塑料名稱型號 | 產(chǎn)地 | 顏色 | 加工級別 | 特性級別 | 用途級別 |
PBT PDR4909-7001 |
沙伯基礎(chǔ) (原GE) |
黑色 |
玻纖增強30% | 阻燃UL94-V0級 | 汽車工業(yè)和電氣電子應(yīng)用 切邊機、食物攪拌機、馬達定子、開關(guān)等
|
上圖為新包裝(現(xiàn)叫沙伯基礎(chǔ)公司)和老包裝(原日本GE公司)
物性表
TYPICAL PROPERTIES(1) | ||||
MECHANICAL | Value | Unit | Standard | |
Tensile Stress, yield | 1100 | kgf/cm² | SABIC - Japan Method | |
Tensile Strain, break | 6 - 6 | % | SABIC - Japan Method | |
Flexural Stress | 1580 | kgf/cm² | ASTM D 790 | |
Flexural Modulus | 82400 | kgf/cm² | ASTM D 790 | |
Hardness, Rockwell R | 119 | - | ASTM D 785 | |
IMPACT | Value | Unit | Standard | |
Izod Impact, notched, 23°C | 11 | cm-kgf/cm | ASTM D 256 | |
THERMAL | Value | Unit | Standard | |
HDT, 0.45 MPa, 3.2 mm, unannealed | 207 | °C | ASTM D 648 | |
HDT, 1.82 MPa, 3.2mm, unannealed | 215 | °C | ASTM D 648 | |
CTE, -30°C to 30°C | 3.E-05 - 3.E-05 | 1/°C | TMA | |
PHYSICAL | Value | Unit | Standard | |
Specific Gravity | 1.6 | - | ASTM D 792 | |
Water Absorption, 24 hours | 0.07 | % | ASTM D 570 | |
Mold Shrinkage, flow, 3.2 mm (5) | 0.1 - 0.3 | % | SABIC Method | |
Mold Shrinkage, flow, 6.4 mm (5) | 0.7 - 0.9 | % | SABIC Method | |
ELECTRICAL | Value | Unit | Standard | |
Surface Resistivity | 1.E+16 | Ohm | ASTM D 257 | |
Relative Permittivity, 50/60 Hz | 3.8 | - | ASTM D 150 | |
Arc Resistance, Tungsten {PLC} | 6 | PLC Code | ASTM D 495 | |
FLAME CHARACTERISTICS | Value | Unit | Standard | |
UL Recognized, 94V-0 Flame Class Rating (3) | 0.84 | mm | UL 94 |
注塑加工參數(shù)
Parameter | ||
Injection Molding | Value | Unit |
Drying Temperature 干燥溫度 | 120 | °C |
Drying Time 干燥時間 | 3 - 4 | hrs |
Drying Time (Cumulative) zui長干燥時間 | 12 | hrs |
Maximum Moisture Content zui大水分含量 | 0.02 | % |
Melt Temperature 熔融溫度 | 250 - 265 | °C |
Nozzle Temperature 噴嘴溫度 | 245 - 260 | °C |
Front - Zone 3 Temperature 3區(qū)溫度 | 250 - 265 | °C |
Middle - Zone 2 Temperature 2區(qū)溫度 | 245 - 260 | °C |
Rear - Zone 1 Temperature 1區(qū)溫度 | 240 - 255 | °C |
Mold Temperature 模具溫度 | 65 - 90 | °C |
Back Pressure 背壓 | 0.3 - 0.7 | MPa |
Screw Speed 螺桿轉(zhuǎn)速 | 50 - 80 | rpm |
Shot to Cylinder Size | 40 - 80 | % |
Vent Depth | 0.025 - 0.038 | mm |