Paper Dust Degree Tester

Dust tester using oblique type standard stands and standard fluorescent lamp, through the visual marking circle specimen with standard dust, dust dust on the comparison of identification paper size, and then calculate the degree of dust (/m2).

Product features

It adopts standard lamp tube, aluminium alloy lamp holder and shade lampshade.

Technical index

Lighting: 20W fluorescent lamp

Irradiation angle of daylight lamp: 60 degrees

Test sample area (rotatable): (270 * 270) mm

Test description

Cut four 250mm * 250mm sample on the sample plate can be rotated on a fixed four angle, in the circle of different area distance marker 250mm~300mm dust, dust standard comparison chart paper dust size identification, then the sample rotating 90 degrees every revolution after the discovery the dust will be labeled, until the return to the initial position. Then check the other side of the sample in accordance with the above method. The remaining 3 specimens were measured in turn.

Note: the random standard dust contrast map is provided by the China pulp and Paper Research Institute - national paper quality supervision and inspection center.

Applicable standard

GB/T1541

ISO186

Device parameter

Overall dimensions (L * w * h): (590 * 390 * 390) mm

Net weight: 15kg