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Asahi Kasei Tenac® GT525 Acetal Homopolymer, 25% Glass Beads  (discontinued **)

Category Polymer , Thermoplastic , Acetal (POM)
Manufacturer
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Asahi Kasei Tenac® GT525 Acetal Homopolymer, 25% Glass Beads  (discontinued **).pdf
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Material Notes:
25% glass beads-filled grade with superior isotropic dimensional stability.Applications: Speedometer frames.This product is not a part of the standard product line dated 2003.
Physical Properties Metric English Comments
Density 1.58 g/cc
0.0571 lb/in³
ASTM D792
Water Absorption 0.20 %
0.20 %
ASTM D570
Linear Mold Shrinkage 0.018 - 0.022 cm/cm
0.018 - 0.022 in/in
Asahi Chemical test
Melt Flow 15 g/10 min
15 g/10 min
melt index; ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Rockwell M 92
92
ASTM D785
Hardness, Rockwell R 120
120
ASTM D785
Tensile Strength, Ultimate 52.0 MPa
7540 psi
5 mm/min; parallel to flow; ASTM D638
Elongation at Break 10 %
10 %
5 mm/min; parallel to flow; ASTM D638
Flexural Yield Strength 93.0 MPa
13500 psi
ASTM D790
Flexural Modulus 3.90 GPa
566 ksi
ASTM D790
Izod Impact, Notched 0.390 J/cm
0.731 ft-lb/in
ASTM D256
Taber Abrasion, mg/1000 Cycles 23
23
ASTM D1044
Thermal Properties Metric English Comments
CTE, linear 70.0 µm/m-°C

@Temperature 20.0 °C
38.9 µin/in-°F

@Temperature 68.0 °F
ASTM D696
Deflection Temperature at 0.46 MPa (66 psi) 172 °C
342 °F
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 150 °C
302 °F
ASTM D648
Flammability, UL94 HB
HB
Processing Properties Metric English Comments
Processing Temperature 190 - 210 °C
374 - 410 °F
Cylinder temp
Mold Temperature 60.0 - 120 °C
140 - 248 °F
Drying Temperature 89.0 - 90.0 °C
192 - 194 °F
Drying generally not required. If it is required, drying at 80-90°C for 3-4 hours will suffice.
Dry Time 3 - 4 hour
3 - 4 hour
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