A. RVA gwajin tank gabatarwa

RVA gwajin tank ne aluminum silinda da aka yi amfani da sauri viscosity gauge don sanya gwajin samfurin, shi ne mai mahimmanci kayan aiki, da goyon bayan paddle, a lokacin da muke amfani da RVA sauri viscosity gauge don gwajin samfurin, da gwajin samfurin kara ruwa bayan shakatawa da aka sanya a cikin RVA gwajin tank, wannan a lokacin gwajin da jan ƙarfe haf tushe kama RVA gwajin tank, tabbatar da tushe tare da RVA gwajin tank da kusanci tuntuɓar, zai iya da sauri zafi watsawa, kwamfuta za a iya daidai sarrafa tushen zafin jiki kamar yadda aka saita tsari, don amfani da shi don tabbatar da gwajin samfurin

II. RVA gwajin tank sanya order

1. Bude RVA sauri viscosity gauge, pre-dumama na mintuna 30. Bude kwamfutar da aka haɗa, gudanar da software na sarrafa RVA kuma shigar da tsarin gwajin da ke ƙasa don shigar da sunan fayil don adana bayanai.

2. Ma'auni dauki 25.0 ± 0.1 ml distilled ruwa a cikin sabon RVA gwajin tank.

3. Za a iya amfani da wani wakili samfurin idan ya zama dole. An auna samfurin X ± 0.01 g da kuma 14% wet tushe a cikin kwandon ma'auni kuma an canja shi zuwa ruwa a kan tankin gwajin RVA. Adadin samfuran da aka yi amfani da su ya dogara da tushen kayan.

4. Saka da mixer a cikin RVA gwajin tank da kuma shake up da ƙasa sau 10 a cikin samfurin tare da mixer paddle. Idan har yanzu akwai ƙwayoyi a kan ruwa ko manne a kan murfin murfin murfin, za a iya maimaita wannan matakin murfin aiki.

5. Shigar da mixer a cikin RVA gwajin tank da kuma shigar da samfurin cylinder a kan kayan aiki. Latsa hasumiyar hat don fara madaidaicin madaidaicin. Bayan gwajin, cire tankin gwajin RVA kuma zubar da shi.

6.By pasteurization curve za a iya auna pasteurization zafin jiki, peak viscosity, peak lokaci, lalacewa darajar, mafi ƙarancin viscosity, dawowa darajar da karshe viscosity.

Matsayin RVA gwajin tank

RVA gwajin tank da aka sanya a kan mixer, shi ne da kwamfuta sarrafa, ba kawai tabbatar da juyawa gudun m, har ma tabbatar da samfurin zafin jiki daidai, wato, kwamfuta taka rawar da viscosity firikwensin. Saboda aikin yanzu na injin lantarki yana aunawa da daidaitawa ta hanyar microprocessor, wannan yana tabbatar da saurin juyawa na tankin gwajin RVA da na'urar haɗuwa. Dangane da halaye na samfurin da gwajin manufa, mai aiki zai iya zaɓar dacewa mixer juyawa gudun sarrafa gudun RVA gwajin tank.