

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Vivek Pneutech Solutions Pvt. Ltd.

#22, 1st Floor, 1st Cross, Adj. to IIMB Compound, Bilekahalli Indl. Area, Bannerghatta Road, Bangalore, Karnataka,INDIA

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Office

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Vivek Pneutech Solutions Pvt. Ltd.

#22, 1st Floor, 1st Cross, Adj. to IIMB Compound, Bilekahalli Indl. Area, Bannerghatta Road, Bangalore, Karnataka,INDIA

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