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This is the free Material Data Center Datasheet of Makroblend® UT250 - (PC+PET)-I - Covestro Deutschland AG

Check here, which other Makroblend datasheets, application examples or technical articles are available in Material Data Center

加工/物理特性 - 机械性能 - 热性能 - 电性能 - 其它性能 - 试样制备条件 - 加工推荐（注塑） - 函数

Any use of this information falls under the rules of our disclaimer.

材料文字说明

• (PC PET)-blend, impact modified, easy release, injection molding. Makroblend UT250 offers high heat resistance, good chemical resistance and flowability. Additionally, molded parts from UT250 having exceptional dimensional stability.

加工/物理特性	价值	单位	Test Standard
ISO数据
熔体体积流动速度, MVR	22	cm³/10min	ISO 1133
温度	265	°C	-
载荷	5	kg	-

机械性能	价值	单位	Test Standard
ISO数据
拉伸模量	2250	MPa	ISO 527
屈服应力	55	MPa	ISO 527
屈服伸长率	5	%	ISO 527
名义断裂伸长率	>50	%	ISO 527
无缺口简支梁冲击强度, +23°C	N	kJ/m²	ISO 179/1eU
简支梁冲击强度, -30°C	N	kJ/m²	ISO 179/1eU
简支梁缺口冲击强度, +23°C	70	kJ/m²	ISO 179/1eA
简支梁缺口冲击强度, -30°C	30	kJ/m²	ISO 179/1eA

热性能	价值	单位	Test Standard
ISO数据
热变形温度, 1.80 MPa	110	°C	ISO 75-1/-2
热变形温度, 0.45 MPa	125	°C	ISO 75-1/-2

电性能	价值	单位	Test Standard
ISO数据
相对介电常数., 100Hz	3.2	-	IEC 62631-2-1
相对介电常数., 1MHz	3	-	IEC 62631-2-1
介质损耗因子, 100Hz	16	E-4	IEC 62631-2-1
介质损耗因子, 1MHz	146	E-4	IEC 62631-2-1
体积电阻率	>1E13	Ohm*m	IEC 62631-3-1
表面电阻率	>1E15	Ohm	IEC 62631-3-2
介电强度	34	kV/mm	IEC 60243-1
相对漏电起痕指数	250	-	IEC 60112

其它性能	价值	单位	Test Standard
吸水性	0.55	%	类似ISO 62
吸湿性	0.2	%	类似ISO 62
密度	1220	kg/m³	ISO 1183

试样制备条件	价值	单位	Test Standard
ISO数据
注塑, 熔体温度	265	°C	ISO 294
注塑, 模具温度	70	°C	ISO 294
注塑, 注射速度	200	mm/s	ISO 294

加工推荐（注塑）	价值	单位	Test Standard
预干燥-温度	110	°C	-
预干燥-时间	2 - 4	h	-
加工湿度	≤0.01	%	-
注塑熔体温度	260 - 280	°C	-
模具温度	60 - 80	°C	-

函数

典型数据

加工方法

注塑

供货形式

粒料

特殊性能

高冲击韧性的/经抗冲改性的, 经光稳处理的/耐光的

耐化学试剂

通用耐化学性

地区供应

北美, 欧洲, 亚太, 中南美洲, 中东/非洲

其他信息

注塑成型

PREPROCESSING
Max. Water content: 0.01 %
Drying temperature: 110 °C
Drying time:
Circulating air drying oven (50 % fresh air) 4-12 h
Fresh air dryer (high speed dryer) 2-4 h
Dry air dryer 2-4 h

PROCESSING
Melt temperature: 260-280 °C
Mold temperature: 60-80 °C

Use open nozzle.

权利义务的法律声明

Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.

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