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Name: |
Polyester Film |
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Note: |
1. Application: It can be used as moisture- proof layer, insulating layer of communication cable, fiber cable so that the cable core has good dielectric and insulation and improve the cable's mechanical character.
2. Standard: Electrical insulated Polyester Film GB 13950-92
3.Types & Specifications of Polyester Film
Type |
Film Thickness (mm)
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ID of Tube Core
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Film Cut Width
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OD of Roll (mm)
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PET
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0.04,0.05±0.007
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As User's requirement
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As User's requirement
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≤500
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0.075,0.10±0.01
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4 .Performance Index of Polyester Film
| S. No.
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Item
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Unit
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Requirement
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1
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Appearance
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The surface is smooth and clear, free of any granule, bubble, wrinkle and conducting matters. As for surface dirt (dirt and oil stain), no existence of crystallite spots that exceed the thickness tolerance is allowed. The film edge should be complete and not damaged.
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2
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Tensile Strength
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Vertical
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kgf/mm2
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≥15.0
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Horizontal
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3
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Elongation
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Vertical
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%
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40-130
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Horizontal
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4
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Shrinkage Rate 150℃
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Vertical
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%
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1-3.5
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Horizontal
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5
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Breakdown Voltage ( 50Hz,20±5℃)
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0.04mm
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kV
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≥4.0
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0.05mm
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≥5.0
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0.07mm
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≥7.0
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0.10mm
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≥10.0
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5.Packing
5.1 Tape is wounded uniform and tightly on specified core.
5.2 The stocked rolls are packed in wooden box with moisture proof or on pallet. The packing are suitably done to protect product against damage during transportation and in normal handling.
5.3 Each roll and outside packing are attached with a label having relative information of product.
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【Close】
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