SUMIPEX® MHF

Category: Acrylic (PMMA) , Polymethyl Methacrylate Acrylic
Manufacturer: Sumitomo Chemical Co., Ltd.
Trademark: SUMIPEX®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: t44PrL_SUMIPEX-MHF.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
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SUMIPEX general-purpose grades can be classified into two basic categories; good flow and heat resistant types. Each grade is available in pellet form. Bead form is available for some grades
General Information
Features
  • High Heat Resistance
Uses
  • Automotive Applications
  • Automotive Instrument Panel
  • Industrial Applications
  • Lenses
  • Lighting Fixtures
UL File Number
  • E54705B
Forms
  • Pellets
Processing Method
  • Injection Molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 11.19g/cm³JIS K7112
Melt Mass-Flow Rate (MFR) (230°C/3.8 kg)2.0g/10 minJIS K7210
Molding Shrinkage - Flow 0.20 to 0.60%ASTM D955
Water Absorption (24 hr)0.30%JIS K7209
HardnessNominal ValueUnitTest Method
Rockwell Hardness (M-Scale)100JIS K7202
MechanicalNominal ValueUnitTest Method
Tensile Strength 76.0MPaJIS K7113
Tensile Elongation (Break)12%JIS K7113
Flexural Modulus 3200MPaJIS K7203
Flexural Strength 120MPaJIS K7203
Flexural Rigidity 7.0%JIS K7203
Additional InformationNominal ValueUnitTest Method
Voltage Resistance 220.0kV/minJIS K6911
ImpactNominal ValueUnitTest Method
Charpy Notched Impact Strength 1.4kJ/m²JIS K7110
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load 3(1.8 MPa, Annealed)102°CJIS K7207
Vicat Softening Temperature 111°CJIS K7206
CLTE - Flow 7.0E-5cm/cm/°CASTM D696
ElectricalNominal ValueUnitTest Method
Surface Resistivity > 1.0E+16ohmsJIS K6911
Volume Resistivity > 1.0E+15ohms·cmJIS K6911
Dielectric Constant 3.10JIS K6911
Dissipation Factor 0.040JIS K6911
Insulation Resistance > 1.0E+15ohmsJIS K6911
FlammabilityNominal ValueUnitTest Method
Burning Rate 30mm/minASTM D63
Flame Rating (1.59 mm, All Colors)HBUL 94
OpticalNominal ValueUnitTest Method
Refractive Index 1.490JIS K7105
Transmittance 493.0%JIS K7105
Haze < 0.50%JIS K7105
InjectionNominal ValueUnit
Drying Temperature 80.0 to 90.0°C
Drying Time 4.0 to 6.0hr
Rear Temperature 240 to 270°C
Middle Temperature 240 to 270°C
Front Temperature 240 to 270°C
Mold Temperature 60.0 to 85.0°C
Injection Pressure 78.5 to 137MPa
Note Message
1 .Method A
2 .60%, 1kHz
3 .VST 25±3, 4 hrs
4 .Method A
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