News
- 2012-11-08 09:10:43
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1, the dilution of the aluminum paste select paints mainly determined by the formulation may be a non-leafing aluminum paste can be widely used in both polar and non-polar solvents, such as aliphatic or aromatic hydrocarbons, lipids (such as acetate butyrate aliphatic), ketones (e.g., methyl ethyl ketone, methyl isobutyl ketone), alcohols (such as ethanol).
2, chlorinated solvents (halogenated ...) is not suitable for use in any of the aluminum paste pigment. Chlorinated solvent will release the HCL, to react chemically with the subtle aluminum pigment.
3, in order to achieve satisfactory special effects, aluminum paste must be in the coating system is completely dispersed, coating was homogeneous state, fine particles does not occur. The aluminum flake easily bent and broken, in the coating in the production process should After the high speed agitation or other the Series Liejia workers, its geometry can easily be damaged, resulting in coarse, dark color, covering power lower, and metal wavering other undesirable phenomena. means a dispersion of the high shear forces should therefore not be used. Zhuang color recommendations: pre decentralized manner: first, to select a suitable solvent or a mixture of several solvents, a ratio of 1:1 or 1:2 ratio of aluminum paste with a solvent, the solvent is added to the aluminum paste, slowly stirred until homogeneous (approximately 10-20 minutes). system Jiaru Ji materials. general production, pre-aluminum paste solvent soak for 30 minutes and then slowly stirred.
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