浙江昌宏公司专业从事PC(聚碳酸酯) 抗紫外线PC 增强PC、增韧PC、阻燃PC、耐磨PC、耐候PC、新料和改性产品。
主要产品有：另本公司可以专为一些订单量小的，用于试模具，产品打样的公司供货。25KG起订
欢迎新、老客户来电洽谈免费提供塑料物表，ROHS(SGS)报告,UL认证,FDA认证,材质证明及物质安全资料表(MSDS)。
高耐热性PC LEXAN™ 4701R resin 物性表
特性
耐热性，高
加工方法
注射成型
Lexan PC PPC4701R物性
高耐热性,149度，易脱模
Property
TYPICAL PROPERTIES (1)
MECHANICAL
ValueUnitStandard
Tensile Stress, yld, Type I, 50 mm/min
660
kgf/cm2
ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min
790
Tensile Strain, brk, Type I, 50 mm/min
78
%
Flexural Stress, yld, 1.3 mm/min, 50 mm span
990
ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span
23700
Hardness, Rockwell M
92
-
ASTM D 785
Hardness, Rockwell R
127
IMPACT
Izod Impact, unnotched, 23°C
326
cm-kgf/cm
ASTM D 4812
Izod Impact, notched, 23°C
38
ASTM D 256
Tensile Impact, Type "S"
589
cm-kgf/cm2
ASTM D 1822
Falling Dart Impact (D 3029), 23°C
1520
cm-kgf
ASTM D 3029
THERMAL
HDT, 1.82 MPa, 3.2mm, unannealed
148
°C
ASTM D 648
CTE, -40°C to 95°C, flow
8.1E-05
1/°C
ASTM E 831
Specific Heat
1.25
J/g-°C
ASTM C 351
Thermal Conductivity
0.21
W/m-°C
ASTM C 177
Relative Temp Index, Elec
130
UL 746B
Relative Temp Index, Mech w/impact
Relative Temp Index, Mech w/o impact
PHYSICAL
Specific Gravity
1.2
ASTM D 792
Specific Volume
0.83
cm2g
Density
1.19
g/cm2
Water Absorption, 24 hours
0.19
ASTM D 570
Mold Shrinkage, flow, 3.2 mm
0.8 - 1
SABIC Method
Melt Flow Rate, 300°C/1.2 kgf
2
g/10 min
ASTM D 1238
OPTICAL
Light Transmission
85
ASTM D 1003
Haze
1
Refractive Index
1.6
ASTM D 542
ELECTRICAL
Volume Resistivity
>2.5E+17
Ohm-cm
ASTM D 257
Dielectric Strength, in air, 3.2 mm
20
kV/mm
ASTM D 149
Relative Permittivity, 50/60 Hz
3.27
ASTM D 150
Relative Permittivity, 1 MHz
3.1
Dissipation Factor, 50/60 Hz
0.0016
Dissipation Factor, 100 Hz
0.026
Arc Resistance, Tungsten {PLC}
6
PLC Code
ASTM D 495
Hot Wire Ignition {PLC)
UL 746A
High Voltage Arc Track Rate {PLC}
3
High Ampere Arc Ign, surface {PLC}
Comparative Tracking Index (UL) {PLC}
FLAME CHARACTERISTICS
UL Recognized, 94HB Flame Class Rating (3)
1.47
mm
UL 94
Processing
Parameter
Injection Molding
ValueUnit
Drying Temperature
120
Drying Time
3 - 4
hrs
Drying Time (Cumulative)
48
Maximum Moisture Content
0.02
Melt Temperature
350 - 370
Nozzle Temperature
345 - 365
Front - Zone 3 Temperature
Middle - Zone 2 Temperature
340 - 360
Rear - Zone 1 Temperature
325 - 350
Mold Temperature
80 - 115
Back Pressure
0.3 - 0.7
MPa
Screw Speed
40 - 70
rpm
Shot to Cylinder Size
40 - 60
Vent Depth
0.025 - 0.076
LEXAN™ 4701R树脂
聚酯碳酸酯
沙伯基础创新塑料
产品说明：
高耐热聚对苯二甲酸乙二醇酯，在264 psi下提供300F的DTUL。
