Izikhwama ezilukiwe ze-PP ezinama-lining zilungele imikhiqizo edinga izinga eliphakeme kakhulu lokuvikelwa, ikakhulukazi i-powdery, nezinto zokwakha eziqinile ezinjengezinto ezifana nokuhlanza izingubo, i-malt, amakhemikhali, umanyolo, kanye neminye imikhiqizo ehlukahlukene.
Ngokusho kwezidingo zamakhasimende, i-lining ingahlukaniswa ngezinhlobo ezimbili: ldpe ne-HDPE. I-lining idlala indima ebalulekile ekuvikeleni imikhiqizo kusuka kunoma yiluphi uhlobo lokuvuza nokweba. Isikhwama sokwelulwa se-PP nge-padding sinikeza izinga eliphakeme kakhulu lokuphepha kulo mkhiqizo, ngaleyo ndlela linikeze ukuvikelwa okuphelele.
Izici Ezibalulekile
1) Izikhwama eziyi-100% ezenziwe ngokwezifiso ze-PP ezilukiwe nge-liner nganoma yiluphi usayizi olwenzelwe, umbala, i-GSM (ihlanganiswe noma i-unqume)
2) Ama-liners angahle adonswe ngaphandle kwengaphandle lesikhwama se-PP noma angathungwa phezulu
3) Ama-liners angafakwa ngokukhululekile esikhwameni se-PP ukugcina mahhala noma ethunge ngaphansi kwesikhwama se-PP ukuqinisekisa ukuthi akukho umswakama ofakiwe noma ogcinwe.
4) Izinga eliphakeme kakhulu lokuvikelwa ebangeni elihle, ligeleze futhi liphoqe izinto ezigelezayo.
Izinja
1) Amakhemikhali, i-resin, i-polymer, amagremu, i-PVC compound, ama-catch ama-master, ikhabhoni
2) Izinto zokhonkolo, usimende, i-lime, i-carbonate, amaminerali
3) ezolimo nokulima, umanyolo, urea, amaminerali, ushukela, usawoti
4) Ukuphakelwa kwezilwane, isitoko sezinkomo.
Izimemezelo:
1) Gwema ukulayisha izinto ezidlula umthamo wokuphatha.
2) Gwema ukuhudula ngqo emhlabathini.
3) Gwema ukukhanya kwelanga okuqondile kanye nokuqina kwamanzi emvula ukusheshisa izinga lokuguga lomkhiqizo.
4) Gwema ukuxhumana namakhemikhali afana ne-acid, utshwala, uphethiloli, njll. Ukuze alondoloze ukuthungwa kwawo okuguquguqukayo nombala wangempela.