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Kepex® 3730GM5

Category:	PBT+PET , Polybutylene Terephthalate + PET
Manufacturer:	Korea Engineering Plastics Co., Ltd
Trademark:	Kepex®
Fillers:	-
Ports:	Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms	FOB, CIF, DAP, DAT, DDP
PDF:	68Id6b_Kepex3730GM5.pdf
PRICE:	Order Products email sales@su-jiao.com

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KEPEX 3730GM5 is a glass fiber and mineral 30%-reinforced/filled PBT/PET grade.

It has superior mechanical, thermal, and electrical properties. It also has high gloss and low warpage.

It is suitable for automotive, electrical & electronics, and industrial parts requiring high stiffness and heat resistance.

The listed values are for the natural grade.

General Information
Filler / Reinforcement	Glass \mineral, 30% filler by weight
Features	Low warpage Rigidity, high Highlight Good electrical performance Heat resistance, high
Uses	Electrical/Electronic Applications Industrial components Application in Automobile Field
RoHS Compliance	RoHS compliance
Processing Method	Injection molding

Physical	Nominal Value	Unit	Test Method
Density	1.57	g/cm³	ISO 1183
shrinkage- Flow (3.00 mm)	0.40 - 0.80	%	Internal method

Hardness	Nominal Value	Unit	Test Method
Rockwell Hardness (R-Scale)	119		ISO 2039-2

Mechanical	Nominal Value	Unit	Test Method
Tensile Stress	125	MPa	ISO 527-2
Tensile Strain (Break)	2.0	%	ISO 527-2
Flexural Modulus	9400	MPa	ISO 178
Flexural Stress	185	MPa	ISO 178

Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength (23°C)	6.2	kJ/m²	ISO 179/1eA

Thermal	Nominal Value	Unit	Test Method
Heat Deflection Temperature
0.45 MPa, not annealed	220	°C	ISO 75-2/B
1.8 MPa, not annealed	210	°C	ISO 75-2/A
Melting Temperature ¹	220 - 250	°C	ISO 11357-3

Electrical	Nominal Value	Unit	Test Method
Volume Resistivity	1.0E+16	ohms·cm	IEC 60093
Dielectric Strength	22	kV/mm	IEC 60243-1
Dielectric Constant (60 Hz)	3.40		ASTM D150
Dissipation Factor (60 Hz)	2.0E-3		ASTM D150

Flammability	Nominal Value	Unit	Test Method
Flame Rating (0.8 mm)	HB		UL 94

Injection	Nominal Value	Unit
Drying Temperature	120 - 130	°C
Drying Time	3.0 - 5.0	hr
Suggested Max Moisture	0.050	%
Hopper Temperature	60 - 80	°C
Rear Temperature	245	°C
Middle Temperature	255	°C
Front Temperature	265	°C
Nozzle Temperature	270	°C
Mold Temperature	70 - 90	°C
Back Pressure	0.490 - 0.981	MPa
Screw Speed	80 - 120	rpm

Note Message
1 .	10°C/min

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