CLEAN AND TREAT MAGNESIUM ALLOY PARTS (AVIM)
Steel Container, 2 Gallon
Lead-Line 2S Aluminum Container
Lead or Rubber Lined Container
Alkaline Cleaner (E117)
Chromic Acid (E114)
Hydrofluoric Acid (E201)
Sodium Acid Fluoride (E355)
Sodium Dichromate (E357)
Nitric Acid (E22)
Calcium Fluoride (E90)
Calcium Sulphate (E91)
Aircraft Structural Repairer
MIL-M-3171, Type IV
MIL-M-45202, Type 1
Off Helicopter Task
General Safety Instructions:
Do not add water to acids. A violent
action will result. Acids should be
added to water in small quantities.
Wear gloves (E186).
Chemical materials used in this
task are extremely toxic. They can
irritate skin and cause burns. Avoid
inhaling, use only with adequate
ventilation. Avoid contact with skin,
eyes, or clothing. In case of contact,
immediately flush skin or eyes with
water for at least 15 minutes. Get
medical attention for eyes.
Galvanic anodize parts containing Dowmetal
M, EK30A and EK41A magnesium alloys in
accordance with MIL-M-3171, type IV.
Anodize parts made from ZK60 magnesium
alloy in accordance with MIL-M-45202, type 1.
When this treatment is used, do not allow anodic
coating to build up excessively.
Clean and treat all parts not noted in steps 1 and
2 as follows:
Prepare each of the cleaning and treating
solutions as follows: