Chikwama Chogulira Pulasitiki

Matumba a pulasitiki ndi matumba apulasitiki omwe amagwiritsidwa ntchito ndi ogula kusungira katundu wogulidwa ndikukhala ndi ntchito yonyamula. Amapangidwa ndi utomoni monga zopangira zazikulu, ndipo amagwiritsidwa ntchito pogulitsa, ntchito ndi malo ena a katundu ndi katundu wina, ndipo amagwiritsidwa ntchito ponyamula katundu wa thumba. Chikwama cha pulasitiki chosindikizira chiyenera kukhala ndi inki yofananira, mawonekedwe omveka bwino ndi malemba, kusindikiza kolondola, kulakwitsa kwakukulu kuyenera kukhala kosakwana 1mm, ndipo kusindikiza kusindikiza kumakhala kosakwana 20%.