ALCOM® POM 770/1 MO2

Identification & Functionality

Fillers Included

Molybdenum Disulfide

Polymer Name

Polyacetal Copolymer (POM)

Plastics & Elastomers Functions

Resin

Technologies

Plastics

Product Families

Plastics — Engineering & Specialty Polymers

Polyacetals

Features & Benefits

Labeling Claims

Azo Colorants-free,

Azo Dyes-free,

Conflict minerals-free,

PAH-free,

PFOA-free,

PFOS-free,

Persistent Organic Pollutants (POP)-free

Materials Features

Good Sliding Properties,

Good Tribological Properties,

Improved Wear,

Wear Resistant

Applications & Uses

Plastics & Elastomers End Uses

Automotive Applications,

Machine/Mechanical Parts

Plastics & Elastomers Processing Methods

Injection Molding

Properties

Mechanical Properties

	Value	Units	Test Method / Conditions
Flexural Modulus	2600.0	MPa	ISO 178
Flexural Stress (3.5% Strain)	65.0	MPa	ISO 178
Tensile Modulus	2600.0	MPa	ISO 527
Tensile Stress at Yield	60.0	MPa	ISO 527
Tensile Elongation at Yield	9.0	%	ISO 527
Tensile Elongation at Break	28.0	%	ISO 527
Impact Strength (Charpy, at 23°C)	165.0	kJ/m²	ISO 179/1eU
Impact Strength (Charpy, at -40°C)	120.0	kJ/m²	ISO 179/1eU
Notched Impact Strength (Charpy, at 23°C)	7.0	kJ/m²	ISO 179/1eA
Notched Impact (Charpy, at -40°C)	6.0	kJ/m²	ISO 179/1eA

Physical Properties

	Value	Units	Test Method / Conditions
Density	1410.0	kg/m³	ISO 1183

Thermal Properties

	Value	Units	Test Method / Conditions
Vicat B50	144.0	°C	ISO 306
HDT / A (1.8 MPa)	98.0	°C	ISO 75-1/-2
DSC (Melt Point)	170.0	°C	ISO 11357

Processing Information (Injection Molding)

	Value	Units	Test Method / Conditions
Melt Temperature	180 - 220	°C	—
Mould Temperature	60 - 120	°C	—

Tribological Properties

	Value	Units	Test Method / Conditions
Coefficient of Sliding Friction µ (pv = 5*1 MPa*m/s)	0.37	—	ASTM G 137
Coefficient of Sliding Friction µH (pv = 5*1 MPa*m/s)	0.19	—	ASTM G 137
Specific Wear Rate ws (pv = 5*1 MPa*m/s)	0.8	E⁻⁶ mm³/Nm	ASTM G 137
Linear Wear Rate w (pv = 5*1 MPa*m/s)	14.0	µm/h	ASTM G 137

Rheological Properties

	Value	Units	Test Method / Conditions
Melt Index (MVR)	8.0	cm³/10min	ISO 1133
MVR Temperature	190.0	°C	—
MVR Load	2.16	kg	—
Shrinkage (Lengthwise, 24h)	2.1 - 2.5	%	ISO 294-4
Shrinkage (Lateral, 24h)	2 - 2.4	%	ISO 294-4

Regulatory & Compliance

Certifications & Compliance

Directive 2011/65/EC amended through EU/2015/863 (RoHS),

EC No.1907/2006,

IATF 16949,

ISO 13485,

ISO 14001,

ISO 17025,

ISO 45001,

ISO 50001,

ISO 9001,

REACH (Europe),

REACH (UK),

RoHS Compliant,

SVHC Compliant

Technical Details & Test Data

Pre-Drying Conditions

• In a dry air (dessiccant) dryer 100-110 °C for 2-3 h
• In an air circulatIng dryer 100-110 °C for 3-5 h
Dependant on moisture content

Storage & Handling

Storage Conditions

Store in dry, protected from light not above 30°C.