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  • Emkay Plastics Ltd | Plastics Research
    by encouraging more young people to consider a career in the industry H STEM has a key focus on raising aspirations increasing attainment and inspiring the minds of young people towards engineering through the means of practical based activities and curriculum development To find out more about H STEM go to http hethelcentre com support Latest News 18 01 16 January Newsletter Click here to view our January newsletter including

    Original URL path: http://www.emkayplastics.co.uk/research (2016-02-12)
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  • Emkay Plastics Ltd | Plastics Technical Data
    is converted to polymethacrylimide Rohacell 31 IG F Properties Metric English Comments Physical Properties Density 0 032 g cc 0 00116 lb in ASTM D 1622 63 Water Absorption 19 5 19 5 Equilibrium at 98 RH Moisture Absorption at Equilibrium 1 5 1 5 15 RH Moisture Absorption at Equilibrium 2 9 2 9 30 RH Moisture Absorption at Equilibrium 4 7 4 7 50 RH Moisture Absorption at Equilibrium 6 6 65 RH Water Absorption at Saturation 13 13 Volume 50 days immersion at 20fC Moisture Expansion Max 1 Max 1 50 days immersion at 20fC Mechanical Properties Tensile Strength Ultimate 0 979 MPa 142 psi ASTM D 638 68 Elongation break 3 5 3 5 ASTM D 638 68 Modulus of Elasticity 0 0353 GPa 5 12 ksi ASTM D 638 68 Flexural Yield Strength 0 786 MPa 114 psi ASTM D 790 66 Compressive Yield Strength 0 393 mpA 57 PSI ASTM D 790 66 Shear Modulus 0 0128 1 85 ksi ASTM C 273 61 Shear Modulus 0 0137 1 99ksi ASTM D 2236 69 Shear Strength 0 393 MPa 57 psi ASTM C 273 61 Electrical Properties Dielectric Constant 1 05 1 05 5 0 GHz Dielectric Constant 1 05 1 05 10 0 GHz Dielectric Constant 1 06 1 06 26 0 GHz Dielectric Constant 1 08 1 08 2 0 GHz Dissipation Factor 0 0001 0 0001 2 0 GHz Dissipation Factor 0 0004 0 0004 5 0 GHz Dissipation Factor 0 0008 0 0008 10 0 GHz Dissipation Factor 0 0034 0 0034 26 0 GHz Surface Resistance 2E 13 ohm 2E 13 ohm Thermal Properties CTE Linear 100fC 25 m m ƒC 13 9 in in ƒF CTE Linear 20fC 37 m m ƒC 20 6 in in ƒF ASTM

    Original URL path: http://www.emkayplastics.co.uk/tech-data/rohacell-31ig-f (2016-02-12)
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  • Emkay Plastics Ltd | Plastics Technical Data
    a closed cell rigid expanded plastic material for lightweight sandwich construction It has excellent mechanical properties high dimensional stability under heat solvent resistance and particularly at low temperature a low thermal conductivity The strength and moduli values are the highest for any foamed plastic in its density range ROHACELL is manufactured by hot forming of methacrylic acid methacrylonitrile copolymer sheets During foaming this copolymer is converted to polymethacrylimide Rohacell 51 IG F Properties Metric English Comments Physical Properties Density 0 0513 g cc 0 00185 ib in ASTM D 1622 63 Water Absorption 17 4 17 4 Equilibrium at 98 RH Moisture Absorption at Equilibrium 1 3 1 3 15 RH Moisture Absorption at Equilibrium 2 6 2 6 30 RH Moisture Absorption at Equilibrium 4 2 4 2 50 RH Moisture Absorption at Equilibrium 5 5 65 RH Water Absorption at Saturation 15 15 Volume 50 days immersion at 20 fC Moisture Expansion Max 2 Max 2 50 days immersion at 20 fC Mechanical Properties Tensile Strength Ultimate 1 86 MPa 270 psi ASTM D 638 68 Elongation break 4 4 ASTM D 638 68 Modulus of Elasticity 0 0686 9 95 ksi ASTM D 638 68 Flexural Yield Strength 1 57 MPa 228 psi ASTM D 790 66 Compressive Yield Strength 0 883 MPa 128 psi ASTM D 1621 64 Shear Modulus 0 0186 2 7 ksi ASTM C 273 61 Shear Modulus 0 0206 GPa 2 99 ksi ASTM D 2236 69 Shear Strength 0 786 114 psi ASTM C 273 61 Electrical Properties Dielectric Constant 1 06 1 06 10 0 GHz Dielectric Constant 1 07 1 07 2 0 GHz Dielectric Constant 1 09 1 09 2 0 GHz Dielectric Constant 1 11 1 11 26 0 GHz Dissipation Factor 0 0002 0 0002 2

    Original URL path: http://www.emkayplastics.co.uk/tech-data/rohacell-51ig-f (2016-02-12)
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  • Emkay Plastics Ltd | Plastics Technical Data
    polymethacrylimide Rohacell 71 IG F Properties Metric English Comments Physical Properties Density 0 0753 g cc 0 00272 lb in ASTM D 1622 63 Water Absorption 15 5 15 5 Equilibrium at 98 RH Moisture Absorption at Equilibrium 1 2 1 2 15 RH Moisture Absorption at Equilibrium 2 4 2 4 30 RH Moisture Absorption at Equilibrium 3 6 3 6 50 RH Moisture Absorption at Equilibrium 4 3 4 3 65 RH Water Absorption at Saturation 16 16 Volume 50 days immersion at 20fC Moisture Expansion Max 3 Max 3 50 days immersion at 20 fC Mechanical Properties Tensile Strength Ultimate 2 74 MPa 398 psi ASTM D 638 68 Elongation break 4 5 4 5 ASTM D 638 68 Modulus of Elasticity 0 0903 GPa 13 1 ksi ASTM D 638 68 Flexural Yield Strength 2 45 MPa 356 psi ASTM D 790 66 Compressive Yield Strength 1 47 MPa 213 psi ASTM D 1621 64 Shear Modulus 0 0284 GPa 4 12 ksi ASTM C 273 61 Shear Modulus 0 0294 GPa 4 27 ksi ASTM D 2236 69 Shear Strength 1 28 MPa 185 psi ASTM C 273 61 Electrical Properties Dielectric Constant 1 08 1 08 2 0 GHz Dielectric Constant 1 1 1 1 26 0 GHz Dielectric Constant 1 11 1 11 5 0 GHz Dielectric Constant 1 13 1 13 10 0 GHz Dissipation Factor 0 0003 0 0003 2 0 GHz Dissipation Factor 0 0007 0 0007 5 0 GHz Dissipation Factor 0 0018 0 0018 10 GHz Dissipation Factor 0 0076 0 0076 26 0 GHz Surface Resistance 5 5E 12 ohm 5 5E 12 ohm Thermal Properties CTE linear 100fC 30 m m ƒC 16 7 in in ƒF CTE linear 20fC 3 m m ƒC 19 4

    Original URL path: http://www.emkayplastics.co.uk/tech-data/rohacell-71ig-f (2016-02-12)
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  • Emkay Plastics Ltd | Plastics Technical Data
    rigid expanded plastic material for lightweight sandwich construction It has excellent mechanical properties high dimensional stability under heat solvent resistance and particularly at low temperature a low thermal conductivity The strength and moduli values are the highest for any foamed plastic in its density range ROHACELL is manufactured by hot forming of methacrylic acid methacrylonitrile copolymer sheets During foaming this copolymer is converted to polymethacrylimide Rohacell 110 IG F Properties Metric English Comments Physical Properties Density 0 11 g cc 0 003999 lb in ASTM D 1622 63 Mechanical Properties Tensile Strength Ultimate 3 43 MPa 498 psi ASTM D 638 68 Elongation break 4 5 4 5 ASTM D 638 68 Modulus of Elasticity 0 157 GPa 22 7 ksi ASTM D 638 68 Flexural Yield Strength 4 41 MPa 640 psi ASTM D 790 66 Compressive Yield Strength 2 94 MPa 427 psi ASTM 2 1621 64 Shear Modulus 0 049 GPa 7 11 ksi ASTM C 273 61 Shear Modulus 0 0569 GPa 8 25 ksi ASTM D 2236 69 Shear Strength 2 35 MPa 341 psi ASTM C 273 61 Thermal Properties Maximum Service Temperature Air 180 ƒC 356 ƒF Dimensional stability per DIN 53424 Descriptive

    Original URL path: http://www.emkayplastics.co.uk/tech-data/rohacell-110ig-f (2016-02-12)
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  • Emkay Plastics Ltd | Plastics Technical Data
    structures as the stringer structures in the pressure bulkheads of the Airbus A380 and A340 This structural foam is also suitable for helicopter applications for example in the main and tail rotor blades as well as in fuselage panels it is used by Eurocopter Bell Westland and Sikorsky among others ROHACELL WF rigid foam can be processed at pressures of up to 0 7 MPa and temperatures of up to 130 C It is therefore highly suited for autoclave prepreg processing and all typical resin infusion processes After heat treatment ROHACELL WF can even tolerate curing temperatures of 180 C at a pressure of 0 7 MPa The minimal material properties are mentioned in the Werkstoffleistungsblatt WL 5 1461 of DIN Rohacell 51 WF Properties Unit ROHACELL 51 WF Standard Density kg m 52 ISO 845 ibs cu ft 3 25 ASTM D 1622 Compressive Strength MPa 0 8 ISO 844 psi 116 ASTM D 1621 Tensile Strength MPa 1 6 ISO 527 2 psi 232 ASTM D 638 Shear Strength MPa 0 8 DIN 53294 psi 116 ASTM C 273 Elastic Modulus MPa 75 ISO 572 2 psi 10 875 ASTM D 638 Shear Modulus MPa 024 DIN 53294

    Original URL path: http://www.emkayplastics.co.uk/tech-data/rohacell-51wf (2016-02-12)
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  • Emkay Plastics Ltd | Plastics Technical Data
    structures as the stringer structures in the pressure bulkheads of the Airbus A380 and A340 This structural foam is also suitable for helicopter applications for example in the main and tail rotor blades as well as in fuselage panels it is used by Eurocopter Bell Westland and Sikorsky among others ROHACELL WF rigid foam can be processed at pressures of up to 0 7 MPa and temperatures of up to 130 C It is therefore highly suited for autoclave prepreg processing and all typical resin infusion processes After heat treatment ROHACELL WF can even tolerate curing temperatures of 180 C at a pressure of 0 7 MPa The minimal material properties are mentioned in the Werkstoffleistungsblatt WL 5 1461 of DIN Rohacell 71 WF Properties Unit ROHACELL 71 WF Standard Density kg m 75 ISO 845 ibs cu ft 4 68 ASTM D 1622 Compressive Strength MPa 1 7 ISO 844 psi 246 ASTM D 1621 Tensile Strength MPa 2 2 ISO 527 2 psi 319 ASTM D 638 Shear Strength MPa 1 3 DIN 53294 psi 188 ASTM C 273 Elastic Modulus MPa 105 ISO 572 2 psi 15 225 ASTM D 638 Shear Modulus MPa 42 DIN 53294

    Original URL path: http://www.emkayplastics.co.uk/tech-data/rohacell-71wf (2016-02-12)
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  • Emkay Plastics Ltd | Plastics Technical Data
    bear in such aircraft structures as the stringer structures in the pressure bulkheads of the Airbus A380 and A340 This structural foam is also suitable for helicopter applications for example in the main and tail rotor blades as well as in fuselage panels it is used by Eurocopter Bell Westland and Sikorsky among others ROHACELL WF rigid foam can be processed at pressures of up to 0 7 MPa and temperatures of up to 130 C It is therefore highly suited for autoclave prepreg processing and all typical resin infusion processes After heat treatment ROHACELL WF can even tolerate curing temperatures of 180 C at a pressure of 0 7 MPa The minimal material properties are mentioned in the Werkstoffleistungsblatt WL 5 1461 of DIN Rohacell 110 WF Properties Unit ROHACELL 110 WF Standard Density kg m 110 ISO 845 ibs cu ft 6 87 ASTM D 1622 Compressive Strength MPa 3 6 ISO 844 psi 522 ASTM D 1621 Tensile Strength MPa 3 7 ISO 527 2 psi 536 ASTM D 638 Shear Strength MPa 2 4 DIN 53294 psi 348 ASTM C 273 Elastic Modulus MPa 180 ISO 572 2 psi 26 100 ASTM D 638 Shear Modulus

    Original URL path: http://www.emkayplastics.co.uk/tech-data/rohacell-110wf (2016-02-12)
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