Wurin aiki mai tsabta, iska mai tsabta, sakamako mai tsabta - duk wanda ya yi shirin tsarawa, injin niƙa ko sawwara a cikin bitar su zai yaba da kyakkyawan tsarin hakar. Fitar da dukkan guntu cikin sauri ya zama dole a aikin katako don a koyaushe samun kyakkyawan yanayin aikin mutum, don tsawaita lokacin aiki na na'ura, don rage gurɓataccen gurɓataccen bitar kuma, sama da duka, don rage haɗarin lafiya daga guntu da ƙura a cikin iska.

Tsarin hakar kamar na mu DC-F, wanda ke aiki azaman injin tsabtace guntu da kuma cire ƙura a lokaci guda, wani nau'in babban injin tsabtace ruwa ne wanda aka kera musamman don aikin katako. Tare da juzu'in juzu'i na 1150 m3 / h da injin 1600 Pa, DC-F ta dogara da tsantsa har da manyan guntuwar itace da sawdust waɗanda ake samarwa yayin aiki tare da kauri mai kauri, injin milling tebur da madauwari tebur saws.
Duk wanda ke aiki da injinan itace ba tare da mai cire ƙura ba yana haifar da ɓarna mai yawa amma yana lalata lafiyarsa. DC-F shine mafita ga waɗannan matsalolin biyu suna samar da isasshen iska
kwarara don magance duk matsalolin kura. Mafi dacewa ga ƙaramin taron bita.