A Line Vac Air Operated Conveyor System Really IS Just That Simple. Seriously.

I’m a skeptic by nature. “If it sounds too good to be true, it probably is”, is engrained in my cerebral cortex as firmly as anything else. And I know I’m not the only one, if only because of the conversations I have with callers about our Line Vacs. Here are some of the questions we’ll get:

“What all do I need?” Here’s a basic system:

A Line Vac.
A length of hose to get from Point A to Point B.
A supply of compressed air.
Something to convey.

Click on the photo to see a great example of the simplicity of an EXAIR Line Vac Air Operated Conveyor system in this video.
Click here for a great video example of the simplicity of an EXAIR Line Vac Air Operated Conveyor system.

That’s it.  You might need something to hold the hose in place.  Or maybe a Mounting Bracket for the Line Vac to hold IT in place…if so, one comes in the Kit.  Which brings me to the next question…

“What ELSE do I need?”

This depends on what you’re conveying.  Anything in your compressed air supply to the Line Vac can get on (or in) the product passing through.  Our Kits include an Automatic Drain Filter Separator, which keeps the air clean & dry.  If you need to keep any trace of oil from your product, we’ve got Oil Removal Filters, which can couple right to the Kit’s Filter Separator.  Not only do they use a coalescing action to remove any trace of oil, they provide additional particulate filtration down to 0.03 microns.  THAT’S some clean, dry air right there.

“What’s the catch?”

By and large, the mission of the Application Engineering staff at EXAIR is to eliminate any “catches.”  We’ll discuss your application with you and make just as solid of a recommendation as we can with the data provided.  We’ll talk about:

The physical nature of your product.  If it can make a combustible mixture with air, we won’t specify a Line Vac.  If it’s particularly low density, we’ll discuss the Light Duty models.  If it’s abrasive or particularly high density, we’ll go to the Heavy Duty models.  If it’s corrosive, we’ve got Stainless Steel.

The environment it’ll be used in.  If it’s hot (or corrosive, like the product,) we’ve got Stainless Steel.  If it’s REALLY hot – up to 900F (482C) – we’ve got High Temperature units.

How you want to hook it up.  We’ve got Conveyance Hose for our standard Line Vacs…it’s reinforced PVC and is awesome for typical industrial/commercial uses.  If you want to use hose with specific properties (food grade, static resistant, high temperature, etc.,) these are all readily commercially available, and are quite commonly seen in successful Line Vac installations.  Our Threaded Line Vacs can be used with NPT pipe fittings & connections for more permanent setups.

Lastly, the “catch” is ours…not yours.  If, after a thorough discussion (mind you, I can talk about Line Vacs all day long…and sometimes I do,) there are still some variables or unanswered questions, we offer all catalog products with a 30 Day Unconditional Guarantee.  Try it out – if it doesn’t do what you want, we’ll arrange return for full credit; easy as that.  It’s the complete absence of “catch.”  Oh, and if you buy a Line Vac before October 31, 2016, you’ll get a free 2″ Flat Super Air Nozzle.

If you’ve got a Line Vac – or any Engineered Compressed Air Product – application you’d like to discuss,  give me a call.

Russ Bowman
Application Engineer
EXAIR Corporation
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EXAIR Air Nozzle Provides Non-Marring Solution For Rotary Die Cutting

Die Cutting is a highly efficient means to produce large volumes of uniquely shaped parts while creating a low volume of wasted materials. There are several different ways to produce die cut parts with one of the more common being Rotary Die Cutting. A Rotary Die Cutter typically incorporates the material passing between a roller die cutter and a heavy roller anvil to cut the specific shape  then passes the material down a conveyor or feed line while retrieving the waste material in another collection device.

I recently worked with a customer who was starting to see a large volume of scrap in their vinyl and rubber parts die cutting process as the die cut parts themselves were getting stuck onto the rolling die cutter and weren’t getting grabbed by the conveyor rollers. To try and get the parts to eject from the cutter they installed a few 1/4″ open copper tube air lines running across the roller but were concerned with amount of air they were wasting and the high pitch noise levels of close to 100 dBA. They were also seeing some damage to the parts they were able to get loosened from the die as some of the parts would make contact with the pipe, causing a “blemish” on the part, ultimately failing inspection.

I recommend the customer use our Model # 1100-PEEK Super Air Nozzle. The Model # 1100 consumes only 14 SCFM of compressed air (at 80 PSIG), much less than a 1/4″ open pipe, tested at close to 140 SCFM @ 80 PSIG. This nozzle produces a low sound level of only 74 dBA falling well within the allowable noise exposure levels set forth by OSHA. In addition, the PEEK plastic construction provides a non-marring solution in the event one of the parts did make contact with the nozzle.

1100-peek
1100-specs Model # 1100-PEEK Super Air Nozzle with Performance Specs

EXAIR offers a large selection of engineered air nozzles with varying airflow patterns, force, sound levels and materials of construction to meet a wide variety of application requirements. With help selecting the best solution or to discuss your particular application, please give us a call.

Justin Nicholl
Application Engineer
justinnicholl@exair.com
@EXAIR_JN

Flexible Stay Set Hoses

Adjustability and flexibility have been common themes for some of my recent blog posts. The EXAIR Flexible Stay Set Hoses certainly exhibit those same characteristics and more. For applications where frequent re-positioning of the air product, whether it be a Super Air Nozzle or Jet, or small Super Air Knife, the Flexible Stay Set Hoses are ideal.  Simply mount the hose near the area of application, and bend and shape it to deliver the air flow precisely as needed.

stay-set-hoses
Flexible Stay Set Hoses

The hose was designed and manufactured to have “memory”, and it will not creep or bend. It will maintain the positioning and directional aim of the air flow until it is reshaped to a new position.  The materials of construction allow it to withstand temperatures up to 158°F (70°F.)

The Flexible Stay Set Hoses are offered in 5 different lengths – 6″, 12″, 18″, 24″, 30″, and 36″ and with 2 different end configurations – 1/4 male NPT x 1/8 female NPT and 1/4 male NPT on both ends, providing many options to match the needs of the application.

The Magnetic Base works in conjunction with the Stay Set Hoses, as they also allow a flexible location for positioning the hose.

stay-set-hose-application-photo
Magnetic Base, 24″ Stay Set Hose and 2″ Flat Super Air Nozzle Provide Blowoff for a Machining Operation

For additional information on the Flexible Stay Set Hoses including the proper way to install and set the position for long lasting service, check out the Video Blog.

To explore how the Stay Set Hose could be of use in your facility, feel free to contact EXAIR and one our  Application Engineers can help you determine which solution can help you.

Brian Bergmann
Application Engineer

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EXAIR Chip Vac Removes Swarf and Keeps the Machining Center Running

The word of the day is “swarf”. Swarf is fine chips or filings of stone, metal or other material produced by a machining operation.

A company had four automatic profile cutting machines to cut aluminum stock.  They contacted me for help to improve their operation.  Each machine had a cleated belt conveyor to remove the swarf (or chips) from the cutting process.  Because the swarf was small in size, the chips could get around the edge of the belt and affect the conveying system.  Two of the four conveyors failed, and they wanted to find a better option to remove the swarf and keep the machines running.  They sent me a photo of the type and size of the swarf that was thwarting their conveying system.

Swarf - fine metal chips from machining
Swarf – fine metal chips from machining

EXAIR receives many calls about applications similar to this. I suggested the model 6193 Chip Vac System.  This assembly will fit onto a standard open-top 55 gallon drum which has a much smaller footprint than the conveying system.  The 0.1 micron filter allows for the air to escape and keep the fine particles inside the drum.  For this customer, once the drum was filled with aluminum chips, it was easy to rotate in an empty drum, sending the full drum of material to recycling.  The vacuum generator has no moving parts which makes it quiet, maintenance free, and long lasting.  It also creates a high vacuum level which was very useful when they attached it near the chip collection area.  The Chip Vac System was easy to install and it was very beneficial in keeping the machining area clean and running.

EXAIR Chip Vac
EXAIR Chip Vac

If you find that your chip conveying system is affecting your operations, you should contact an Application Engineer at EXAIR to see if we have a better and more reliable solution to remove your swarf.

John Ball
Application Engineer
Email: johnball@exair.com
Twitter: @EXAIR_jb