Materials / Compare

Drywall vs. Plastic PPS GF40

Compare Drywall vs. Plastic PPS GF40 strength, stiffness, weight and thermal properties.

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DrywallNatural
Plastic PPS GF40Bulk polymer (molded or machined)
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Mechanical
Yield strengthnot given (tensile used)not given (tensile used)
Ultimate tensile strength1–2MPasourceambient range reported in review (Australian studies)195MPasourcetensile strength, 5 mm/min
Compressive strength2.4MPasourcetypical, 70 F / 50% RHnot sourced
Flexural strengthnot sourced285MPasourceflexural strength at break
Elongation at breaknot sourced1.9%sourcestrain at break, 5 mm/min
Young's modulus (stiffness)1–2GPasourceambient range reported in review (Australian studies)14.7GPasourcetypical, 1 mm/min
Densitynot sourced1,650kg/m³sourcetypical
Strength to weightnot sourced118kN·m/kg
Stiffness to weightnot sourced8.91MN·m/kg
Poisson's rationot sourced0.35sourceglass-reinforced Fortron PPS (class value, not grade-specific)
Shear modulusnot sourced5.44GPa
Bulk modulusnot sourced16.3GPa
Speed of soundnot sourced2,985m/s
Thermal
Thermal conductivitynot sourced0.2W/m·Ksource40% glass-reinforced Fortron, 25 °C (not grade-specific)
Thermal expansion16.7µm/m·Ksourcetypical, unrestrained, 3.3-32 C12µm/m·Ksourceparallel (flow), mean -50 to 90 °C
100 mm part over a 50 °C swing83.5µm growth60µm growth39% less
Specific heat1,090J/kg·Ksourcetypical (from ASHRAE Handbook of Fundamentals, per GA)not sourced
Heats up and cools (diffusivity)not sourcednot sourced
Thermal shock resistancenot sourced144W/m
Melting pointnot sourced280°CsourceDSC, 10 °C/min
Glass transitionnot sourced90°CsourceDSC, 10 °C/min
Max service temperature52°Csourcemanufacturer sustained-exposure limit270°CsourceHDT 1.8 MPa
Values for1/2 in. (12.7 mm) regular gypsum board (ASTM C1396), Gypsum Association GA-235-2019 typical/minimum properties; tensile and E from USDA FPL-co-authored review; service limit from USG Sheetrock 1/2 in. submittalCelanese Fortron 1140L4 (PPS, 40% glass fibre), injection moulding; FORTRON PPS Short-Term Properties Guide (PPS-012, 2016); thermal conductivity and Poisson for 40% glass-reinforced Fortron from the Fortron PPS Design Manual (PPS-050, 2013).

Every value links to the document that states it. "Not sourced" means no citable source states it (or only a specification minimum); figures computed from it are left out too.

Questions

Is Drywall stronger than Plastic PPS GF40?

Plastic PPS GF40 is stronger: its tensile strength is 195 MPa against 1.5 MPa for Drywall (130x).

Which is stiffer, Drywall or Plastic PPS GF40?

Plastic PPS GF40 is stiffer: Young's modulus 14.7 GPa against 1.5 GPa for Drywall, so the same part in Plastic PPS GF40 deflects less under the same load.

Which expands less with temperature?

Plastic PPS GF40 expands less: 12 µm/m·K against 16.7 µm/m·K for Drywall.

Among 72 materials

1k10k0.1110100Density (kg/m³)Young's modulus (GPa)Plastic PLAPlastic PETGPlastic ABSPlastic TPUPlastic NylonAluminumSteelIronTitaniumSteel AISI 1018Stainless Steel 304Stainless Steel 316Aluminum 6061-T6Aluminum 7075-T6Brass C360Copper C110GlassSteel AISI 1045Steel AISI 4340Steel A992Stainless Steel 303Stainless Steel 17-4PHAluminum 2024-T351Aluminum 5052-H32Aluminum 7050-T7451Titanium Ti-6Al-4VBrass C260Nickel Inconel 718Magnesium AZ31B-H24Zinc Zamak 3Plastic ABS (bulk/injection)Plastic PolycarbonatePlastic POM/AcetalPlastic Nylon PA6Plastic Nylon PA66Plastic PEEKPlastic UHMWPEPlastic HDPEPlastic PolypropylenePlastic PMMAFDM ASAFDM PolycarbonateFDM PAHT-CFFDM HIPSSLA Resin Tough 2000SLS PA12 NylonDMLS AlSi10Mg AluminumDMLS Ti-6Al-4V ELI TitaniumDMLS 316L Stainless SteelDMLS 17-4PH Stainless SteelPCB Laminate FR-4SiliconCeramic Alumina 96%Ceramic Aluminum NitrideAluminum A380Aluminum 6063-T6Aluminum 1100-OAluminum ADC12Magnesium AZ91DSolder SAC305Plastic PBT GF30Plastic LCP GF30Plastic PPS GF40
Stiffness against density
1k10k101001kDensity (kg/m³)Yield strength (MPa)Plastic PLAPlastic PETGPlastic ABSPlastic TPUPlastic NylonRubberAluminumSteelIronTitaniumSteel AISI 1018Stainless Steel 304Stainless Steel 316Aluminum 6061-T6Aluminum 7075-T6Brass C360Copper C110GlassSteel AISI 1045Steel AISI 4340Steel A992Stainless Steel 303Stainless Steel 17-4PHAluminum 2024-T351Aluminum 5052-H32Aluminum 7050-T7451Titanium Ti-6Al-4VBrass C260Nickel Inconel 718Magnesium AZ31B-H24Zinc Zamak 3Plastic ABS (bulk/injection)Plastic PolycarbonatePlastic POM/AcetalPlastic Nylon PA6Plastic Nylon PA66Plastic PEEKPlastic PTFEPlastic UHMWPEPlastic HDPEPlastic PolypropylenePlastic PMMAFDM ASAFDM PolycarbonateFDM PAHT-CFFDM HIPSSLA Resin Tough 2000SLA Resin Elastic 50ASLS PA12 NylonDMLS AlSi10Mg AluminumDMLS Ti-6Al-4V ELI TitaniumDMLS 316L Stainless SteelDMLS 17-4PH Stainless SteelBrickPCB Laminate FR-4SiliconCeramic Alumina 96%Aluminum A380Aluminum 6063-T6Aluminum 1100-OAluminum ADC12Magnesium AZ91DSolder SAC305Plastic PBT GF30Plastic LCP GF30Plastic PPS GF40
Strength against density

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