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Master Bond adhesives

Celanese Hostaform® S 27076 Elastomer Modified Acetal Copolymer
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Impact Modified

Material Notes: Description: Hostaform® Acetal Copolymers are a high strength, crystalline, thermoplastic engineering resins whose balance of properties and ease of processability offer performance and cost advantages over many other materials.

Specific Notes for this Grade: Easy flowing injection molding grade, elastomer-modified. Highly impact-resistant, flexible and vibration-absorbing.

Information provided by Celanese Corporation.

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Physical PropertiesMetricEnglishComments
Density 1.29 g/cc0.0466 lb/in³10x10x4 mm from multi-purpose test specimen (ISO 3167); ISO 1183
Moisture Absorption at Equilibrium 0.30 %0.30 %80x80x1mm, at 23°C and 50% RH; ISO 62
Water Absorption at Saturation 0.80 %0.80 %80x80x1mm, 23°C; ISO 62
Melt Flow 20.64 g/10 min
@Load 2.16 kg,
Temperature 190 °C
20.64 g/10 min
@Load 4.76 lb,
Temperature 374 °F
Calculated from Volume flow Rate: 16 cm3/10min; ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Ball Indentation Hardness 35.0 MPa5080 psi30 sec value, 20x20x4 mm; ISO 2039, part 1; applied load 358 N
Tensile Modulus 0.900 GPa131 ksimulti-purpose test specimen (ISO 3167); ISO 527, part 1/2; test speed 1 mm/min
Flexural Modulus 0.800 GPa116 ksi80x10x4mm from multi-purpose test specimen (ISO 3167); ISO 178
Charpy Impact Unnotched NB
@Temperature -30.0 °C
NB
@Temperature -22.0 °F
80x10x4 m from multi-purpose test specimen (ISO 3167); ISO 179 1eU
 NB
@Thickness 4.00 mm,
Temperature 23.0 °C
NB
@Thickness 0.157 in,
Temperature 73.4 °F
80x10x4 m from multi-purpose test specimen (ISO 3167); ISO 179 1eU
Charpy Impact, Notched 0.900 J/cm²
@Temperature -30.0 °C
4.28 ft-lb/in²
@Temperature -22.0 °F
80x10x4 m from multi-purpose test specimen (ISO 3167); ISO 179 1eA
 1.20 J/cm²
@Thickness 4.00 mm,
Temperature 23.0 °C
5.71 ft-lb/in²
@Thickness 0.157 in,
Temperature 73.4 °F
80x10x4 m from multi-purpose test specimen (ISO 3167); ISO 179 1eA
Penetration 1515mm, deformation damage, 60x60x3mm; ISO 6603, part 2
 5555J, work to damage, 60x60x3 mm; ISO 6603, part 2
Tensile Creep Modulus, 1 hour 700 MPa102000 psimulti-purpose test specimen (ISO 3167); ISO 899, part 1
Tensile Creep Modulus, 1000 hours 400 MPa58000 psimulti-purpose test specimen (ISO 3167); ISO 899, part 1
 
Electrical PropertiesMetricEnglishComments
Dielectric Constant  5.3
@Frequency 100 Hz
5.3
@Frequency 100 Hz
80x80x1 mm; IEC 60250
 5.3
@Frequency 1e+6 Hz
5.3
@Frequency 1e+6 Hz
80x80x1 mm; IEC 60250
Dielectric Strength 28.0 kV/mm711 kV/in80x80x1 mm; IEC 60243, part 1
 
Thermal PropertiesMetricEnglishComments
CTE, linear 120 µm/m-°C
@Temperature 23.0 - 55.0 °C
66.7 µin/in-°F
@Temperature 73.4 - 131 °F
Longitudinal, 30x10x4 mm from multi-purpose test specimen (ISO 3167); ISO 11359, part 1/2
Deflection Temperature at 1.8 MPa (264 psi) 55.0 °C131 °F80x10x4 mm from multi-purpose test specimen (ISO 3167); ISO 75, part 1/2
Vicat Softening Point 60.0 °C140 °FVST/B/50, 10x10x4 mm from multi-purpose test specimen (ISO 3167); ISO 306

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PHCX28 / 46058

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