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
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