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Description of products
KJWDZH-R6026 s KJWDZH?R6028、KJWDZH-R6030是RF纜專用熱塑性低煙無鹵阻燃護套料。具 有優(yōu)異的機械物理性能和阻燃性能，產品使用溫度為?40°C~70°C ,符合RoHS指令和REACH法規(guī)的相 關要求，適用于RF通信電纜的護套層。
Main performance indicators
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Item
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Unit
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Technical requirements
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R6030
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R6028
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R6026
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Density
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g/cm3
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<1.5
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<1.5
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<1.5
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tensile strength
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Mpa
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210
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210
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210
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elongation at break
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%
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>150
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>150
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>150
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thermal ageing 100°Cx168h
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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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elongation 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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>1x1O10
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>1x10'°
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>1x1010
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low temperature impact embrittlement temperature
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°C
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-30
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-30
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-30
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oxygen index
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%
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>33
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>32
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>30
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halogen acid gas content
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mg/g
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<5
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<5
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<5
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pH value
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/
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>4.3
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>4.3
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>4.3
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Electrical conductivity
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Us/mm
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GO
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《10
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<10
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toxicity index
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/
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<5.0
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<5.0
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<5.0
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smoke density
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flameless
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Ds max
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<350
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<350
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<350
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with flame
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《100
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GOO
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《100
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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.
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Model
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barrel temperature
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head temperature
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KJWDZH-R6026、KJWDZH-R6028、KJWDZH-R6030
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130540°C
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150~160°C
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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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