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Description of products
KJPE-F8028C, KJPE-F8029B, KJPE-F8030A is made of medium and high density polyethylene resin as the main raw material, adding appropriate amount of flame retardant, antioxidant, pest control agent and other processing additives, after mixing, plasticizing, extrusion, material, has good cracking resistance and low temperature resistance, good flame retardant and processing performance. This product has unique insect repellant odor, Rat and termite repellant effect is good, the cables manufactured by this material can pass the bundle vertical burning test stipulated in IEC60332, and is suitable for low and medium voltage power cables, etc.
Main performance indicators
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Item
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Unit
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Technical requirements
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KJZPE-FSY8028C
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KJZPE-FSY8029B
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KJZPE-FSY8030A
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Density
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g/cm3
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W1.32
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W1.32
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W1.32
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tensile strength
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Mpa
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>12.5
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>13
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>14
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elongation at break
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%
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2400
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2400
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2500
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thermal ageing tensile strength gradient
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%
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±25
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±25
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±25
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110°Cx240helongation at break gradient
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%
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±25
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±25
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±25
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thermal deformation 70°Cx5h
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%
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《50
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<50
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<50
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dielectric strength
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MV/m
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>18
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>18
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>18
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20°Cvolume resistivity
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Q?m
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21x10"
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21x10"
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21x10”
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low temperature impact embrittlement temperature
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°C
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-40
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-40
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-40
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oxygen index
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%
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226
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228
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230
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carbon black content(for black sheath only)
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%
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3.0±1.0
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3.0±1.0
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3.0±1.0
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200°C oxidation induction time(OIT)
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min
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>30
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>30
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>30
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resistance to environmental stress crackingFo/h
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Fo/h
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>500
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>500
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>500
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thermal shock (130°Cx1h)
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/
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no cracking
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no cracking
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no cracking
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rat performance (14 days)protection ratio
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%
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>90
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>90
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>90
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termite resistance (group method)
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/
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termite moth resistance grade I
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Processing technology
This product processing performance is superior, suitable for extrusion pipe, half extrusion pipe, extrusion die extrusion. The length-to-diameter ratio of the extrusion screw is 18~25, the compression ratio is less than 3:1, and the temperature control in each area of the barrel should have a cooling device.
| Model |
Barrel temperature |
Nose temperature |
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KJZPE-FSY8028C/KJZPE-FSY8029B/KJZPE-FSY8030A |
140-160°C |
150~170°C |
Notes
① Before processing, ensure that screw, barrel, hopper thoroughly clean, processing process is strictly prohibited to bring impurities.
② Once the raw materials are opened, it is recommended to use them within 24 hours. If the package is damaged, it should be dried before use.
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