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    FORD FLTM EU-BQ 009-03-2000 SEAL TEST FOR ANODIZED ALUMINUM《阳极化铝的密封试验》.pdf

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    FORD FLTM EU-BQ 009-03-2000 SEAL TEST FOR ANODIZED ALUMINUM《阳极化铝的密封试验》.pdf

    1、 FORD LABORATORY TEST METHOD EU-BQ 009-03 Date Action Revisions 2000 11 08 Editorial no technical change A. Cockman 1994 02 28 Printed copies are uncontrolled Page 1 of 2 Copyright 2000, Ford Global Technologies, Inc. SEAL TEST FOR ANODISED ALUMINUM Application This test method is used to determine

    2、whether an anodic coating on aluminum has been properly sealed. This method is applicable to steam sealed or water sealed anodised aluminum. In case of dispute the refere e method shall be weight loss determination by test method EU AQ 6 - 3. Apparatus and Reagents (of recognised analytical quality)

    3、 Required Dye Test Solution Dissolve 5 g Aluminum Blue 2 LW in 1 litre of distilled water, adjust to pH 5.0 +/ - 0.5 with dilute d sulphuric acid or sodium hydroxide solution at a temperature of 25 +/ - 1 C. Sulphuric Acid - Potassium Fluoride Solution Add 10 g potassium fluoride and 25 mL sulphuric

    4、 acid (specific gravity 1.84) to 1 litre of distilled water. Cotton Plugs Acetone Conditioning and Test Conditions All test values indicated herein are based on material conditioned in a controlled atmosphere of 23 +/ - 2 C and 50 +/ - 5 % relative humidity for not less than 24 h prior to testing an

    5、d tested under the same conditions u nless otherwise specified. Procedure 1. Clean the surface to be tested and remove any grease with acetone on cotton wool. 2. Apply one drop of sulphuric acid - potassium fluoride solution at a temperature of 25 +/ - 1 C to the horizontal clean and dry s urface an

    6、d allow to remain for exactly one minute before removing. Then thoroughly rinse, wipe with soft paper tissues and forced air dry (oil and water free) the surface. 3. Apply the dye test solution at a temperature of 25 +/ - 1 C to the pretreated test area. Let the dyestuff remain on the surface for on

    7、e minute, then clean the surface thoroughly by rubbing under running water with a paste of light abrasive (magnesia or whiting or equivalent abrasive medium) for approx two minutes. Then thoroughly rinse and forced - air dry (oil and water free) the surface. Evaluation Examine and compare intensity

    8、of stain in test area with the standard colour table and rate according to resistance to dye absorption. FORD LABORATORY TEST METHOD EU-BQ 009-03 Page 2 of 2 Copyright 2000, Ford Global Technologies, Inc. Standard Colour Table * Original color chips are available from: Materials Laboratory 13/100 Re

    9、search and Engin eering Centre Ford Motor Company Ltd. Laindon, Basildon Essex SS15 6EE, England Source of Dye Stuff Great Britain: Sandoz Products Ltd. P.O. Box 4 Horsforth Leeds LS18 4RP Germany: Sandoz Producte Wiesental Strasse 27 Postfach 2280 D 7850 Lrrach Spain : Sandoz S.A.E. Avda. Jose Anto

    10、nio Primo de Rivera 764/768 Aptdo. 708 Barcelona Chemicals, materials, parts, and equipment referenced in this document must be used and handled properly. Each party is responsible for determining proper use and handling in its facilities. ALUMINUM BLUE 2LW INTENSITY OF THE STAIN RESISTANCE TO DYE ABSORPTION * 5 NONE * 4 VERY WEAK * 3 WEAK * 2 MEDIUM * 1 STRONG * 0 TOTAL


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