Beam extrusion spreadsheet
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MATERIAL: PP (Polypropylene)
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TEST NUMBER
Temperature (barrel, nozzle) C
Speed (Hz)Speed (rpm)Time (hr) **weight (kg)kg/hourkg/hour/herz
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1Shredder efficiency160-1701541.411.21.2000.08
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2160-1701541.410.8390.8390.06
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3160-1703082.812.552.5500.09
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4160-1705013813.683.6800.07
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5180-1901541.411.1841.1840.08
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6180-1903082.812.0212.0210.07
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7180-190501380.7732.9213.7790.08
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8200-2101541.411.1131.1130.07
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9200-2103082.812.192.1900.07
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10200-210501380.7192.8333.9400.08
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* industry shredded PP due to shortage material
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** to speed up process, I decided continue if one tube of 2 meters was filled. So, sometimes the extruding time is shorter
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*** measured on 50 cm of material with the rest clamped down
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**** Contol test to check material difference
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TEST NUMBER
Deflection in m with kg:
Deflection in m with kg:
Deflection in m with kg:
E withE withE withAverage E in MPa
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2.254.56.752.254.56.75d=-(Fx^3)/(3EI)givesE=(FL^3)/(3Id)
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1Deflection calculations0.0060.010.015591116548.7709339858.4709339858.4669.9ddeflection
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20.0060.010.014591116548.7709339858.4760006991.1686.8Llength0.5
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30.0050.0090.012709339858.4788155398.2886674823.0794.7I
Moment of Inertia
0.000000259308
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40.0040.0070.012886674823.01013342654.8886674823.0928.9aheight0.042
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50.0040.0080.012886674823.0886674823.0886674823.0886.7
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60.0030.0070.0111182233097.31013342654.8967281625.11054.3
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70.0040.0070.012886674823.01013342654.8886674823.0928.9
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80.0040.0080.012886674823.0886674823.0886674823.0886.7
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90.0030.0070.0111182233097.31013342654.8967281625.11054.3
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100.0030.0070.011182233097.31013342654.81064009787.61086.5
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