The kwalta mai rarraba truck ne mai hankali da sarrafa kansa high-tech samfur don sana'a yada emulsified bitumen, diluted bitumen, zafi bitumen, high- danko modified bitumen, da dai sauransu Ana amfani da spraying da shigar azzakari cikin farji Layer man, mai hana ruwa Layer da bonding Layer na kasa Layer na bitumen pavement a cikin ginin manyan manyan hanyoyi.

Yaduwar aiki da ke cikin masu rarraba kwalta sune:
Layer na man fetur mai iya jurewa, saman farko Layer da Layer na biyu. A lokacin ƙayyadaddun gini, babban abin da ke kula da ingancin yaduwar bitumen shine daidaiton shimfidar kwalta, kuma ana aiwatar da aikin shimfidar bitumen daidai gwargwadon yawan yaduwar. Bugu da kari, ya kamata a yi aikin kaddamar da aikin da kyau kafin a yi aikin shimfidawa a hukumance. Don hana tarawar bitumen na gaba da sauran abubuwan da suka faru, yayin aikin gine-ginen da ake yadawa, ya kamata a guji wuraren da ba su da komai ko tarawar bitumen gwargwadon yadda zai yiwu, kuma motar da ke yadawa dole ne a yi ta gudu da sauri. Bayan an gama yada bitumen ɗin, idan akwai ɓarna ko ɓarna, sai a yayyafa shi cikin lokaci, kuma idan ya cancanta, sai a sarrafa shi da hannu. Tsananin sarrafa zazzabi mai yaɗa bitumen, zafin feshin mai na MC30 mai yuwuwa ya kamata ya zama 45-60°C.

Kamar bitumen, za a kuma yi amfani da shimfidar guntun dutse ga masu rarraba kwalta. A lokacin aiwatar da yada kwakwalwan dutse, adadin spraying da kuma daidaitaccen feshin dole ne a sarrafa shi sosai. Dangane da bayanan, adadin rabon da aka kayyade a yankin na Afirka shine: Adadin da ake yadawa tare da girman barbashi na 19mm shine 0.014m3/m2. Adadin yaduwa na tarawa tare da girman barbashi na 9.5mm shine 0.006m3/m2. An tabbatar da al'ada cewa saitin adadin yadawa na sama ya fi dacewa. A cikin ainihin aikin gini, da zarar yawan yaɗuwar ya yi girma, za a yi mummunar ɓarna na guntun dutse, kuma yana iya haifar da guntuwar dutsen ya faɗi, wanda zai yi tasiri sosai game da tasirin siffa ta ƙarshe.

Sinoroader ya gudanar da bincike mai zurfi kan kasuwar Afirka tsawon shekaru, kuma ya haɓaka tare da kera ƙwararrun masu rarraba ƙwararru. Kayan aikin sun ƙunshi chassis na mota, tankin bitumen, tsarin famfo bitumen da tsarin feshi, tsarin injin ruwa, konewa da tsarin dumama mai mai zafi, tsarin sarrafawa, tsarin pneumatic, da dandamali na aiki. wannan motar rarraba kwalta tana da sauƙin aiki. Dangane da ɗaukar fasahohi daban-daban na samfuran makamantansu a gida da waje, yana ƙara ƙirar ɗan adam don tabbatar da ingancin gini da kuma nuna haɓakar yanayin gini da yanayin gini. Tsarinsa mai ma'ana kuma abin dogaro yana tabbatar da daidaiton yaduwar bitumen, kuma aikin fasaha na duka abin hawa ya kai matakin ci gaba na duniya.