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LG Chemical LUCEL ST-550 Ultra High Impact POM, Unreinforced

Category Polymer , Thermoplastic , Acetal (POM) , Acetal Copolymer, Impact Modified
Manufacturer LG Chemical
Trade Name LUCEL
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF LG Chemical LUCEL ST-550 Ultra High Impact POM, Unreinforced.pdf
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Material Notes:
LUCEL semi-crystalline acetal copolymer resins are produced by gas phase polymerization. LUCEL resins can be widely accepted as the replacement of thermosets, aluminum and zinc die-casts or other metals.Characteristics: No pungent smell in processingExcellent thermal stability based on structure of Acetal CopolymerWell balanced mechanical properties and resistance to creepHighest fatigue resistance to organic and chemical and hot waterExcellent friction and abrasion resistanceHigh dimensional stability and good moldabilityEasy part design and application over a broad range of environmental conditionsApplications: Automotive: Water valve parts, radiator drain cock, carburetor float, exhaust gas valve, diaphragm valve, door lock, winker switch, wiper gear and pivot bearing, speedometer gear, window glass bottom channel, safety belt, retractor parts, door handle, lumbar support handle, sun visor bracket, collapsible room mirror stay, fender mirror body, waster pump nozzleElectrical and Electronic: Switch, coil bobbin, micrometer base, tuner parts, control switch parts, dial mechanism, cassette tape reel, power transmission gear, shaft nearing, bracket, fan motor housing, spring frame of headphone, arc shooter, toner agitating rotor, printer mechanism, gas meter componentIndustrial Parts and Others: Spring, bearing, spray guns, power cylinder, watch gear, alarm clock base, hot water pot housing, gear housing, table top chain runner, zipper, partition corner piece curtain runner, blind gear, door runner, office furniture parts, accessories, comb, pressure containerInformation Provided by LG Chem
Physical Properties Metric English Comments
Specific Gravity 1.28 g/cc
1.28 g/cc
ASTM D792
Linear Mold Shrinkage 0.015 - 0.018 cm/cm
0.015 - 0.018 in/in
ASTM D955
Mechanical Properties Metric English Comments
Tensile Strength at Break 36.0 MPa
5220 psi
ASTM D638
Elongation at Break 300 %
300 %
ASTM D638
Flexural Strength 32.0 MPa
4640 psi
ASTM D790
Flexural Modulus 0.780 GPa
113 ksi
ASTM D790
Izod Impact, Notched NB
NB
Reverse notched; ASTM D256
NB
NB
ASTM D256
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 120 °C
248 °F
ASTM D648
Processing Properties Metric English Comments
Rear Barrel Temperature 160 - 180 °C
320 - 356 °F
Middle Barrel Temperature 180 - 200 °C
356 - 392 °F
Front Barrel Temperature 190 - 200 °C
374 - 392 °F
Nozzle Temperature 190 - 200 °C
374 - 392 °F
Melt Temperature 190 - 200 °C
374 - 392 °F
Mold Temperature 60.0 - 100 °C
140 - 212 °F
Drying Temperature 90.0 - 110 °C
194 - 230 °F
Dry Time 3 - 6 hour
3 - 6 hour
Injection Pressure 34.32 - 68.65 MPa
4978 - 9957 psi
Second
39.2 - 118 MPa
5690 - 17100 psi
First
Back Pressure 0.000 - 3.92 MPa
0.000 - 569 psi
Screw Speed 50 - 100 rpm
50 - 100 rpm
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