Media blasting
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*http://www.jalopyjournal.com/forum/showthread.php?t=143854 | *http://www.jalopyjournal.com/forum/showthread.php?t=143854 | ||
*http://www.hotrodders.com/forum/sandblasting-cabinet-homemade-79837.html | *http://www.hotrodders.com/forum/sandblasting-cabinet-homemade-79837.html | ||
| + | *http://www.ford-trucks.com/article/idx/5/007/article/Build_Your_Own_Grit_Blasting_Cabinet.html | ||
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*Interior coating can be made from something soft, rather than hard (rubber?). Norton Sandblasting Equipment sells rubber curtains for this purpose. | *Interior coating can be made from something soft, rather than hard (rubber?). Norton Sandblasting Equipment sells rubber curtains for this purpose. | ||
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==Where to get media== | ==Where to get media== | ||
Locally, online, cheaply? | Locally, online, cheaply? | ||
==Dealing with dust== | ==Dealing with dust== | ||
| − | When the blast media wears out, it will create more dust. Also, can use a [http://www.grizzly.com/products/1-HP-Dust-Collector/G8027 dust collector]. | + | When the blast media wears out, it will create more dust. Also, can use a [http://www.grizzly.com/products/1-HP-Dust-Collector/G8027 dust collector]. |
You need air flowing into the cabinet, as well as out. | You need air flowing into the cabinet, as well as out. | ||
Some creative solutions on dealing with dust are here: http://www.hotrodders.com/forum/blasting-cabinet-clouds-up-136430-2.html . | Some creative solutions on dealing with dust are here: http://www.hotrodders.com/forum/blasting-cabinet-clouds-up-136430-2.html . | ||
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| + | ==Blast cabinet visibility== | ||
| + | Try an external light or two shining in the blast window, or inside the blast cabinet. | ||
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| + | Window can be made of tempered glass, with a replaceable polycarbonate film taped to the inside. | ||
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===Shop vacs=== | ===Shop vacs=== | ||
| − | You can burn out a shop vac using it to evacuate a blast cabinet -- the media is so small it gets into the motor, and can be abrasive. Also, the paper filter gets clogged very quickly. One suggestion is to wrap the filter with a layer of foam (like some car filters). Shop vacs have low CFM compared to most suitable fans, so they aren't going to work very well. | + | You can burn out a shop vac using it to evacuate a blast cabinet -- the media is so small it gets into the motor, and can be abrasive. Also, the paper filter gets clogged very quickly. One suggestion is to wrap the filter with a layer of foam (like some car filters). Shop vacs have low CFM compared to most suitable fans, so they aren't going to work very well -- you need a more powerful fan. |
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==Different types of media== | ==Different types of media== | ||
List of various types of blasting media, and their purposes. | List of various types of blasting media, and their purposes. | ||
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*Walnut shells | *Walnut shells | ||
*Black beauty | *Black beauty | ||
| + | *Crystal grit | ||
*Silica sand (controversial: http://en.wikipedia.org/wiki/Silicosis) | *Silica sand (controversial: http://en.wikipedia.org/wiki/Silicosis) | ||
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