Mathematical Problems in Engineering / 2013 / Article / Tab 4

Research Article

Minimum Porosity Formation in Pressure Die Casting by Taguchi Method

Table 4

Shrinkage porosity results of the L27 array design. (Full table).

Trials Holding Furnace Temperature A Die temperature B Plunger velocity
1st stage C
Plunger
Velocity
2nd stage D
Multiplied
Pressure E
Shrinkage porosity (%)Average MSD
RepetitionRepetitionRepetitionRepetitionRepetition
12345

16401800.051.52001.9731.9881.9841.9781.9541.97543.902346−5.91326
26401800.22.52401.9121.8931.9481.9081.9121.91463.666021−5.64195
36401800.353.52801.8461.8531.8141.8131.8281.83083.352095−5.25316
46402200.052.52401.8621.8671.8611.8781.8711.86783.488716−5.42666
56402200.23.52801.7931.8041.7611.7641.7751.77943.166541−5.00585
66402200.351.52001.9161.9081.9121.8871.9031.90523.629888−5.59893
76402600.053.52801.7861.7971.7541.7571.7681.77243.141679−4.97162
86402600.21.52001.9091.9031.8891.8981.8931.89843.603973−5.56782
96402600.352.52401.8521.8591.821.8191.8361.83723.375568−5.28347
106701800.052.52801.7991.811.7671.771.7811.78543.18793−5.03509
116701800.23.52001.9571.9681.9711.9511.9651.96243.851068−5.85581
126701800.351.52401.8571.8641.8251.8241.8411.84223.393965−5.30707
136702200.053.52001.9241.9351.9231.9281.9091.92383.701079−5.68328
146702200.21.52401.8031.8141.7711.7741.7851.78943.202229−5.05452
156702200.352.52801.7511.7441.7131.7311.7251.73283.002778−4.77523
166702600.051.52401.7961.8071.7641.7671.7781.78243.177227−5.02048
176702600.22.52801.7381.7261.7241.7451.7151.72962.991629−4.75908
186702600.353.52001.8811.8781.8981.8931.9031.89063.574461−5.53211
197001800.053.52401.8761.8711.8951.8871.8931.88443.551052−5.50357
207001800.21.52801.7551.7431.7411.7621.7321.74663.050725−4.84403
217001800.352.52001.9211.9011.9561.9161.9281.92443.703644−5.68629
227002200.051.52801.7081.6961.6941.7151.6851.69962.888753−4.6071
237002200.22.52001.8641.8981.8811.8761.8851.88083.537532−5.487
247002200.353.52401.8251.8321.7931.7921.8071.80983.275642−5.15296
257002600.052.52001.8561.8611.8551.8721.8651.86183.466338−5.39871
267002600.23.52401.8141.8211.7821.7811.7961.79883.235948−5.10001
277002600.351.52801.6921.6941.7061.6831.7121.69742.881274−4.59585

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