This item normally derives its' colour from the addition of Carbon and we emphasise that the Electrical Properties displayed in the data table do NOT apply to this item.
订货号 | 包装规格 |
589-782-65 | 20 Piece |
722-830-57 | 50 Piece |
353-820-89 | 100 Piece |
产品参数
Colour[颜色] | Black |
Diameter[直径] | 3.18mm |
Quantity[数量] | 20 Piece - 100 Piece |
Sphericity[球面] | 40μm |
State[性状] | Semi-conducting |
Type[类型] | Precision Sphere |
Physical Properties(物理性质) |
Density ( g cm⁻³ ) | 2.000 |
Flammability | Self Extinguishing |
Radiation resistance | Poor |
Resistance to Ultra-violet | Excellent |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 160.000 |
Lower working temperature ( C ) | -10 - -50 |
Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.20 @23℃ |
Upper working temperature ( C ) | 220 - 300 |
Chemical Resistance(耐化学性) |
Acids - concentrated | Good-Fair |
Acids - dilute | Good |
Alcohols | Good-Fair |
Alkalis | Good-Fair |
Aromatic hydrocarbons | Good-Fair |
Greases and Oils | Good-Fair |
Halogenated Hydrocarbons | Good-Fair |
Halogens | Good |
Ketones | Poor |
Mechanical Properties(机械性能) |
Compression set after 24 hr at 175C ( % ) | 43 |
Elongation at break ( % ) | 200.0 |
Hardness - Rockwell | Shore A75 |
Tear strength ( N mm⁻¹ ) | 10 |
Tensile strength ( MPa ) | 9.00 |
其他参数
公差