Water Blocking cable na-ejuputa jelii
Na mgbakwunye, pinholes na n'ọbọ rọba mebiri emebi mpaghara nwere ike ime ka mmiri dị na ịbanye n'ime eriri USB, njirimara ọkụ eletrik na-akawanye njọ. Ọ gara n'ihu chọpụta na mmebi jaket USB abụghị ebe njirimara nnyefe na-akawanye njọ, nke na-enye nlekọta USB na nchọpụta nsogbu dị ukwuu, ya mere na usoro mmepụta nke eriri, na-emekarị ụzọ atọ iji hụ na mmiri na-ekpuchi mmiri na mmiri adịghị. eriri nke a na-ekunye ma ọ bụ jupụta na jelii mmanụ ala site na iji ihe na-adọrọ adọrọ, nke nwere jelii mmanụ n'ụlọ nwere ntakịrị ihe na-emekarị. Petroleum jelii jupụtara cables, eriri optic eriri niile oghere, n'etiti waterproof akara na-arụ ọrụ nke ngwa anya eriri si mpụga gburugburu ebe obibi, ịgbatị ndụ ya, na ọ dịghị mmezi nwere ike ịnọgide na-adị ogologo oge kwụsie ike na ntụkwasị obi nke eriri optic nnyefe.
N'ime ụlọ ọrụ USB, a na-eji jelii USB mee ihe maka imepụta eriri ekwentị nwere wiwi ọla kọpa, a na-ekewa jelii USB dị ka ogige na-ejuputa petrolatum.
Mbukota nke jelii USB.
Ekwesịrị ịkwakọba jelii eriri n'ime igwe nchara ma ọ bụ tankị flexi ka ịzena mmiri ọ bụla n'oge njem.
● LF-90 nwere ezigbo ndakọrịta na ọtụtụ ihe ndị polymer, ọ na-enwekwa nkwekọrịta dị mma na ígwè na aluminom.
● Nnwale ndakọrịta akwadoro maka ihe niile polymer na kọntaktị na ude.
● Emebere LF-90 maka usoro njuputa oyi, na-ezere oghere n'ihi nkwụsị nke ude.
| Oke | Uru Nnọchiteanya | Usoro ule |
| Ọdịdị | Semitransparent | Nyocha anya |
| agba kwụsie ike @ 130°C / 120hrs | <2.5 | ASTM127 |
| njupụta (g/ml) | 0.93 | ASTM D1475 |
| ebe na-egbuke egbuke (°C) | > 200 | ASTM D92 |
| ebe ọdịda (°C) | >200 | ASTM D 566-93 |
| ntinye @ 25°C (dmm) | 320-360 | ASTM D217 |
| @ -40°C (dmm) | >120 | ASTM D217 |
| viscosity (Pa.s @ 10 s-125°C) | 50 | CR Ramp 0-200 s-1 |
| Nkewa mmanụ @ 80°C / awa 24 (Wt%) | 0 | FTM 791 (321) |
| mgbanwe @ 80°C / awa 24 (Wt%) | <1.0 | FTM 791 (321) |
| Oge ntinye oxidation (OIT)@190°C (nkeji) | >30 | ASTM 3895 |
| uru acid (mgKOH/g) | <1.0 | ASTMD974-85 |
| Ọnụ ọgụgụ evolushọn hydrogen 80 Celsius C / awa 24 (µl / g) | <0.1 | |
| hydroscopicity (min) | <=3 | YD/T 839.4-2000 |
