电线电缆挤塑工艺
description
Transcript of 电线电缆挤塑工艺
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20103
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1 23456. ///OPGW
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Sheet1
()
Ag10.5960.8109
Au19.3106370.8
Al2.766061.2
Cu8.921083100
Cd8.6432022.7
Fe7.86153517.2
Pb11.33277.9
Sn7.2823115
:(20)
Sheet2
Sheet3
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1.75 2.732/0.230/0.087/1.331+6+12+18+2449/0.2556/0.37/3.06
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1 ( PVC)70C 90C 105C. -70C ( PE )LDPE()70C.MDPE()70C.HDPE()70CLLDPE ()70C.XLPE()90C 105C 125C.70C 90C 105C 125C.PP90C1-2
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2PTFE()250C FEP() 200C PFA() 250CETFE XETFE (-) 150C/200C PVDF150CPA6 PA66 PA10PI 250C1-2
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&
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+=
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,.
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,,,.:SJ90-25DF:S- 25-25:1 J- D- 90-90mm F-
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20 25 30 35 45 50 65 90 120 150 200 250 DL/D/
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:,.. ////X///
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1.,:a.b.2.:,,,,,,,,,,.3.: :.,,,,,. :,,.,,. ():,,,,,,,,,,.4.:,40120,,60,,,.,.5.:..,.(90)(120).
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U14
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123456
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PVC7PE/XLPE4
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123
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D 2D T 2/b2c2/b//c DDDTbc
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SDDR
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KDRBK>1 K=1 K1 K=0.95~1.1
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PVCPE=d+0.05~0.5mm= d+0.5~2mm=D+0~0.5mm=D+0.5~1.5mm
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PVCPE=d+0.05~1mm= d+0.5~8mm=+2.5~4t
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70F46SK