We cannot guarantee this material will be re-stocked.
Very limited stock available.
订货号 | 包装规格 |
Length (Round) |
724-289-46 | 50mm |
462-602-88 | 100mm |
151-572-45 | 200mm |
产品参数
Description[描述] | Machining Feedstock |
Diameter[直径] | 40mm |
Length[长度] | 50mm - 200mm |
Physical Properties(物理性质) |
Density ( g cm⁻³ ) | 1.430 |
Flammability | V-1 |
Water absorption ( % ) | 0.28 |
Water absorption - equilibrium ( % ) | 0.11 |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 30.000 |
Heat-deflection temperature - 0.45MPa ( C ) | 147 |
Heat-deflection temperature - 1.8MPa ( C ) | 142.0 |
Specific heat ( J K⁻¹ kg⁻¹ ) | 1080.0 |
Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.26 |
Upper working temperature ( C ) | 140 |
Electrical Properties(电气特性) |
Dielectric constant @1MHz | 3 |
Dielectric strength ( kV mm⁻¹ ) | 30.0 |
Dissipation factor @ 1MHz | 0.0090 |
Surface resistivity ( Ohm/sq ) | 10¹⁴ |
Volume resistivity ( Ohmcm ) | 10¹⁶ |
Chemical Resistance(耐化学性) |
Acids - concentrated | Fair |
Acids - dilute | Good |
Alcohols | Good |
Alkalis | Poor |
Aromatic hydrocarbons | Poor |
Greases and Oils | Good |
Halogens | Poor |
Ketones | Poor |
Mechanical Properties(机械性能) |
Elongation at break ( % ) | 3.0 |
Tensile modulus ( GPa ) | 5.80 |
Tensile strength ( MPa ) | 70.00 |
其他参数
公差
直径 | ≤10mm | ±10% |
---|
聚合物 | +20% / -10% |
陶瓷 | +20% / -10% |
|
>10mm | ±5% |
陶瓷 | +20% / -10% |
聚合物 | +20% / -10% |
|
长度 | <100mm | ±1mm |
---|
≥100mm | +5% / -1% |