Welcome To 2021年04月19日, 星期一,Welcome To QILI ELECTRONIC MATERIALS CO.,LTD Website: www.tlqili.com
Tel: 0562-6801518 /0562-6801520
E-mail:ford@tlqili.com
Fax:0562-6801519/0562-6801399
Address:Anhui tongling sierra leone high-tech development zone
Website:www.tlqili.com
Tongling metal thin film
Metal polypropylene film
◆ Characteristic
The metal film is deposited on the surface of the film by vapor deposition of aluminum or zinc aluminum in a vacuum state. The material has high dielectric constant, high insulation resistance, good heat resistance, good tensile property, and is suitable for the production of a metal polypropylene film capacitor.◆ 类型
Type |
Product name |
MPPA |
Single side single side aluminum metal polypropylene film |
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MPPA |
Single side double side aluminum metal polypropylene film |
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MPPA |
Polypropylene film with aluminum and aluminum in one side |
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MPPAZH |
Single margin zinc aluminum metallized polypropylene film with webbing |
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MPPAZH |
Single side double side zinc aluminum metal polypropylene film |
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MPPAZH |
Left side zinc aluminum metallization and thick polypropylene film in one side |
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MPPA |
Single side multi strand aluminum metallization polypropylene film |
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notes:The above model is a commonly used model, if you need other metal film, please contact us;For high temperature polypropylene film, model means that the model is in addition to the above models H, such as HMPP.
◆ thickness
thickness(μm) |
2.5 ~ 15 |
deviation |
±10% |
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◆ Width and retention |
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width ≥4.5mm, |
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Left side 0.25mm~4.0mm |
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◆ Block resistance |
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Square resistance value(Ω/□) |
deviation |
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1.0~2.4 |
±25% |
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>2.4 |
±30% |
◆ Inner diameter and outer diameter of film coil |
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155(130-160) |
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75-+0.51 |
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175(135-180) |
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240(200-250) |
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300(260-320) |
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◆ Allowable deviation of film width and retention |
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Film width(B)Allowable deviation(mm) |
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Edge width(b)Allowable deviation差(mm) |
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B ≤ 6.4 |
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±0.1 |
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b ≤ 0.3 |
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±0.15 |
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6.4 < B ≤ 30.0 |
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±0.15 |
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0.3 < b ≤ 1.0 |
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±0.2 |
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B > 30.0 |
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±0.2 |
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1.0 < b ≤ 2.0 |
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±0.25 |
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b > 2.0 |
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±0.3 |
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◆Polypropylene film technology index |
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project |
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Polypropylene film |
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Test standard |
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density(g/cm3) |
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0.91 |
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ensile strength(Mpa) |
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≥100 |
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Elastic modulus Mpa) |
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≥2300 |
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Tensile rate(%) |
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MD≥80 |
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TD≥50 |
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Thermal shrinkage(%) |
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MD≤4 |
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120℃±2℃,15min |
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TD≤2 |
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Water absorption(%) |
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< 0.1 |
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24h, 20℃ |
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Dielectric constant(%) |
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2.2 |
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1kHz, 23℃±2℃ |
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Loss tangent(×10-4) |
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≤ 2.0 |
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1kHz, 23℃±2℃ |
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insulation resistance(MΩ·μF) |
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≥100,000 |
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Average resistance voltage(VDC/μm) |
> 250 (≤5.0μm) |
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> 300 (> 5.0μm) |
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Self-healing point(PCS/m2) |
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≤ 2 |
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At 100 VDC/μm |
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