Does anyone have any experience with the following small, commercial, fold-up portable spray booths that are new products from Grizzly and General International?
Grizzly sells two models described at the following links:
http://www.grizzly.com/products/item.aspx?itemnumber=G0533
http://www.grizzly.com/products/item.aspx?itemnumber=G0532
and General International sells one:
http://www.general.ca/pagemach/machines/10900a.html
The General, and the 3HP Grizzly look to be nearly identical. These look like interesting options for an affordable, movable, spraying option with integral explosion proof motors. None of the descriptions mentions any built-in explosion proof lighting. It also looks like one could pretty easily engineer a bit more of an enclosed area around them.
Replies
Wow, I thought these things were pretty cool, and nobody has anything to say about them!
Well, maybe that's because nobodies got one yet! Oh, well...
My machine guy by the way looked at both the Grizzly and the General down in Atlanta. I guess the General they had there was a prototype, but the General engineers made a big deal about the differences between theirs and the Grizzly. Both models are made in the same factory in Taiwan. They were hot to describe their alternative baffling system which they argued was more efficient and quieter. My machine guy (a General dealer) has been trying to get one into his showroom, and they were supposed to be available in Sept., but he hasn't been able to get ahold of one yet. Also, looks like the General will be several hundred bucks more than the Grizzly.
I'm still intrigued.
Edited 12/16/2005 7:06 pm ET by pellaz
So what differences between the General and Grizzly made the General worth more $? Binks makes spray booths, too. Not cheap, kind of a pain to assemble, but OSHA approved, if that matters. The cheap one looks like a stand, a sheet metal box, a couple of filters and a 1-1.5HP dust collector without the bags or the rest of what a DC usually mounts to. I wonder why it's $1300.
"I cut this piece four times and it's still too short."
HF: Possibly the explosion proof motor. DukeKenneth Duke Masters
The Bill of Rights
December 15 1791
NRA Endowment Member
LEAA Life Member
CRPA Member
Aren't TEFC motors supposed to be explosion proof? Besides, the motor isn't always in the airflow that has the flammable vapors, especially the cheap model in the link. As I said, it looks like a DC motor/impeller setup. If the fan is turned on in advance, there shouldn't be much of a problem as long as the filter is clear and the setup can move enough air.
"I cut this piece four times and it's still too short."
Explosion proof motors are quite different then TEFC. The leads come out through a poured seal, there is a thermostat inside that will drop out the starter if it gets too warm and the temperature rise is limited. They come with all kinds of approvals for different applications, a very specific item. Also the terminal box is heavy duty with a bolted cover and some have very long leads so that no connection is made in the explosive atmosphere. Thats all I remember. Duke
Page from Graingers shows some of what I'm talking about.
http://www.grainger.com/Grainger/wwg/catalogPDF.shtml
Kenneth Duke MastersThe Bill of Rights December 15 1791NRA Endowment MemberLEAA Life MemberCRPA Member
Edited 12/17/2005 10:01 pm ET by dukeone
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