Alpha Mule Posted August 17, 2014 Report Share Posted August 17, 2014 Yes, use the Super Blue, done my CZ over 5yrs ago & it's still as good as the day I did it....attention to preparation is the key. Cheers Quote Link to comment Share on other sites More sharing options...
Bewsher500 Posted August 18, 2014 Report Share Posted August 18, 2014 camping stove and a pyrex pan with eBay available Sodium Hydroxide and water you can hot caustic blue pretty much any small item this way add some Sodium Nitrate/Nitrite to get a bit of real blue into the final colour nasty stuff though, eats leather and aluminium easy enough to control if you pay attention and don't boil over Quote Link to comment Share on other sites More sharing options...
victorismyhero Posted August 19, 2014 Report Share Posted August 19, 2014 camping stove and a pyrex pan with eBay available Sodium Hydroxide and water you can hot caustic blue pretty much any small item this way add some Sodium Nitrate/Nitrite to get a bit of real blue into the final colour nasty stuff though, eats leather and aluminium easy enough to control if you pay attention and don't boil over and make sure you wear face protection and in particular EYE protection as well as gloves. Sodium hydroxide WILL blind you in seconds if it spits..... Quote Link to comment Share on other sites More sharing options...
RichardH Posted August 26, 2014 Report Share Posted August 26, 2014 camping stove and a pyrex pan with eBay available Sodium Hydroxide and water you can hot caustic blue pretty much any small item this way add some Sodium Nitrate/Nitrite to get a bit of real blue into the final colour nasty stuff though, eats leather and aluminium easy enough to control if you pay attention and don't boil over Be very very very careful, I black hundreds of guns with a proper industrial six tank system and am currently nursing a serious burn from just a tiny tiny splash and that's wearing full protective gear. If you are stuck simply post them to me and I will black them for you for £20 cheque payable to H4H Rich Quote Link to comment Share on other sites More sharing options...
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