5 Recipes For Making General Metal Cleaners
General Metal CleanersRecipe 1 :
Phosphoric acid = 70
Sodium acid pyrophosphate = 16.5
Sodium bisulphale = 80
Ethylene glycol monobutyl ether (non-ionic detergent) = 5
Anionic wetting agent = 3
Water = 25
General Metal CleanersRecipe 2 :
Phosphoric acid = 15-25 parts
Ethylene glycol monobutyl ether = 7-20
Water = remainder
General Metal CleanersRecipe 3 :
Sodium acid pyrophosphate = 16.5
Sodium bisulphate = 80
Anionic wetting agent = 3
General Metal CleanersRecipe 4 :
Sodium sulphate (anhydrous) = 15
Sodium melltsilicate = 40
Sodium sesquicarboflate = 35
Tetrasodium pyrophosphate = 4
Xynomifle powder 20 = 4
Sodium alkylnaphthalcne sulphonate = 2
For soaking or electrolytic cleaning of ferrous metals use 4-6 oz/gal of this solution at l85-200°C.
For soak-cleaning of aluminium and zinc alloys use 2-4 oz/gal at 165-175°F.
General Metal Cleaners Recipe 5 :
Petroleum solvent = 250-30 parts
Soap = 10-15
Petroleum sulphonate = 10-15
Non-ionic surlactant = 5-10
Glycols, glycol ether = 1-5
Aromatjcs =5-10
Water = 5-10
Operation temperature : 80-150 °F