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Battery Sepatator

PP Film and PE Film Lithium-Ion Battery Separator for Cell Anode Cathode Short Circuit Precaution

Contact Person：Louis Yang

Email: Louis@chinabatterymachine.com

Tel：+86 13003860308
Whatsapp: +86 13003860308
Wechat：18659217588

  • Item No.:

    LITH-PP-25

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  • Product Details

PP Film and PE Film Lithium-Ion Battery Separator for Cell Anode Cathode Short Circuit Precaution


Universal type battery separator paper PP/PE

Product Name: lithium-ion battery separator

Appearance: Milky white porous films

Function: Used in separating lithium ion battery cathode and anode,to prevent short circuit

Product characteristics:

1.Uniform pore size distribution

2.Low obturator temperature

3.High film rupture temperature

Application: Communications products battery,Tool Battery.

No. Item Criteria Remarks
1 A(Thickness) 16 ±1um
2 B(Width) By request ±0.5mm
3 Length 400m or by request ±1m


Product performance

Properties Unit T01 T02 T03
Thickness microns 16 20 25
Porosity % 37 38 36
Air Permeability sec/100cm 550 500 640
Tensile Strength (MD) grams/cm² 1400 1500 1500
(TD) grams/cm² 1300 1400 1000
Elongation (MD) % 70 70 70
(TD) % 190 140 160
Puncture Strength grams 690 650 640
90°C thermal contraction MD % 3.0 3.1 3.1
TD % 1 1 1
120°C thermal contraction MD % 16.6 15.6 15.2
TD % 12.2 11.5 11.2

Safety performance(After manufacturing battery)

NO. Item Criteria Remarks
1 Vibration test   No fire,noexplosion
2 Drop Test  
3 Short circuiting Test 100(o)
4 High temperature test 7 days No fire, no explosion Capacity≥80%C5
5 Heating Test 130*10min No fire,noexplosion
6 Overcharge testing(NO PCM) 3C 4.6V
7 Storage Characteristics   Remaining Capacity≥85%









Hot Tags : Battery Sepatator PP Separator Anode Cathode Separator

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