Requirements of Mixed Paints
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Characteristics
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Standards
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Type I
White and Yellow
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Pigment, percent by weight
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55% to 60%
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Nonvolatile vehicle, percent by weight of vehicle
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40 minimum
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Uncombined water, percent by weight of paint
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1.0 maximum
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Coarse particles and skins (retained on No. 325 sieve, 1% by
weight of pigment)
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1.0 maximum
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Consistency, krebs units
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65 to 70 (Type I)
70 to 110 (Type II)
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Weight per gallon, pounds:
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White
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11.7 minimum
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Yellow
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12.0 minimum
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Fineness of grind, Hegman
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2.0 minimum
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Contract ratio, dry
|
0.96 minimum
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Directional reflectance:
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White
|
84 minimum
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Yellow
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50 minimum
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Drying time, no pickup, minutes (lab)
|
ASTM D711
|
30 maximum
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Flexibility
|
No cracking or flaking
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Bleeding test
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ASTM D868 and D969
|
5 minimum
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Water Resistance
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—
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Skinning (48 hours)
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None
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Storage Stability
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ASTM D1309
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6 minimum
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Condition in container (1/sieve conforming to RR-S-366)
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See 3.6.3
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