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Thread: Proud owner of...
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4th April 2005, 07:20 PM #1
Proud owner of...
A Frejoth 650cfm dust extractor. Model appears to be a ufo90, but I cant find any info on the net, but measuring the bags and the 10" impeller would suggest about 650cfm.
Some days it really does pay to go to work.
I had the opportunity to get down to our storage depot today (was looking for a missing case of glass, long story told later maybe ).
When moved to our current building we had a 2000cfm extractor for our big bench saw ( for case making) and a smaller 650ish cfm model for a nolonger exisitng saw set up.
I spied it and is 3 metre flex hose sitting most forlonly in the corner gathering dust. I told the boss I was going to take it home and if it worked , toss a few dollars his way. I think its probably worth about $150 as I can currently buy new ones this size for about $325 - $ 425 locally, and it needs a spot of cosmetic tidying. It hasnt been used in ages so popped it in me car tonight and took it home, plugged it in and hey presto a perfectly good dust extractor that fits the work shop nicely. Piccys to come.
The roofer chaps next to our depot have a whole pile of 100 mm spouting pvc pipe. I grabbed a bit and took it home and it fits the extractors connections so I will take the trailer to work tommorrow and grab about 20 metres of straight pipe plus the elbows and tees that are there as well. One mans junk is another mans.....
I know that 100mm tube it not considered the best but when the gift horse smiles ... well whats a poor boy to do
Now if memory serves the bags on most extractors arent good enough to trap the really fine particles and for that you need a different type of bag or liner for the bags? (Insert help comments here).
Or if I make a cyclone out of this unit will that be sufficient?
All thoughts commennts received ..but not necessarily understoodIts better to burn out than to fade away......
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4th April 2005 07:20 PM # ADSGoogle Adsense Advertisement
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4th April 2005, 07:26 PM #2
Stick it outside the workshop and you dont breathe the dust
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5th April 2005, 12:10 AM #3Novice
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Short of placing the DC outside and letting the neighbors listen to it, you can buy replacement bags that trap dust down to 3-5 microns. For some DC's there are cannister replacements for the bags that seem to work even better. They are a bit pricey though ($200,00 US).:eek:
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5th April 2005, 12:34 AM #4GOLD MEMBER
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I think you are talking about the 'felt' top bags with a plastic bottom bag. Lee Valley sell them as an after-market item, and I'd be surpised if Carbatec & Timbecon didn't have them available as spares for their D.C.'s.
Carbatec has the 'big drum' type filters - the things with the handle on top to knock the dust down - but you'd have to check the diameters on your DC & see if they fit. Jet also have a couple but I don't know the sizes.
I have seen some post on the Taunton 'Knots' forum about plastic bag problems - mainly related to splitting/ripping. Main idea seems to be placing an old fashioned garbage bin underneath with the plastic bag in it, or with a short length of large diameter plastic tube (ask for 'stay flat' tube) connecting the DC to the bin.
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5th April 2005, 03:48 PM #5
The felt bags sound interesting.
Currently the machine has a top and bottom bag attached, in good order, no signs of excess venting.
They appear to be made from a canvas like cloth and these appear to be the originals. I've had it running and it makes almost the same amount of noise as our vacuum cleaner so sticking it outside probably wouldnt hurt. Was very impressed with the lack of noise to be honest.
I dont know how good the ratings are for these bags but will make additional inquiries as well.
However if it stayed outside I would probably have to enclose it in a cage to stop some bugger running off with it. Part of the local neighbourhood is a little on the ragged side.Its better to burn out than to fade away......