1. see . 100% virgin non-woven clothglossiness, gloss has woven with the increase in the proportion of filler addedgradually dull .

2. smell . 100% of non-woven fabricproduced by the new particle does not smell , because the PP particles aretasteless , but the material is back odor , powder is petrol and diesel smell.

3. burn . 100% PP non-woven fabric burntpowder residue will have like object , a filling material and burn the nonwovenfabric can be seen clearly in the residue powder objects.

4. pull . 100% PP non-woven fabricafter tear is strong ,clean and pure with many silk , there is a non-woven fabricafter tear filler can be seen in a white powder -like objects .

5.measured . determine whether the 100%of new material by measuring the thickness of the cloth and specific gravity .