Lati rii daju pe okun USB opitika ni aabo lati ẹrọ, igbona, kemikali, ati ibajẹ ti o ni ibatan ọrinrin, o gbọdọ wa ni ipese pẹlu apofẹlẹfẹlẹ tabi paapaa awọn fẹlẹfẹlẹ ita ni afikun. Awọn igbese wọnyi ni imunadoko fa igbesi aye iṣẹ ti awọn okun opiti.
Awọn apofẹlẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹ)) ati awọn apofẹlẹfẹlẹ polyethylene. Fun awọn kebulu opiti omi ti o jinlẹ, awọn apofẹlẹfẹlẹ ti fadaka jẹ iṣẹ deede.
Awọn apofẹlẹfẹlẹ polyethylene ni a ṣe lati iwuwo kekere laini, iwuwo alabọde, tabiohun elo polyethylene dudu iwuwo giga, ni ibamu si boṣewa GB/T15065. Ilẹ ti apofẹlẹfẹlẹ polyethylene dudu yẹ ki o jẹ dan ati aṣọ, laisi awọn nyoju ti o han, awọn pinholes, tabi awọn dojuijako. Nigbati a ba lo bi apofẹlẹfẹlẹ ita, sisanra ipin yẹ ki o jẹ 2.0 mm, pẹlu sisanra ti o kere ju ti 1.6 mm, ati sisanra apapọ lori eyikeyi apakan agbelebu ko yẹ ki o kere ju 1.8 mm. Awọn ohun-ini ẹrọ ati ti ara ti apofẹlẹfẹlẹ yẹ ki o pade awọn ibeere ti a sọ pato ninu YD/T907-1997, Tabili 4.
apofẹlẹfẹlẹ A-ni ninu ti ọrinrin idankan Layer ṣe ti longitudinally we ati ki o ni lqkanṣiṣu ti a bo aluminiomu teepu, ni idapo pelu ohun extruded dudu polyethylene apofẹlẹfẹlẹ. Awọn apofẹlẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹlẹfẹlẹfẹlẹfẹlẹfẹlẹẹti a le fikun pẹlu alemora ti o ba nilo. Iwọn agbekọja ti teepu apapo ko yẹ ki o kere ju 6 mm, tabi fun awọn ohun kohun okun pẹlu awọn iwọn ila opin ti o kere ju 9.5 mm, ko yẹ ki o kere ju 20% ti iyipo mojuto. Sisanra ipin ti apofẹlẹfẹlẹ polyethylene jẹ 1.8 mm, pẹlu sisanra ti o kere ju ti 1.5 mm, ati sisanra aropin ko din ju 1.6 mm. Fun Iru awọn ipele ita 53, sisanra ti orukọ jẹ 1.0 mm, sisanra ti o kere julọ jẹ 0.8 mm, ati sisanra aropin jẹ 0.9 mm. Teepu apapo aluminiomu-ṣiṣu yẹ ki o pade boṣewa YD/T723.2, pẹlu teepu aluminiomu ti o ni sisanra ipin ti 0.20 mm tabi 0.15 mm (o kere ju 0.14 mm) ati sisanra fiimu apapo ti 0.05 mm.
Awọn isẹpo teepu apapo diẹ ni a gba laaye lakoko iṣelọpọ okun, ti o ba jẹ pe aaye apapọ ko kere ju 350 m. Awọn isẹpo wọnyi gbọdọ rii daju itesiwaju itanna ati mimu-pada sipo Layer ṣiṣu apapo. Agbara ni isẹpo ko gbọdọ jẹ kere ju 80% ti agbara teepu atilẹba.
apofẹlẹfẹlẹ S-nlo kan ọrinrin idankan Layer ti a ṣe ti gigun gigun ati corrugated agbekọjaṣiṣu ti a bo irin teepu, ni idapo pelu ohun extruded dudu polyethylene apofẹlẹfẹlẹ. Awọn apofẹlẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹfẹlẹfẹlẹfẹlẹfẹlẹẹti o le ṣe fikun pẹlu alemora ti o ba jẹ dandan. Teepu apapo corrugated yẹ ki o ṣe agbekalẹ iwọn-iwọn kan lẹhin fifisilẹ. Iwọn agbekọja ko yẹ ki o kere ju 6 mm, tabi fun awọn ohun kohun okun pẹlu awọn iwọn ila opin ti o kere ju 9.5 mm, ko yẹ ki o kere ju 20% ti iyipo mojuto. Sisanra ipin ti apofẹlẹfẹlẹ polyethylene jẹ 1.8 mm, pẹlu sisanra ti o kere ju ti 1.5 mm, ati sisanra aropin ko din ju 1.6 mm. Teepu apapo irin-ṣiṣu yẹ ki o pade boṣewa YD/T723.3, pẹlu teepu irin ti o ni sisanra ipin ti 0.15 mm (o kere ju 0.13 mm) ati sisanra fiimu apapo ti 0.05 mm.
Awọn isẹpo teepu idapọmọra ni a gba laaye lakoko iṣelọpọ okun, pẹlu aaye apapọ ti o kere ju ti 350 m. Teepu irin yẹ ki o jẹ apọju-ijọpọ, ni idaniloju itesiwaju itanna ati mimu-pada sipo Layer apapo. Agbara ni isẹpo ko gbọdọ jẹ kere ju 80% ti agbara teepu akojọpọ atilẹba.
Teepu aluminiomu, teepu irin, ati awọn fẹlẹfẹlẹ ihamọra ti fadaka ti a lo fun awọn idena ọrinrin gbọdọ ṣetọju itesiwaju itanna pẹlu gigun okun. Fun awọn apofẹlẹfẹlẹ ti o ni asopọ (pẹlu Iru awọn ipele ita 53), agbara peeling laarin aluminiomu tabi teepu irin ati apofẹlẹfẹlẹ polyethylene, bakanna bi agbara peeling laarin awọn egbegbe agbekọja ti aluminiomu tabi teepu irin, ko yẹ ki o kere ju 1.4 N / mm. Bibẹẹkọ, nigbati ohun elo idena omi tabi ibora ti wa ni lilo labẹ aluminiomu tabi teepu irin, agbara peeling ni awọn egbegbe agbekọja ko nilo.
Eto aabo okeerẹ yii ṣe idaniloju agbara ati igbẹkẹle ti awọn kebulu opiti ni ọpọlọpọ awọn agbegbe, ni imunadoko awọn iwulo ti awọn eto ibaraẹnisọrọ ode oni.
Akoko ifiweranṣẹ: Jan-20-2025