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Color tablets big, fat through heat treatment. To the ground until the can spread in media such as plastic resin
tiny particles of color and color group
.Small particles will start from the smallest. The size and shape of each unique color tablets Under the specific conditions which produce
.Color group (Aggregate) consists of starting with the relationship of particle on surface, the largest and strength based on tight. It is difficult to break the particles start to have small
.Colored cubes (Agglomerate) is caused by a combination of the particles, and the color (Aggregate) together make a square corner. Color cubes broken particles than bulk color
distribution in the second step (Secondary dispersion)
.When the plastic melt behavior should be similar to the liquid with viscosity. The viscosity of plastics is depending on the temperature. When the temperature increases, the viscosity will decrease and the Eindhoven temperature reduce viscosity will increase
.The plastic melt in the device Injection molding will cause a rolling resistance of screws and plastic injection into the mould of Gru. Polymer melt with viscosity.When adding the temperature of the air, the viscosity of plastics will decrease the resistance of various happened to screw will her down with
Masterbatches. Distributed well in the desired plastic color combinations should be qualified as follows:
1.Masterbatches. Must have a melting point lower than the melting point of the desired plastic color mix
2. Masterbatches molten have low viscosity In order to spread around the tablets
.The desired plastic color mix well. We need to control the melting point and viscosity of masterbatches carefully, the viscosity of plastics can be monitored using. Melt Flow index factors in distribution Tester
.An important variable that the distribution is the shear strength, which will occur in fluid systems (พลาสติกหลอมเหลว) was made to flow Laminar
.The model of shear, shown by assuming the 1 set. Push card sheets on the forward. The pad on the moving faster than the bottom plate. The difference of speed of this incident was caused by shear it
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