Ana amfani da shi don auna dukiyar asarar ruwa na maras saka. An auna madaidaicin matsakaicin shayarwa, sanya samfurin haɗin gwiwa a cikin farantin da aka karkata, aunawa lokacin da wani adadin fitsarin wucin gadi ya gangaro ƙasa zuwa samfurin da aka haɗa, ruwa ta tsakiyar maras ɗin yana tsotse ta daidaitaccen sha, sha ta auna daidaitattun matsakaicin nauyi canje-canje kafin da kuma bayan gwajin nonwoven samfurin ruwa zaizayarwa yi.
Edana152.0-99;ISO9073-11.
1. An yi alamar benci na gwaji tare da 2 baƙar fata Lines, nisa tsakanin wanda shine 250 ± 0.2mm;
Ƙananan layi, 3 ± 0.2mm daga ƙarshen benci na gwaji, shine matsayi na matsakaicin sha a ƙarshen;
Babban layin shine tsakiyar layin magudanar ruwa game da 25mm ƙasa daga saman samfurin gwajin.
2. Ƙaunar dandalin gwaji shine digiri 25;
3. Gyarawa: ko na'ura mai kama da (wanda aka yi amfani dashi don daidaita matsayi na tsakiya na samfurin) wanda zai iya gyara samfurin a wani wuri na (140 s 0.2) mm mai daidaitawa zuwa layin tunani.
4. Matsayi na tsakiya (don tabbatar da sakin axial tube na ruwa);
5. Ƙaƙwalwar tallafi tare da madaidaicin kushin shayarwa a ƙananan ƙarshen samfurin gwajin;
6. Gilashin gilashi: diamita na ciki shine 5mm;
7. Tushen zobe;
8 Dripping na'urar: iya a (4 ± 0.1) s a cikin ci gaba da yanayin ruwa (25 ± 0.5) g gwajin ruwa ta hanyar gwajin gwajin gilashi;