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Haze Testing on Plastic Color and Haze Test Equipment CS-720

Plastic Industry | 2018-11-10 11:18:55


We received another sample from our customer. The customer's sample is plastic sheet and they need measure color, haze and transmittance for their samples. We will measure with haze test equipment CS-720 and share test method and result.


1. Haze and Transmittance Test Condition


1). Standard: ASTM                         2).Light Source: C

3). Test Parameter: Haze and Total Transmittance

4). Instrument: haze test equipment CS-720


2. Test Method

1). Choose one point on one sample to measure.


3. Sample Pictures and Test Result

Sample Picture


Sample A and B


Test Result of Sample A


Test Result of Sample B


When measure the samples, we checked it by eyes. Sample A is much clearer than sample B. The test result is same as we see.

Item No.

Haze

Total Transmittance

Sample A

4.88

89.7

Sample B

24.1

87.1


4. Color Test Condition

1).Test Mode: Transmittance                2).Light Source: D65

3). Test Angle:10 degree

4). Test Parameter: CIE-lab and Delta E*ab.

5). Instrument: haze meter CS-720


5. Test Method

1). Choose one point on one sample to measure.


6. Sample Pictures and Test Result

Samples


Test Result of Blue 1


Test Result of Blue 2



Test Result of Bronze


Test Result of Green


Sample

Name

L

a

b

Delta E*ab

Blue 1

Target

78.38

-17.98

-26.07

--

Sample

78.42

-18.01

-26.18

0.12

Blue 2

Target

60.36

-56.93

-18.87

--

Sample

68.07

-48.17

-16.32

11.95

Bronze

Target

26.17

16.23

16.11

--

Sample

24.73

16.28

16.01

1.45

Green

Target

69.24

-74.72

3.51

--

Sample

72.21

-65.14

6.16

10.37


We have checked the sample by eye and test result of instrument is close to visual result. The following are the comment from the customers who has purchased the haze meter.



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