不飽合樹脂層壓板SMC
產(chǎn) 品： SMC
規(guī) 格：ST-SMC
詳細簡介：
特點：良好的消弧性
用途：消弧板﹑槽楔﹑電子部件
基材：短切玻璃纖維
耐溫性：150度
阻燃: 是
耐電弧: 否
詳細介紹：
| | 品 名 Grade | WS-GPO-3 | ||||
| 適用標準 | JIS | TL-GEF | ||||
| NEMA | GPO-3 | |||||
| 材質(zhì) Base and resin | 不飽合聚脂樹脂 Unsaturated polyester resin | |||||
| 試驗項目 Testing item | 單位 Unit | 處理條件 Processing Condition | 短切玻璃纖維氈 Chopped stand mad | |||
| 平行層向耐電壓 Flatwise –with stand voltage | kv/mm | C-90/20/65 | 10 | |||
| 垂直層向耐電壓 Edgewise-withstand voltage | kv | O-0.5/90 | 10 | |||
| 絕緣電阻 Insulation resistance | 常態(tài) Normal condition | MΩ | C-90/20/65 | 105-107 | ||
| 煮沸后 After boiling | MΩ | C-90/20/65 +D-2/100 | 101-102 | |||
| 體積電阻系數(shù) Volume resistivity | MΩ-cm | C-90/20/65 | 106-108 | |||
| 表面電阻系數(shù) Surface resistivity | MΩ | C-90/20/65 | 105-107 | |||
| 介電常數(shù)（1MHz） Dielectric constant | ― | C-90/20/65 | 4．5-5．0 | |||
| 介電損耗 （1MHz） Dielectric loss tangent | ― | C- 90/20/65 | 0．020-0．030 | |||
| 耐電弧性 Arc resistance | sec | A | 180-190 | |||
| 耐電磨性 Tracking resistance | V（CTI） | A | 550-600 | |||
| 彎曲強度 Flexural strength | 垂直層向 Perpendicular to laminae | MP | A | 180-230 | ||
| 壓縮強度 Compressive strength | 垂直層向 Perpendicular to laminae | MPa | A | 290-390 | ||
| 平行層向 Parallel to laminae | MPa | A | 150-250 | |||
| 拉伸強度 Tensile strength | MPa | A | 100-200 | |||
| 楊氏模量 Young’s modulus | MPa | A | 12740-15680 | |||
| 粘結強度 Bonding strength | kN | A | 5．0-6．5 | |||
| 洛氏硬度測量 Rockwell hardness | HR-R | A | 115-120 | |||
| 埃左氏沖擊強度 Izod impact strength | 平行層向 Parallel to laminae | J/cm | A | 3．4-4．4 | ||
| 加熱后外觀 Appearance after heating | ℃/2hr | A | 150 | |||
| 吸水率 （厚 1.0mm） Water absorption（Thickness 1.0mm） | ％ | E -24/50 +D-24/23 | 0．20-0．40 | |||
| 比重 Specific gravity | ― | A | 1．95-2．05 | |||
| 熱膨脹系數(shù) Thermal expansion | 垂直層向 Perpendicular to laminae | 1/℃ | RT~ 200℃ | 1．2×10-4 | ||
| 平行層向 Parallel to laminae | 1/℃ | RT~ 200℃ | 9．6×10-6 | |||
| 耐燃性 Burning resistance | UL-94法 | ― | C-48/23/50 &E-168/70 | UL-94V-0 | ||
| 鐵路車輛燃燒試驗 Burning quality test for rolling stock | ― | A | 難燃性 | |||
