Continuous multi-filament Yarn

订货号	包装规格
Length (Fibre)
691-641-18	100m
455-141-11	200m
892-641-55	500m
580-194-63	1000m

半岛bd体育手机客户端 参数

Filament Diameter[长丝直径]	0.025mm
Length[长度]	100m - 1000m
Number Of Filaments[长丝数量]	3
Tenacity[韧性]	Medium Tenacity
Tex Number[特克斯数]	1.7
Physical Properties(物理性质)
Density ( g cm?3 )	1.140
Flammability	HB
Limiting oxygen index ( % )	23
Radiation resistance	Fair
Refractive index	1.530
Resistance to Ultra-violet	Poor
Water absorption ( % )	8.50
Water absorption - equilibrium ( % )	8.00
Water absorption - over 24 hours ( % )	2.300
Electrical Properties(电气特性)
Dielectric constant @1MHz	3
Dielectric strength ( kV mm?1 )	25.0
Dissipation factor @ 1kHz	0.2000
Surface resistivity ( Ohm/sq )	1011
Volume resistivity ( Ohmcm )	1013
Mechanical Properties(机械性能)
Abrasive resistance - ASTM D1044 ( mg/1000 cycles )	3 - 5
Coefficient of friction	0.20 - 0.30
Elongation at break ( % )	40.0
Hardness - Rockwell	M89
Izod impact strength ( J m?1 )	40.0 - 110.0
Poisson's ratio	0.410
Tensile modulus ( GPa )	3.30
Tensile strength ( MPa )	82.00
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?1 )	90.000
Heat-deflection temperature - 0.45MPa ( C )	200
Heat-deflection temperature - 1.8MPa ( C )	100.0
Lower working temperature ( C )	-30
Specific heat ( J K?1 kg?1 )	1670.0
Thermal conductivity ( W m?1 K?1 )	0.25 @23℃
Upper working temperature ( C )	80 - 180
Chemical Resistance(耐化学性)
Acids - concentrated	Poor
Acids - dilute	Poor
Alcohols	Good
Alkalis	Good-Fair
Aromatic hydrocarbons	Good
Greases and Oils	Good
Halogenated Hydrocarbons	Good-Poor
Halogens	Poor
Ketones	Good

其他参数

公差

长丝直径		±25%
长丝数量		±10%
纱支数		±10%
特克斯数		±10%
长度		+5% / -1%