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Master Bond adhesives

Mitsubishi Chemical Advanced Materials Acetron® AF Blend POM-H Acetal Extruded PTFE-Filled Acetal Homopolymer (ASTM Product Data Sheet)  (Unverified Data**)
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Homopolymer, PTFE-Filled

Material Notes:

Quadrant Engineering Plastic Products is now Mitsubishi Chemical Advanced Materials.

Key Words: POM, Polyoxymethylene; Polyformaldehyde; Polyacetal
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Physical PropertiesMetricEnglishComments
Specific Gravity 1.50 g/cc1.50 g/ccASTM D792
Water Absorption 0.20 %0.20 %Immersion, 24hr; ASTM D570(2)
Water Absorption at Saturation 1.0 %1.0 %Immersion; ASTM D570(2)
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 8585ASTM D785
Hardness, Rockwell R 115115ASTM D785
Hardness, Shore D 8383ASTM D2240
Tensile Strength 55.2 MPa8000 psiASTM D638
Tensile Strength at 65°C (150°F) 49.6 MPa7200 psiASTM D638
Elongation at Break 15 %15 %ASTM D638
Tensile Modulus 3.00 GPa435 ksiASTM D638
Flexural Strength 82.7 MPa12000 psiASTM D790
Flexural Modulus 3.07 GPa445 ksiASTM D790
Compressive Strength 96.5 MPa14000 psi10% Def.; ASTM D695
Compressive Modulus 2.07 GPa300 ksiASTM D695
Shear Strength 52.4 MPa7600 psiASTM D732
Izod Impact, Notched 0.374 J/cm0.700 ft-lb/inASTM D256 Type A
Coefficient of Friction, Dynamic 0.190.19Dry vs. Steel; QTM55007
K (wear) Factor 121 x 10-8 mm³/N-M60.0 x 10-10 in³-min/ft-lb-hrQTM 55010
Limiting Pressure Velocity 0.291 MPa-m/sec8300 psi-ft/min4:1 safety factor; QTM 55007
 
Electrical PropertiesMetricEnglishComments
Surface Resistivity per Square >= 1.00e+13 ohm>= 1.00e+13 ohmEOS/ESD S11.11
Dielectric Constant 3.1
@Frequency 1e+6 Hz
3.1
@Frequency 1e+6 Hz
ASTM D150
Dielectric Strength 15.7 kV/mm400 kV/inShort Term; ASTM D149
Dissipation Factor 0.010
@Frequency 1e+6 Hz
0.010
@Frequency 1e+6 Hz
ASTM D150
 
Thermal PropertiesMetricEnglishComments
CTE, linear 90.0 µm/m-°C
@Temperature -40.0 - 149 °C
50.0 µin/in-°F
@Temperature -40.0 - 300 °F
ASTM E831
Melting Point 175 °C347 °FCrystalline, Peak; ASTM D3418
Maximum Service Temperature, Air 82.2 °C180 °FLong Term
Deflection Temperature at 1.8 MPa (264 psi) 118 °C244 °FASTM D648
Flammability, UL94 HB
@Thickness 3.17 mm
HB
@Thickness 0.125 in
Estimated Rating
 
Compliance PropertiesMetricEnglishComments
3A-Dairy NoNo
Canada AG NoNo
FDA NoNo
NSF NoNo
USDA NoNo
USP Class VI NoNo
 
Chemical Resistance PropertiesMetricEnglishComments
Acids, Strong (pH 1-3) UnacceptableUnacceptable
Acids, Weak LimitedLimited
Alcohols AcceptableAcceptable
Alkalies, Strong (pH 11-14) UnacceptableUnacceptable
Alkalies, Weak AcceptableAcceptable
Chlorinated Solvents LimitedLimited
Conductive / Static Dissipative NoNo
Continuous Sunlight LimitedLimited
Hot Water / Steam LimitedLimited
Hydrocarbons - Aliphatic AcceptableAcceptable
Hydrocarbons - Aromatic AcceptableAcceptable
Inorganic Salt Solutions AcceptableAcceptable
Ketones, Esters AcceptableAcceptable
 
Descriptive Properties
Machinability11-10, 1=Easier to Machine

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