Ponyani chipolopolo cha aluminium alloy, kupopera mbewu mankhwalawa pamwamba, mawonekedwe okongola.Zotsimikizira kuphulika ndi zotsutsana ndi dzimbiri zimapangidwa ndi chipolopolo chopangidwa ndi magalasi opangidwa ndi unsaturated polyester resin.Kapena kuwotcherera ndi kupanga zitsulo zosapanga dzimbiri.
Pali njira zambiri komanso zofotokozera za inlet ndi potuluka.
Ulusi wa polowera ndi potuluka ukhoza kupangidwa mwapadera.
Chitoliro chachitsulo kapena waya waya.
Bokosi lophatikizira lopanda kuphulika limakwaniritsa zofunikira za GB3836-2000, IEC60079, GB12476.1-2000, ndi miyezo ya IEC61241.
Chidule
Kuchuluka kwa kagwiritsidwe kabokosi kopingana ndi kuphulika:
Zone 1 ndi Zone 2 mpweya wophulika wa mpweya, Zone 20, Zone 21, ndi Zone 22 malo oyaka fumbi, IIA, IIB, malo ophulika a IIC komanso kutentha kwa gulu la T1-T6.