Don ƙayyade matakin raguwa wanda zai faru lokacin da aka yi amfani da tef na polyolefin zuwa zafi don ƙayyadadden lokaci.

2.HanyaPP (polypropylene) saƙa buhukaset

Ana yanke samfuran tef ɗin da aka zaɓa ba da gangan zuwa daidai tsawon 100 cm (39.37"). Ana saka waɗannan a cikin tanda a madaidaicin zafin jiki na 270 ° F (132 ° C) na tsawon minti 15. Thepp buguAna cire kaset daga tanda kuma a bar su suyi sanyi. Ana auna kaset ɗin kuma ana ƙididdige adadin raguwa daga bambanci tsakanin tsayin asali da tsayin da aka rage bayan tanda, duk an raba su da tsayin asali.

3.Na'ura

a) 100 cm tushe samfurin yankan katako.

b) Yanke ruwa.

c) Magnetized tukunya (na PE tef kawai)

d) Farantin zafi na shigar da shi. (don PE tef kawai)

e) Tsokaci. (don PE tef kawai)

f) Tanda a 270 ° F. (don PP tef kawai)

g) Agogon tsayawa.

h) Calibrated Mai Mulki tare da rarrabuwa a cikin cm.

a) Yin amfani da katako da kuma kula da kada a shimfiɗa tef, yanke daga 5 da aka zaɓa ba da gangan bafakitin pp sakatef, daidai tsayin 100 cm.

b) Saka samfurori a cikin tanda a 270 ° F kuma fara agogon lokaci.

c) Bayan mintuna 15, cire samfuran daga tanda kuma bar su suyi sanyi.

d) Auna tsawon kaset kuma kwatanta da ainihin tsawon 100 cm. Yawan raguwa yana daidai da bambanci tsakanin tsayin da aka raba ta ainihin tsayin asali.

e) Yi rikodi a ƙarƙashin ginshiƙi na raguwa na Sakamakon Tafsirin Kula da Ingancin Tafiyar ƙimar kowane tef ɗin da matsakaicin ƙimar biyar.

f) Bincika sakamakon a kan matsakaicin matsakaicin matsakaicin kaso na raguwa da aka jera a cikin ƙayyadaddun samfurin da aka zartar (jerin TD 900).