Sample-selecting device with paper manufacturing effect
A sample and paper product technology, which is applied in the field of sample selection and sample device for paper product processing effect, can solve problems such as lack of uniformity of effect, gap in expected effect of paper products, troublesome storage and reading disorder, etc., to prevent wear and tear, prevent erosion, The effect of prolonging the service life
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[0016] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention will be further explained below in conjunction with specific embodiments.
[0017] Such as Figure 1-3 As shown, a sample selection device for paper product processing effects includes a sample upper cover 1, an intermediate classification sample 2 and a sample lower cover 3. The intermediate classification sample 2 is located between the sample upper cover 1 and the sample lower cover 3. The intermediate classification sample 2 is provided with a wear-resistant transparent coating layer 4, a moisture-proof coating layer 5, and a paper sample layer 6, and the moisture-proof coating layer 5 is located between the wear-resistant transparent coating layer 4 and the paper sample layer 6. A fixed long screw 7 is provided on the side of the cover 1 of the sample.
[0018] Wherein, a fixing nut 8 is provided on one side of the lower cov...
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