三聚氰胺樹脂層壓板
產(chǎn) 品： 三聚氰胺鉆孔墊板
規(guī) 格：ST-GMD
詳細簡介： 特點：翹曲度高不易變形﹑環(huán)保
用途：印刷線路斑行業(yè)鉆孔用墊板
基材：木槳紙
耐溫性：150度
阻燃: 是
抗電弧:否
詳細介紹：
| | 品 名Grade | WS-GM | WS-GMD | |||
| 適用標準 | JIS | ML-GMH | - | |||
| NEMA | G-5 | - | ||||
| 材質 Base and resin | 三聚氰胺 Melamine resin | 三聚氰胺 Melamine resin | ||||
| 試驗項目 Testing item | 單位 Unit | 處理條件 Processing Condition | 玻璃纖維布 Glass fiber cloth | 木漿紙 Paper wood | ||
| 平行層向擊穿電壓 Flatwise –with stand voltage | kv/mm | C-90/20/65 | 10 | - | ||
| 垂直層向擊穿電壓 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 | 104-106 | - | |
| 煮沸后 After boiling | MΩ | C-90/20/65 +D-2/100 | 101-103 | | ||
| 體積電阻系數(shù) Volume resistivity | MΩ-cm | C-90/20/65 | 105-107 | | ||
| 表面電阻系數(shù) Surface resistivity | MΩ | C-90/20/65 | 104-106 | - | ||
| 介電常數(shù)（1MHz） Dielectric constant | ― | C-90/20/65 | 6.5-7.0 | - | ||
| 介電損耗 （1MHz） Dielectric loss tangent | ― | C-90/20/65 | 0.030-0.00 | - | ||
| 耐電弧性 Arc resistance | sec | A | 170-200 | - | ||
| 耐電磨性 Tracking resistance | V（CTI） | A | 450-550 | - | ||
| 彎曲強度 Flexural strength | 垂直層向 Perpendicular to laminae | MPa | A | 340-440 | - | |
| 壓縮強度 Compressive strength | 垂直層向 Perpendicular to laminae | MPa | A | 390-490 | - | |
| 平行層向 Parallel to laminae | MPa | A | 190-290 | - | ||
| 抗張強度 Tensile strength | MPa | A | 200-290 | - | ||
| 楊氏模量 Young’s modulus | MPa | A | 19600-24500 | - | ||
| 粘結強度 Bonding strength | kN | A | 7．0-8．0 | - | ||
| 洛氏硬度測量 Rockwell hardness | HR-R | A | 122-126 | - | ||
| 埃左氏沖擊強度 Izod impact strength | 平行層向 Parallel to laminae | J/cm | A | 4．9-5．9 | - | |
| 加熱后外觀 Appearance after heating | ℃/2hr | A | 160 | - | ||
