Songhan Plastic Technology Co.,Ltd.
 POLYMER SEARCH

Gromax PBT 1200-211D

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), Unreinforced, Molded
Manufacturer Gromax
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Gromax PBT 1200-211D.pdf
Price EMAIL US    sales@lookpolymers.com
  Online Service   lookpolymers   27660005
Material Notes:
Product Description: PBT unreinforced middle viscosity injection molding grade.Characteristics:Excellent electrical propertyExcellent temperature resistance, high heat distortion temperature.Excellent mechanic and chemical propertyExcellent weatherability Excellent wear propertyExcellent moldability High resistance to fuels, oil, fats and many solventsInformation provided by Gromax Enterprises Corp.
Physical Properties Metric English Comments
Specific Gravity 1.30 - 1.32 g/cc
1.30 - 1.32 g/cc
ASTM D792
Moisture Absorption 0.0600 %

@Time 86400 sec
0.0600 %

@Time 24.0 hour
ASTM D570
Viscosity Measurement 0.735 - 0.765
0.735 - 0.765
[dl/gr] Intrinsic; ASTM D2857
Linear Mold Shrinkage 0.012 - 0.018 cm/cm

@Thickness 1.60 mm
0.012 - 0.018 in/in

@Thickness 0.0630 in
ASTM D955
Melt Flow 62 - 72 g/10 min

@Load 2.16 kg,
Temperature 235 °C
62 - 72 g/10 min

@Load 4.76 lb,
Temperature 455 °F
ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Rockwell M 85 - 90
85 - 90
ASTM D785
Tensile Strength 49.0 - 58.8 MPa
7110 - 8530 psi
ASTM D638
Elongation at Break >= 30 %
>= 30 %
ASTM D638
Flexural Strength 80.0 - 90.0 MPa
11600 - 13100 psi
ASTM D790
Flexural Modulus 2.26 GPa
327 ksi
ASTM D790
Izod Impact, Notched >= 0.392 J/cm

@Thickness 6.35 mm
>= 0.735 ft-lb/in

@Thickness 0.250 in
ASTM D256
Thermal Properties Metric English Comments
CTE, linear 90.0 µm/m-°C
50.0 µin/in-°F
ASTM D696
Melting Point 223 - 227 °C
433 - 441 °F
DSC
Deflection Temperature at 0.46 MPa (66 psi) 155 °C
311 °F
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 60.0 °C
140 °F
ASTM D648
Flammability, UL94 HB

@Thickness 1.60 mm
HB

@Thickness 0.0630 in
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+15 ohm-cm
>= 1.00e+15 ohm-cm
ASTM D257
Surface Resistance >= 1.00e+13 ohm
>= 1.00e+13 ohm
ASTM D257
Dielectric Constant 3.3

@Frequency 60.0 Hz
3.3

@Frequency 60.0 Hz
ASTM D150
Dielectric Strength >= 20.0 kV/mm

@Thickness 2.00 mm
>= 508 kV/in

@Thickness 0.0787 in
ASTM D149
Dissipation Factor 0.0010

@Frequency 60.0 Hz
0.0010

@Frequency 60.0 Hz
ASTM D150
Arc Resistance 120 sec
120 sec
ASTM D495
Processing Properties Metric English Comments
Processing Temperature 230 - 260 °C
446 - 500 °F
Nozzle Temperature 245 - 250 °C
473 - 482 °F
Mold Temperature 30.0 - 100 °C
86.0 - 212 °F
suitable temperature 40-60°C
Injection Pressure 50.0 - 100 MPa
7250 - 14500 psi
Hold Pressure 30.0 - 70.0 MPa
4350 - 10200 psi
Back Pressure 0.000 - 0.300 MPa
0.000 - 43.5 psi
Screw Speed 60 - 120 rpm
60 - 120 rpm
to be chosen in such a way that plasticizing time is just within cooling time
Descriptive Properties Value Comments
Carboxyl End Groups <25 meq/kg
Chang Chun
Color <2
b
>85
L, Chang Chun
Injection Rate middle
Copyright © lookpolymers.com All Rights Reserved