Polycarbonate PC Plastic Environmental Friendly Flame Retardant Plastic Pellets for Optical Cables

Polycarbonate is an excellent secondary coating material for optical fibers. In particular, it has the characteristics of high temperature resistance, high strength and small linear expansion coefficient. Polycarbonate (PC) plastic material is widely used in non-metallic air-blown micro cables, high temperature resistant optical cables, etc.

Polycarbonate, referred to as PC. Polycarbonate has excellent comprehensive properties, especially outstanding impact resistance, transparency and dimensional stability. Secondly, it also has excellent mechanical strength and electrical insulation. Polycarbonate Plastic has a wide operating temperature range (-60~120℃), which is unmatched by other engineering plastics. Since industrial production, the output of polycarbonate plastic in engineering plastics is second only to polyamide (PA), maintaining an average annual growth rate of 9%. Polycarbonate is an excellent secondary coating material for optical fibers. In particular, it has the characteristics of high temperature resistance, high strength and small linear expansion coefficient. Polycarbonate PC material is widely used in non-metallic air-blown micro cables, high temperature resistant optical cables, etc.

Polycarbonate resin can be processed through various methods such as injection molding, extrusion molding, blow molding, and injection blown molding.
When used as a material for manufacturing optical fibers and cables, extrusion molding technology is mainly used.

Polycarbonate Plastic Technology Parameters

Performance:
Polycarbonate has excellent comprehensive properties, which are unmatched by most thermoplastic plastics.
Item Unit Test Standard Test Conditions Standard Type
Low Viscosity Medium Viscosity High Viscosity
Relative Density ASTM D792 1.20 1.20 1.20
Water Absorption Rate ASTM D570 23℃ in water 24h 0.20% 0.20% 0.20%
Transmittance ASTM D1003 thickness 3mm 89% 89% 89%
Refractive Index ASTM D542 1.585 1.585 1.585
Tensile Strength Yield MPa ASTM D638 62 61 60
Fracture MPa ASTM D638 78 81 84
Tensile Modulus MPa ASTM D638 2130 2120 2100
Elongation Yield ASTM D638 6% 6% 6%
Fracture ASTM D638 140% 140% 130%
Bending Strength MPa ASTM D790 90 90 88
Bending Modulus MPa ASTM D790 2260 2230 2200
Compression Strength MPa ASTM D695 76 76 75
Impact Strength J/m ASTM D256 AISI, with a notch thickness of 3.2mm 830 880 930
J/m ASTM D256 AISI, with a notch thickness of 6.4mm 130 140 160
Rockwell Hardness ASTM D785 M-scale 77 77 77
Forming Shrinkage Rate ASTM D955 Flow direction 0.5~0.7 0.5~0.7 0.5~0.7
Vertical direction 0.5~0.7 0.5~0.7 0.50~0.7
Hot Deformation Temperature c ASTM D048 Load 0.451MPa 142 143 146
Load 1.813MPa 132 133 136
Coefficient of Linear Expansion ×10~³/℃ ASTM D696 Flow direction 7 7 7
Vertical method 7 7 7
Dielectric Strength kV/mm ASTM D149 Quick pressurization value thickness1.6mm 30 30 30
Volume Resistivity ×10¹⁶Ω ·cm ASTM D257 3 3 3
Dielectric Constant ASTM D150 60Hz 2.95 2.95 2.95
106 Hz 2.9 2.9 2.9
Positive Average Dielectric Loss Angle ASTM D15C 60Hz 0.0004 0.0004 0.0004
106 Hz 0.009 0.009 0.009
Arc Resistance S ASTM D495 110 110 110
Conductive Track Resistance (CT) V IEC.112 300 300 300
Flame Retardancy UL 94 thickness 1.47mm V-2 V-2 V-2
thickness 3.05mm V-2 V-2 V-2
Temperature Index UL7468 Electrical thickness 1.47mm 125 125 125
Impact type thickness 1.47mm 115 115 115
Non impact thickness 1.47mm 125 125 125
  Note: The values listed in this table are typical values and are for reference only.

 

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