فرايند اكستروژن
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Transcript of فرايند اكستروژن
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( ) .
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22 . . ( )
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: screw . . : . . . ( )
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Screw: . mixer . . .
: 5 (screw) . ( ) flight . (barrel) . ( screw) . ( flight ) screw . .
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screw :FeedCompressingMetering
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(feed zone):: . .
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(compression zone): (root diameter) . .
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metering : . . . . .
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: :Screen packBreaker plateDie
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screen pack : ( ) . ( screw ) screen pack .
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Breaker plate : screen pack . screen screen .
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die : .
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screw : screw . nylon : compression . PE : . PVC : screw compression .
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(cooling) . . . .
16 (barrel) . screw .
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Twin - Screw Extruder :
screw . barrel . .
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Twin - Screw ExtruderStart up: . .
1919Twin - Screw ExtruderShut down: ( ) . .
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20Twin - Screw Extruder21 22 ()
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EXTRUDERFeedPlastic bars
EXTRUDER
ENJECTION MACHINEFinal Pro.Final Pro.Feed2425
: . : . : die . screen screen melt die .26