Product Details
Product Description
Product Description
PDT-01 Paper Dirt Tester
Application
PDT-01 Paper Dirt Tester is made according to GB/T 1541“Paper and boardDetermination of dirt”. The degree of dirt is the amount of dirt with a certain area per square meter of paper and cardboard, or the equivalent area (mm2) of dust on paper and cardboard per square meter.
Significance
Dust is a type of defect of paper appearance, which can be inspected by eye, hand, and nose. It is impurities such as black, yellow, dark yellow, yellow brown, or brown dots that are significantly different from the color of the paper.
A high degree of dirt will reduce the printing quality. In the printing of coated paper, cardboard, and white cardboard, especially in color printing, the effect of the degree of dust is particularly obvious, affecting the printing quality.
Standard
ISO 5350，TAPPI/ANSI T 437, TAPPI T213,
GB/T 1541 “Paper and board-Determination of dirt”
Main Parameters
Lighting AC 220V 20W fluorescent lamp
Lighting angle 60°
Working area 0.0625m², 360° rotatable
Standard dirt picture 0.05~5.0（mm²）
Power AC 220V 50Hz
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