Mai dumama ganga

Ana amfani da mai dumama drum - wanda kuma ake kira band heater, barrel heater, container heater ko canister heater- don rage viscosity na ruwa da gels ta hanyar dumama don cikawa, famfo ko kwalba ruwa mai dacewa ko don hana ruwa daga daskarewa a cikin drum. Ruwa na yau da kullun don aikace-aikacen kwalliya shine tar, varnish, resin, mai, cakulan ko galantine. Ana samun masu dumama drum don drum tsakanin lita 20 zuwa 220.

 Furen dumama drum 
An tsara murfin drum don adanawa da zafi yawanci daga hudu zuwa 24 drums, yawanci ana adana su a cikin rukuni na hudu a kan pallets, don sauƙin sakawa da cirewa ta hanyar ɗagawa. Ana amfani da su ta hanyar tururi ko abubuwa masu haske na lantarki, tare da ma'aunin ma'auni guda ɗaya, inda ake buƙatar adanawa na dogon lokaci a zafin jiki don rage ruwa ko kiyaye abubuwa sama da zafin jiki. Hakanan akwai murhun lantarki guda ɗaya.

 Gilashin fiber mats 
Ga fassarar wannan sakin layi cikin Hausa mai sauki:
Na'urorin dumama na masana'antu irin wannan suna da ɓangaren dumama (heating element) da aka killace, wanda aka saka cikin tabarma (mat) da aka kera da zaruruwan gilashi.

Na'urorin dumama gangar jiki (drum heaters) da aka rufe da silicone sun dace da gangar ƙarfe, yayin da rufe da polyester a ƙarancin zafi za a iya amfani da su don akwatinan roba.heaters).

 Jaket mai ɗumi mai ɗorewa 
Wadannan masu dumama drum na lantarki suna da wani waje Layer na rufi don kare mai amfani da kuma kara ingancin makamashi kamar yadda aka rasa zafi sosai a cikin yanayi, kuma ta haka ne amfani da wutar lantarki ya fi ƙasa da masu dumama band. Yawanci an tsara su don rufe dukkan bangon ko akwati.

 Mai dumama tushe 
Yawancin ruwa masu tsami da abubuwa masu ƙarfi da aka adana a cikin drum din ƙarfe suna buƙatar shigar da makamashi mai yawa kafin cirewa daga akwati don sarrafawa. Wani lokaci yana da fa'ida don ƙara zafi kai tsaye a ƙarƙashin drum, ta amfani da mai dumama. Wadannan suna samuwa a cikin gine-gine daban-daban ta amfani da, dumama, tururi, ko mats na dumama na silicone a cikin jiki tare da isasshen ƙarfin inji don tallafawa nauyin cikakken drum.

 Induction Drum Heater 
Ana iya dumama drum din ƙarfe ta hanyar dumamawar shigar da mitar. Filin magnetic da mai dumama ya samar yana samar da raƙuman ruwa a cikin bangon drum, yana haifar da ƙarfe don dumama abubuwan da ke ciki.