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Page 1: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW
Page 2: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW

Page: 1 / 8 www.SimcoCable.com

SIMCO

LAN

Cat 6Cat 7a

2000 MHz

Page 3: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW

Page: 2 / 8 www.SimcoCable.com

SIMCO

UTP

𝑍0 =

276

ε ∗ 𝑙𝑜𝑔

2s

d

Z0 = 276

ε ∗ log

2s

d 1 +

S

2h

2

12

εdsh

UTPCat 6aCat 7

Cat 7a

Page 4: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW

Page: 3 / 8 www.SimcoCable.com

SIMCO

NEXTFEXT

α

α = 𝐴 1

𝑑 ∗ 𝑙𝑜𝑔 2𝑠𝑑 𝑓 휀 + 𝐵𝑓 𝑡𝑎𝑛 𝛿 휀

A , Bfεd s

dB

Page 5: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW

Page: 4 / 8 www.SimcoCable.com

SIMCO

Page 6: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW

Page: 5 / 8 www.SimcoCable.com

SIMCO

PEPP

PEHDPE

LDPEHDPE

Shore D

PPPP

UTP

Page 7: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW

Page: 6 / 8 www.SimcoCable.com

SIMCO

PP

UTP

UTPPP

PPHDPE

PP HDPE

Kg/m3 912 945

MFR2 ( 230°C ) g/10min 3.0 -

MFR2 ( 190°C ) g/10min - 0.7

At 1 MHz 2.26 2.32

Shore D 70 58

Mpa 56 35

% 780 700

Page 8: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW

Page: 7 / 8 www.SimcoCable.com

SIMCO

PPHDPE

PPHDPE

Francis ShawDavis Standard

L/D40 bhp29.8 kW

100 rpmHDPE54 rpm

PPPP100 rpm

PPHDPE

81 rpm

PP

°Cmmbar

m/minrpm

HDPE220-240-230-210 25 / 0.95 460 1025 54

PP 170-190-200-170 25 / 0.95 490 1000 100

PP 220-240-230-210 25 / 0.95 409 1016 81

PP 220-240-230-210 30 / 1.00 266 1006 51

HDPEUTPHDPE

PPUTP

HDPE

Cat 7Cat 7a

Cat 8

Page 9: SIMCO - سیمکــو - توليد كننده سيم و كابلsimcocable.com/fa/upload/3b99bd28/a6b05823.pdfPage: 7 / 8 SIMCO HDPE PP HDPE PP Davis Standard Francis Shaw 29.8 kW

Page: 8 / 8 www.SimcoCable.com

SIMCO

[1] . Return Loss

[2] . Internal Crosstalk

[3] . Alien Crosstalk

[1] . A. Watson, W. Fajardo, “Tape forming for shielding cable cores”, Wire & Cable Technology

international, Vol XLII, No. 3, June 2014