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Unsaturated Polyester Molding Compound

Unsaturated Polyester Molding Compound

This product is a bulk molding compound made by using unsaturated polyester resin as a binder, alkali free short cut glass fiber as a reinforcing agent, and adding various components such as fillers, curing agents, release agents, and coloring agents. It not only has high mechanical strength and excellent electrical performance, but also has excellent arc resistance, leakage resistance, and tracea

Product Introduction
        This product is a bulk molding compound made by using unsaturated polyester resin as a binder, alkali free short cut glass fiber as a reinforcing agent, and adding various components such as fillers, curing agents, release agents, and coloring agents. It not only has high mechanical strength and excellent electrical performance, but also has excellent arc resistance, leakage resistance, and traceability performance that traditional thermosetting materials cannot match. This material also has good formability and is a new material for the replacement of insulation structural components in high and low voltage electrical appliances. BMC-4342 has UL certification.
Product Category

序号

指标名称

单位

指标值

BMC-4342 UL
(DMC-1)

BMC-4344
(DMC-2)

BMC-4332
(DMC-3)

1

密度

g/cm3

1.75—2.15

 

2

吸水性

mg

20

 

3

成型收缩率

%

0.15

0.3

4

热变形温度(A法)≥

240

200

5

冲击强度(无缺口、简支梁)≥

kJ/m2

30

25

20

6

弯曲强度

MPa

90

80

70

7

绝缘电阻

常态

Ω

1×1013

1×1012

浸水24小时后≥

1×1012

 

8

电气强度(90℃)≥

MV/m

12

10

9

介质损耗因素(1MHz)≤

 

0.015

 

10

相对介电常数(1MHz)≤

 

4.8

 

11

耐电弧

s

180

 

12

耐漏电起痕指数

V

600

 

13

燃烧性

-

V-0/@1.5mm

HB

 

14

温度指数

155

130

 

Molding process:

This product can be molded using traditional compression molding or transfer molding, as well as injection molding, under the following conditions:

成型条件

成型方法

压塑成型

传递成型

注射成型

料筒温度(℃)

30—50

模具温度(℃)

150—160

145—155

145—155

成型压力(MPa)

10—15

15—20

15—20

成型时间(s/mm)

40—60

30—50

30—50

 

PS: Unused remaining materials must be tightly sealed and stored in bags.


Packaging and storage:
This product weighs 25kg each, lined with a plastic bag and packaged in cardboard boxes.
This product is stored indoors in a cool and ventilated area, taking precautions against heat, moisture, and direct sunlight. The storage period is three months at temperatures below 20 ℃




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  • Company Address: Fluorination Technology Park, Changshu City, Jiangsu Province
  • Service Hotline: 0512-52818267
  • Technical Consultation: 0512-52626090
  • Contact phone number: 13601573215
  • Company email: xlu113549@gmail.com
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