相關(guān)文章 / article
簡(jiǎn)要描述：LE酚醛樹脂層壓板*的耐磨性能，按照美國NEMA標(biāo)準(zhǔn)生產(chǎn)。 用途：風(fēng)葉﹑精密齒輪﹑逆電流器﹑通訊部件及絕緣加熱器。
產(chǎn)品型號(hào)：
所屬分類：環(huán)氧樹脂層壓板
更新時(shí)間：2017-05-06
LE酚醛樹脂層壓板
詳細(xì)介紹：
物性表 Properties of Materials
| 品 名 Grade
|
WS-3025 |
WS-2266 |
WS-3026 |
WS-2161E |
WS-2161 | ||||
適用標(biāo)準(zhǔn) | JIS | _ | PL-FCM |
| PL-FLE | PL-FLI | ||||
NEMA | _ | C |
| LE | L | |||||
材質(zhì) Base and resin
| 酚醛樹脂 Phenolic resin
| 酚醛樹脂 Phenolic resin
| 酚醛樹脂 Phenolic resin
| 酚醛樹脂 Phenolic resin
| 酚醛樹脂 Phenolic resin
| |||||
試驗(yàn)項(xiàng)目 Testing item | 單位 Unit | 處理?xiàng)l件 Processing Condition | 棉布 cotton cloth | 特制粗棉布 Woven cloth | 細(xì)棉布 Thin woven cotton cloth | 細(xì)棉布 Thin woven cotton cloth | 細(xì)棉布 Thin woven cotton cloth | |||
平行層向耐電壓 Flatwise –with stand voltage
| kv/mm
| C-90/20/65 | - | - | - | 10 | 10 | |||
垂直層向耐電壓 Edgewise-withstand voltage
| kv | O-0.5/90
| - | - | - | 5 | - | |||
絕緣電阻 Insulation resistance
| 常態(tài) Normal condition
| MΩ
| C- 90/20/65
| - | - | - | 103×105 | - | ||
煮沸后 After boiling
| MΩ | C-90/20/65 +D-2/100 | - | - | - | 50×103 | - | |||
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
| - | - | - | 5．0-5．5 | - | |||
介電損耗 (1MHz) Dielectric loss tangent
| ―
| C- 90/20/65
| - | - | - | 0．050-0．060 |
| |||
耐電弧性 Arc resistance
| sec
| A | - | - | - | - |
| |||
耐電磨性 Tracking resistance
| V(CTI)
| A | - | - | - | - |
| |||
彎曲強(qiáng)度 Flexural strength
| 垂直層向 Perpendicular to laminae
| MPa
| A | 105 | 120-180 | 110 | 100-150 | 100-150 | ||
壓縮強(qiáng)度 Compressive strength
| 垂直層向 Perpendicular to laminae
| MPa
| A | - | 250-300 | - | 200-250 | 250-300 | ||
平行層向 Parallel to laminae
| MPa
| A | - | 130-230 | - | 100-150 | 150-200 | |||
抗張強(qiáng)度 Tensile strength
| MPa
| A | 65 | 70-90 | - | 60-80 | 70-90 | |||
楊氏模量 Young’s modulus
| MPa
| A | - | 11760-14700 | - | 11760-14700 | 11760-14700 | |||
粘結(jié)強(qiáng)度 Bonding strength
| kN
| A | 5．5 | 8．0-10．0 | 6 | 6．0-8．0 | 7．0-9．0 | |||
洛氏硬度測(cè)量 Rockwell hardness
| HR-R
| A | - | 116-120 | - | 118-122 | 116-120 | |||
埃左氏沖擊強(qiáng)度 Izod impact strength
| 平行層向 Parallel to laminae
| J/cm
| A | - | 1．5-2．5 | - | 0．5-0．7 | 0．7-0．9 | ||
加熱后外觀變化 Appearance after heating
| ℃/2hr
| A | 140 | 140 | 140 | 140 | 140 | |||
吸水率 (厚 1.0mm) Water absorption(Thickness 1.0mm)
| ％
| E -24/50 +D-24/23 | 1．9 | 1．6-1．8 | 1．8 | 1．6-1．8 | 1．6-1．8 | |||
比重 Specific gravity
| ―
| A | 1．4-1．45 | 1．4-1．45 | 1．4-1．45 | 1．3-1．45 | 1．3-1．45 | |||
熱膨脹系數(shù) Thermal expansion
| 垂直層向 Perpendicular to laminae
| 1/℃ |
RT~ 200℃ |
| 1．5×10-4 | - | 1．3×10-4 | 1．3×10-4 | ||
平行層向 Parallel to laminae
| 1/℃ | RT~ 200℃ |
| 8．0×10-5 | - | 7．5×10-5 | 2．4×10-5 | |||
耐燃性 Burning resistance
| UL-94法
| ―
| C-48/23/50 &E-168/70
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鐵路車輛燃燒試驗(yàn) Burning quality test for rolling stock | ||||||||||
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