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Celanese Hostaform® LM25 POM, Specialty

Category	Polymer , Thermoplastic , Acetal (POM)
Manufacturer	Celanese Corporation
Trade Name	HOSTAFORM
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Celanese Hostaform® LM25 POM, Specialty.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Hostaform« LM25 is a 2.5 melt flow acetal copolymer which is capable of being permanently marked by a laser. Parts molded from Hostaform« LM25 can be lasermarked with bar-codes, identification numbers, designs, 2-D symbology, etc.Information provided by Celanese

Physical Properties	Metric	English	Comments
Density	1.41 g/cc	0.0509 lb/in³	ISO 1183
Water Absorption at Saturation	0.750 %	0.750 %	ISO 62
Melt Flow	2.20 g/10 min @Load 2.16 kg, Temperature 190 °C	2.20 g/10 min @Load 4.76 lb, Temperature 374 °F	[cm3/10min]; ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	64.0 MPa	9280 psi	50mm/min; ISO 527-2/1A
Elongation at Yield	12.0 %	12.0 %	50mm/min; ISO 527-2/1A
Tensile Modulus	2.50 GPa	363 ksi	50mm/min; ISO 527-2/1A
Flexural Modulus	2.50 GPa	363 ksi	ISO 178
Charpy Impact, Notched	0.570 J/cm²	2.71 ft-lb/in²	ISO 179/1eA

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	110 µm/m-°C	61.1 µin/in-°F	ISO 11359-2
CTE, linear, Transverse to Flow	110 µm/m-°C	61.1 µin/in-°F	ISO 11359-2
Melting Point	167 °C	333 °F	10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 1.8 MPa (264 psi)	98.0 °C	208 °F	ISO 75-1, -2

Processing Properties	Metric	English	Comments
Processing Temperature	80.0 - 120 °C	176 - 248 °F	cavity
	180 - 200 °C	356 - 392 °F	hot runner
Zone 1	170 - 180 °C	338 - 356 °F
Zone 2	180 - 190 °C	356 - 374 °F
Zone 3	180 - 190 °C	356 - 374 °F
Zone 4	190 - 200 °C	374 - 392 °F
Die Temperature	190 - 200 °C	374 - 392 °F
Melt Temperature	180 - 200 °C	356 - 392 °F
Drying Temperature	80.0 - 100 °C	176 - 212 °F
Dry Time	3.00 hour	3.00 hour
Injection Pressure	60.0 - 120 MPa	8700 - 17400 psi
Hold Pressure	60.0 - 120 MPa	8700 - 17400 psi
Back Pressure	<= 4.00 MPa	<= 580 psi

Descriptive Properties	Value	Comments
Injection molding	Yes
Injection Speed	slow
Processing conditions acc. ISO	9988-2

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