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PBT 215HPR Resin 易脱模,食品级
添加时间:2014-05-21 信息来源:http://www.xzslw.com/ 作者:苏州希普能塑料
VALOX™ PBT 215HPR Resin
非增强型
聚对苯二甲酸丁酯
SABIC Innovative Plastics (Americas)
产品说明
Unreinforced PBT with mold release. FDA food contact compliant in limited colors. Effective March 2008 this grade will no longer be supported with biocompatibility data. Alternative grade Valox HX215HP.
含添加剂:脱模
材料特点:FDA食品接触
定属记号:PBT
塑料牌号:PBT 215HPR
销售电话:185 5121 3137 谭经理
销售地址:http://www.xzslw.com/sujiao/pbt/valox/215hpr.html
材料物性
MECHANICAL | Value | Unit | Standard |
Tensile Stress,yld,Type I,50 mm/min | 520 | kgf/cm² | ASTM D 638 |
Tensile Strain,brk,Type I,50 mm/min | 10 | % | ASTM D 638 |
Flexural Stress,yld,1.3 mm/min,50 mm span | 840 | kgf/cm² | ASTM D 790 |
Flexural Modulus,1.3 mm/min,50 mm span | 23900 | kgf/cm² | ASTM D 790 |
IMPACT | Value | Unit | Standard |
Izod Impact,unnotched,23℃ | 163 | cm-kgf/cm | ASTM D 4812 |
Izod Impact,notched,23℃ | 5 | cm-kgf/cm | ASTM D 256 |
Modified Gardner,23℃ | 414 | cm-kgf | ASTM D 3029 |
THERMAL | Value | Unit | Standard |
HDT,0.45 MPa,6.4 mm,unannealed | 154 | ℃ | ASTM D 648 |
HDT,1.82 MPa,6.4 mm,unannealed | 54 | ℃ | ASTM D 648 |
CTE,-40℃ to 40℃,flow | 8.1E-05 | 1/℃ | ASTM E 831 |
CTE,60℃ to 138℃,flow | 1.39E-04 | 1/℃ | ASTM E 831 |
PHYSICAL | Value | Unit | Standard |
Specific Gravity | 1.31 | - | ASTM D 792 |
Specific Volume | 0.76 | cm³/g | ASTM D 792 |
Water Absorption,24 hours | 0.08 | % | ASTM D 570 |
Mold Shrinkage,flow,0.75-2.3 mm(5) | 0.9-1.6 | % | SABIC Method |
Mold Shrinkage,flow,2.3-4.6 mm(5) | 1.5-2.3 | % | SABIC Method |
Mold Shrinkage,xflow,0.75-2.3 mm(5) | 1-1.7 | % | SABIC Method |
Mold Shrinkage,xflow,2.3-4.6 mm(5) | 1.6-2.4 | % | SABIC Method |
Melt Viscosity | 1100 | poise | SABIC Method |
Injection Molding | Value | Unit | |
Drying Temperature | 120 | ℃ | |
Drying Time | 3-4 | hrs | |
Drying Time(Cumulative) | 12 | hrs | |
Maximum Moisture Content | 0.02 | % | |
Melt Temperature | 245-260 | ℃ | |
Nozzle Temperature | 240-255 | ℃ | |
Front-Zone 3 Temperature | 245-260 | ℃ | |
Middle-Zone 2 Temperature | 240-255 | ℃ | |
Rear-Zone 1 Temperature | 230-250 | ℃ | |
Mold Temperature | 50-75 | ℃ | |
Back Pressure | 0.3-0.7 | MPa | |
Screw Speed | 50-100 | rpm | |
Shot to Cylinder Size | 40-80 | % | |
Vent Depth | 0.013-0.025 | mm |
PBT VALOX™ RESIN
Semi-crystalline polybutylene terephthalate, one of the most widely-used engineering materials, shows low moisture and thermal expansion and offers outstanding wear and friction properties. With good strength at high temperatures, it has good electrical properties and flame resistance.
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