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大家好!
XLPE和PE有什么區(qū)別?
他們的指標一樣嗎?
急。3302這種線應該用哪種料?
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3302線材使用XLPE材料
XLPE:一種含有機過氧化物的聚乙烯。這種過氧化物在高溫高壓及惰性氣體環(huán)境下,與聚乙烯發(fā)生化學反應,使熱塑性聚乙烯變成熱固性(彈性體)的聚乙烯,即XLPE。
PE:是乙烯經(jīng)聚合制得的一種熱塑性樹脂。
兩種材料特性不一樣,使用環(huán)境也不一樣,標準要求也不一樣
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| UNDERWRITERS LABORATORIES | APPLIANCE WIRING MATERIAL | ||||
| Subj.758 | Section 3 | Page 3302 | Issued:1975-11-13 |
| Revised:2010-04-23 | |||
| Style 3302 | Insulated Wire | |
| Rating | 105 deg C, 30 Vac, Horizontal flame. |
| Conductor | 40 AWG minimum, material not specified. |
| Insulation | Solid or cellular XLPE, 4 mils min at any point, 100 mils maximum. |
| Shield | Optional |
| Jacket | (Optional) PVC: 5 mils min at any point, 100 mils maximum. May be irradiated. |
| Standard | Appliance Wiring Material UL 758. |
| Marking | General. |
| Use | Internal Wiring of Class 2 Circuits in Electronic Equipment. |
更具體的標準在UL758和UL1581中查詢
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