Ngwaahịa
Ngwakọta LSZH
Okwu Mmalite ngwaahịa
A na-eme ogige LSZH site na ịgwakọta, plasticizing, na pelletizing polyolefin dị ka ihe ndabere na mgbakwunye nke ọkụ ọkụ inorganic, antioxidants, lubricants, na ihe mgbakwunye ndị ọzọ. Ogige LSZH na-egosiputa ihe eji arụ ọrụ dị mma yana arụ ọrụ ọkụ na-egbochi ọkụ, yana njirimara nhazi pụtara ìhè. A na-eji ya eme ihe n'ọtụtụ ebe dị ka ihe mkpuchi na eriri ọkụ, eriri nkwurịta okwu, eriri njikwa, eriri anya, na ndị ọzọ.
Ngosipụta nhazi
Ogige LSZH na-egosipụta ezigbo nhazi, yana enwere ike ịhazi ya site na iji ọkọlọtọ PVC ma ọ bụ PE skru. Otú ọ dị, iji nweta nsonaazụ extrusion kacha mma, a na-atụ aro ka ị jiri kposara nwere oke mkpakọ nke 1: 1.5. Dịka, anyị na-akwado ọnọdụ nhazi ndị a:
- Ogologo Extruder ruo oke dayameta (L/D): 20-25
- ngwugwu ihuenyo (Ntupu): 30-60
Ntọala okpomọkụ
| Mpaghara nke mbụ | Mpaghara abụọ | Mpaghara atọ | Mpaghara anọ | Mpaghara ise |
| 125 ℃ | 135 ℃ | 150 ℃ | 165 ℃ | 150 ℃ |
| Okpomọkụ dị n'elu bụ naanị maka ntụnye aka, njikwa okpomọkụ akọwapụtara kwesịrị ịhazi ya nke ọma dịka akụrụngwa akọwapụtara. | ||||
Enwere ike iji isi extrusion ma ọ bụ isi tube piakọta ihe ngwakọta LSZH.
Nka nka
| Mba. | Ihe | Nkeji | Data ọkọlọtọ | ||
| 1 | Njupụta | g/cm³ | 1.53 | ||
| 2 | Ike ọdụdọ | MPa | 12.6 | ||
| 3 | Elongation na ezumike | % | 163 | ||
| 4 | Okpomọkụ Na-emebi emebi Na Mmetụta Okpomọkụ dị ala | ℃ | -40 | ||
| 5 | 20℃ Mgbochi olu | Ω·m | 2.0 × 1010 | ||
| 6 | anwụrụ ọkụ 25KW/m2 | Ọnọdụ enweghị ọkụ | —— | 220 | |
| Ụdị ire ọkụ | —— | 41 | |||
| 7 | Oxygen index | % | 33 | ||
| 8 | Ịka nká nke okpomọkụ:100 ℃ * 240h | ike ọdụdọ | MPa | 11.8 | |
| Mgbanwe kachasị na ike ntakiri | % | -6.3 | |||
| Elongation na ezumike | % | 146 | |||
| Mgbanwe kachasị na elongation na nkwụsịtụ | % | -9.9 | |||
| 9 | Nrụrụ okpomọkụ (90 ℃, 4h, 1kg) | % | 11 | ||
| 10 | Fiber optic cable anwụrụ ọkụ njupụta | % | nnyefe≥50 | ||
| 11 | Shore A hardness | —— | 92 | ||
| 12 | Nnwale ire ọkụ kwụ ọtọ maka otu eriri | —— | FV-0 Ọkwa | ||
| 13 | Okpomọkụ shrinkage ule (85 ℃, 2h,500mm) | % | 4 | ||
| 14 | pH nke gas ewepụtara site na combustion | —— | 5.5 | ||
| 15 | Halogenated hydrogen gas ọdịnaya | mg/g | 1.5 | ||
| 16 | Conductivity nke gas na-esi na combustion pụta | μS/mm | 7.5 | ||
| 17 | Iguzogide nrụgide gburugburu ebe obibi, F0 (Ọnụọgụ ọdịda/nnwale) | (h) Nọmba | ≥96 0/10 | ||
| 18 | Nnwale mgbochi UV | 300h | Ọnụego mgbanwe elongation na ezumike | % | -12.1 |
| Ọnụego mgbanwe nke ike tensile | % | -9.8 | |||
| 720h | Ọnụego mgbanwe elongation na ezumike | % | -14.6 | ||
| Ọnụego mgbanwe nke ike tensile | % | -13.7 | |||
| Ọdịdị: otu agba, enweghị adịghị ọcha. Ntụle: tozuru oke. Na-agbaso ụkpụrụ nduzi ROHS. Mara: Ụkpụrụ ndị dị n'elu bụ data nlele enweghị usoro. | |||||
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