Paper dust meter operation method
The paper dust meter is suitable for the determination of dustiness of paper or cardboard. The paper dust meter is designed and manufactured according to GB/T1541-1989 "Determination of paper and cardboard dustiness". The paper dust level measuring instrument has reasonable structure and convenient operation, and is widely used in the field of testing paper materials for colleges and universities, scientific research units, quality inspection departments, and paper printing and packaging production departments.
Paper dust meter operation method:
1. Sampling: cut more than 4 samples of 250mm × 250mm
2. Observation: Place one of the specimens on a rotatable table. Turn on the fluorescent lamp and check the visible dust on the sample surface under the fluorescent light. When viewing, the line of sight of the eye is kept at 250 to 300 mm, and different areas of dust are circled with different marks. The number of dusts of the same area can also be recorded according to the size of different areas.
3. Alignment: Rotate the table 90°. After each rotation, use the standard dust image to identify the area of ​​the dust on the sample. You can also mark the newly discovered dust according to different areas until it returns. To the beginning of Zui
Paper dust meter technical indicators:
1 , light source: 20W fluorescent lamp
2 , illumination angle: 60 °
3 , rotating table: 270mm × 270mm, effective area is 0.0625 m2, can be rotated 360 °
4 , standard dust picture: 0.05 ~ 5.0 (mm2 )
5 , dimensions: 428 × 350 × 250 (mm )
6 , quality: 8 Kg
National standard: GB/T1541
Paper Dust Meter Keywords: GB/T1541, paper dust meter, dust meter, paper dust meter, paper and cardboard dust meter
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Jinan Jingji Testing Instrument Co., Ltd.
Label: dust meter , paper dust meter
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