Tupu usoro extrusion bụ isi, a na-agwakọta nri polymeric echekwara na ihe mgbakwunye dị iche iche dị ka stabilizers (maka okpomọkụ, nkwụsi ike oxidative, nkwụsi ike UV, wdg), agba agba, ọkụ retardants, fillers, lubricants, reinforcements, wdg. ngwaahịa àgwà na processability. M...
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