廠家直銷6641F級DMD預浸布、絕緣紙、絕緣材料

特點及用途:F級DMD聚酯薄膜聚酯纖維非織布復合材料采用F級耐熱膠粘劑將兩面聚酯纖維非織布與聚酯薄膜粘結復合而成。本品耐熱等級為F級，具有良好的機械強度。介電性能和可靠的熱態粘結性。適用于F級電機、變壓器的槽絕緣。匝間絕緣和襯墊絕緣等。執行標準：JB4060-1991序號NO.指標名稱Item單位Unit指標值Normal value1標稱厚度Nominal thicknessmm0.150.200.250.300.352允許偏差tolerancemm ±0.02 ±0.03 ±0.03 ±0.03 ±0.0353拉伸強度(Tensilestengt)縱向MD不彎曲No bendingN/10mm ≥80 ≥105 ≥130 ≥150 ≥180彎曲后After bending ≥70 ≥95 ≥120 ≥130 ≥160橫向TD不彎曲No bending ≥80 ≥120 ≥150 ≥170 ≥200彎曲后After bending ≥80 ≥105 ≥130 ≥150 ≥1804伸長率Elongation縱向不彎折MD no bending% ≥10 ≥10 ≥10 ≥10 ≥10橫向不彎折TD no bending ≥15 ≥15 ≥15 ≥15 ≥155擊穿電壓Breakdown voltage不彎折NormalkV ≥6 ≥8 ≥11 ≥13 ≥16彎折后After bending ≥6 ≥8 ≥11 ≥13 ≥166常態粘結性Bonding strength at room temperature/不分層 No delamination7熱態粘結性(180 ±2)0C10分鐘Bonding strength at 180 ±20C for 10 min /不分層、不起泡、不流膠 No delamination、blister and drainage性能指標（Properties of TYPE 6641）