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Mitsubishi Chemical Advanced Materials Acetron™ VMX FG POM-C Food Grade Polyoxymethylene
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced

Material Notes: A copolymer acetal specifically designed for use in food processing and packaging where it can easily be traced by different detection systems installed to detect physical contamination.

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.63 g/cc1.63 g/ccASTM D792
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 79.079.0ASTM D785
Tensile Strength 55.0 MPa7980 psiISO 527-1/-2 (7)
Elongation at Yield 14.0 %14.0 %ISO 527-1/-2 (7)
Compressive Yield Strength  25.0 MPa
@Strain 1.00 %
3630 psi
@Strain 1.00 %
ISO 604 (10)
 44.0 MPa
@Strain 2.00 %
6380 psi
@Strain 2.00 %
ISO 604 (10)
 75.0 MPa
@Strain 5.00 %
10900 psi
@Strain 5.00 %
ISO 604 (10)
Charpy Impact, Notched 0.400 J/cm²1.90 ft-lb/in²ISO 179-1/1eA
 
Electrical PropertiesMetricEnglishComments
Surface Resistivity per Square 1.00e+14 ohm1.00e+14 ohmANSI/ESD STM 11.11
 
Thermal PropertiesMetricEnglishComments
CTE, linear 122 µm/m-°C68.0 µin/in-°FASTM E-831 (TMA)
 125 µm/m-°C
@Temperature 23.0 - 60.0 °C
69.4 µin/in-°F
@Temperature 73.4 - 140 °F
 160 µm/m-°C
@Temperature 23.0 - 100 °C
88.9 µin/in-°F
@Temperature 73.4 - 212 °F
Melting Point 169 °C336 °FASTM D3418
Deflection Temperature at 1.8 MPa (264 psi) 90.0 °C194 °FASTM D648
Minimum Service Temperature, Air -20.0 °C-4.00 °F
 
Chemical Resistance PropertiesMetricEnglishComments
Acids, Strong (pH 1-3) AcceptableAcceptable
Acids, Weak AcceptableAcceptable
Alcohols AcceptableAcceptable
Alkalies, Strong (pH 11-14) AcceptableAcceptable
Alkalies, Weak AcceptableAcceptable
Chlorinated Solvents UnacceptableUnacceptable
Continuous Sunlight LimitedLimited
Hot Water / Steam LimitedLimited
Hydrocarbons - Aromatic UnacceptableUnacceptable
Inorganic Salt Solutions AcceptableAcceptable
Ketones, Esters UnacceptableUnacceptable
 
Descriptive Properties
ESd categoryInsulative

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P1SM913 / 291070