-
Kukalamba kwa pulasitiki
anti yellowing kwa mapulasitiki a engineeringMakutidwe ndi okosijeni ndi ukalamba zimachitikira sachedwa kuchitika pokonza ndi kugwiritsa ntchito pulasitiki, mphira ndi zipangizo polima, kuchititsa kuchepetsa zakuthupi maonekedwe mphamvu mphamvu, odana warping mphamvu, kumakoka mphamvu ndi elongation ndi zina.
