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  #1  
Old 22-03-09, 01:23
maple_leaf_eh maple_leaf_eh is offline
Terry Warner
 
Join Date: Mar 2004
Location: Shouting at clouds
Posts: 3,152
Default bead blasting plastic media

Over on canadiangunnutz last month there was some discussion of using plastic beads for blasting gun parts. The guys using it were in Edmonton and found a big-time industrial supplier who sells it by the fifty-pound bag.
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- 74-????? M151A2
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  #2  
Old 22-03-09, 05:24
cantankrs cantankrs is offline
Alex McDougall
 
Join Date: Feb 2009
Location: Kalgoorlie, Western Australia
Posts: 200
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Thanks David, Good info.



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  #3  
Old 22-03-09, 10:30
rob love rob love is offline
carrier mech
 
Join Date: Feb 2003
Location: Shilo MB, the armpit of Canada
Posts: 7,594
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All of my sandblasting, both on the indoor cabinet and out in the blasting shed, are done with regular yellow sand. Here in shilo, the top soil is only about 6 to 12" thick, and under that is all sand. I will harvest it after a couple of dry days. Of course, any moisture will cause the sandblaster to clog. I usually keep about 6 garbage cans full of it dry and sifted. I have not paid for a bag of sand in years. The results are very good overall. The silica might be a bit better, but not $8 a bag better.
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  #4  
Old 31-03-09, 04:14
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cletrac (RIP) cletrac (RIP) is offline
David Pope
 
Join Date: Jul 2003
Location: Eston, Sask, Canada
Posts: 2,249
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I did about 5 hours of sandblasting on C8 stuff today {5 seats etc} and am impressed with the cabinet. When I was done I blew my nose and there wasn't a trace of dust. Before it didn't matter how careful I was I made mudballs when I blew my nose. I'm sure the lungs will appreciate this.
I reused the sand 8 times and it wasn't much dustier than when I started. The dust gets sucked out the moment it's created. I'll be able to reuse the sand until it just disappears. The old pocketbook will appreciate this.
Now I just shovel the used sand into the hopper then shovel the sifted sand into the blaster tank. Before it took as long to do this as it did to use it up. Now it just takes a few minutes.
I threw a piece of sheet metal on the tank floor to keep from blasting through the plastic tank.
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