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Makroblend® DP7645

(PC+PET) blend, impact modified, Injection molding grade, unreinforced, applications: automotive radiator grills

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Product Types

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Material

Plastics
Chemical resistant, Heat resistant, Paintable, Impact resistant

General Characterization

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Storage Conditions

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Sampling

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Packaging Type

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Technical Properties & Datasheets

Property Name Standard Test condition Unit Value
スクリュー回転数 - m/s 0.1 - 0.2
バレル温度‐ノズル - °C 260 - 270
バレル温度‐中部 - °C 240 - 250
バレル温度‐前部 - °C 250 - 260
バレル温度‐後部 - °C 230 - 240
ベント深さ - mm 0.025 - 0.075
乾燥時間(除湿乾燥機) - h 2 - 4
乾燥温度(除湿乾燥機) - °C 110
保圧(最大射出圧比) - % 50 - 75
最大含水率 - % <= 0,01
最適射出量 (最大射出量比) - % 30 - 70
標準樹脂温度 - °C 270
樹脂温度 - °C 260 - 280
背圧 - bar 50 - 100
金型温度 - °C 60 - 80
Property Name Standard Test condition Unit Value
Coefficient of linear thermal expansion, normal ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.8
Thermal conductivity, through-plane ISO 8302 23 °C; 50 % r. h. W/(m*K) 0.2
ビカット軟化温度 ISO 306 50 N; 120 °C/h °C 133
燃焼性UL94 UL 94 0.8 mm Class HB
燃焼性UL94(1.5mm) UL 94 1.6 mm Class HB
燃焼試験(US-FMVSS) ISO 3795 >=1.0 mm mm/min passed
線膨張係数、流動方向 ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.8
荷重たわみ温度 ISO 75-1,-2 1.80 MPa °C 94
酸素指数 ISO 4589-2 Method A % 20
Property Name Standard Test condition Unit Value
アイゾット衝撃強度 ISO 180/U -30 °C kJ/m² N
アイゾット衝撃強度 ISO 180/U 23 °C kJ/m² N
シャルピー衝撃強度 ISO 179/1eU -30 °C kJ/m² N
シャルピー衝撃強度 ISO 179/1eU 23 °C kJ/m² N
ノッチ付き アイゾット衝撃強度 ISO 180/A -10 °C kJ/m² 45
ノッチ付き アイゾット衝撃強度 ISO 180/A 23 °C kJ/m² 50
ノッチ付き アイゾット衝撃強度 ISO 180/A -20 °C kJ/m² 23
ノッチ付き シャルピー衝撃強度 ISO 179/1eA 23 °C kJ/m² 55
圧球式硬度 ISO 2039-1 N/mm² 100
引張り弾性率 ISO 527-1,-2 1 mm/min MPa 2100
引張り破断伸び率 ISO 527-1,-2 50 mm/min % > 50
引張り破断強度 ISO 527-1,-2 50 mm/min MPa 40
引張り降伏伸び率 ISO 527-1,-2 50 mm/min % 4.5
引張り降伏応力 ISO 527-1,-2 50 mm/min MPa 50
曲げ強度 ISO 178 2 mm/min MPa 75
曲げ弾性率 ISO 178 2 mm/min MPa 2100
曲げ応力 (3.5%歪み時) ISO 178 2 mm/min MPa 65
曲げ歪み (曲げ強度時) ISO 178 2 mm/min % 5.7
Property Name Standard Test condition Unit Value
Göttfert 溶融粘度 Bayer test 165 s^-1^/ 260 °C Pa*s 600
MVR ISO 1133 260 °C/ 5 kg cm³/10 min 12
後収縮、 流動方向/垂直方向 b.o. ISO 2577 Value range based on general practical experience (1h; 90°C) % 0,1 - 0,2
成形収縮率、流動方向/垂直方向 b.o. ISO 2577 Value range based on general practical experience (600bar) % 0.6 - 0.8
Property Name Standard Test condition Unit Value
体積抵抗率 IEC 62631-3-1 Ohm*m >1E15
比誘電率 IEC 60250 1 MHz 3.3
比誘電率 IEC 60250 100 Hz 3.2
絶縁破壊強度 IEC 60243-1 1 mm kV/mm 33
耐トラッキング゙性 CTI IEC 60112 Solution A Rating 175
表面抵抗率 IEC 62631-3-2 Ohm >1E17
誘電正接 IEC 60250 1 MHz 10^-4^ 144
誘電正接 IEC 60250 100 Hz 10^-4^ 13
Property Name Standard Test condition Unit Value
射出成形-射出速度 ISO 294 mm/s 200
射出成形-溶融温度 ISO 294 °C 270
射出成形-金型温度 ISO 294 °C 70
Property Name Standard Test condition Unit Value
かさ密度 ISO 60 g/cm³ 0.7
吸水率 (平衡) ISO 62 23 °C; 50 % r. h. % 0.15
吸水率 (飽和) ISO 62 Water at 23 °C % 0.75
密度 ISO 1183-1 kg/m³ 1200

Downloads

Technical Data Sheet
Download
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
Viscosity Shear Rate Makroblend® DP7645 (Multipoint Data Sheet) Viskosität Schergeschwindigkeit Makroblend® DP7645 (Multipoint Data Sheet)
Spannung-Dehnung Makroblend® DP7645 (Multipoint Data Sheet) Stress-Strain Makroblend® DP7645 (Multipoint Data Sheet)
Secant modulus - Strain Makroblend® DP7645 (Multipoint Data Sheet) Sekantenmodul-Dehnung Makroblend® DP7645 (Multipoint Data Sheet)

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