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Advanced Composites Manufacturing and Plastics Processing
Submitted:
23 March 2024
Posted:
26 March 2024
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S.No | Parameters | Level 1 | Level 2 | Level 3 |
1 | Stirring temperature | 750 | 800 | 850 |
2 | Stirring Time | 5 | 10 | 15 |
3 | Stirring Speed | 300 | 400 | 500 |
Factor 1 | Factor 2 | Factor 3 | |
---|---|---|---|
Run | Temperature °C |
Speed rpm |
Time sec |
1 | 825 | 300 | 5 |
2 | 850 | 500 | 10 |
3 | 825 | 400 | 10 |
4 | 800 | 500 | 10 |
5 | 800 | 400 | 15 |
6 | 825 | 500 | 15 |
7 | 850 | 400 | 15 |
8 | 850 | 300 | 10 |
9 | 800 | 300 | 10 |
10 | 825 | 300 | 15 |
11 | 825 | 500 | 5 |
12 | 850 | 400 | 5 |
13 | 800 | 400 | 5 |
Parameters | Value |
---|---|
Stirring speed | 300-500 rpm |
Stirring temperature | 800-8500C |
Reinforcement preheat temperature | 2000C |
Stirring time | 5-15 minutes |
Inert gas | Argon |
Preheat temperature of mould | 4000C |
Factor 1 | Factor 2 | Factor 3 | Output Responses | |||
---|---|---|---|---|---|---|
Run | Temperature °c |
Speed rpm |
Time sec |
Hardness (BHT) |
Hardness (AHT) |
Tensile Strength (MPa) |
1 | 825 | 300 | 5 | 33.79 | 34.47 | 118.9 |
2 | 850 | 500 | 10 | 32.79 | 33.04 | 114.0 |
3 | 825 | 400 | 10 | 30.49 | 31.10 | 107.6 |
4 | 800 | 500 | 10 | 32.96 | 33.62 | 116.1 |
5 | 800 | 400 | 15 | 30.83 | 31.45 | 110.7 |
6 | 825 | 500 | 15 | 35.31 | 36.02 | 121.3 |
7 | 850 | 400 | 15 | 31.49 | 32.12 | 112.2 |
8 | 850 | 300 | 10 | 34.11 | 34.79 | 119.8 |
9 | 800 | 300 | 10 | 37.74 | 38.49 | 124.4 |
10 | 825 | 300 | 15 | 43.19 | 44.05 | 125.8 |
11 | 825 | 500 | 5 | 31.59 | 32.22 | 113.9 |
12 | 850 | 400 | 5 | 30.56 | 31.17 | 108.3 |
13 | 800 | 400 | 5 | 30.23 | 30.84 | 104.5 |
Source | Sum of Squares | df | Mean Square |
F-Value | Prob > F |
---|---|---|---|---|---|
Model | 165.08 | 9 | 18.34 | 5.90 | 0.0144 |
A-SPEED | 34.35 | 1 | 34.35 | 11.05 | 0.0127 |
B-TEMPERATURE | 1.30 | 1 | 1.30 | 0.42 | 0.5392 |
C-TIME | 26.82 | 1 | 26.82 | 8.63 | 0.0218 |
AB | 2.34 | 1 | 2.34 | 0.75 | 0.4140 |
AC | 8.07 | 1 | 8.07 | 2.59 | 0.1512 |
BC | 0.028 | 1 | 0.03 | 0.01 | 0.9265 |
A2 | 85.30 | 1 | 85.30 | 27.44 | 0.0012 |
B2 | 2.01 | 1 | 2.01 | 0.65 | 0.4475 |
C2 | 4.04 | 1 | 4.04 | 1.30 | 0.2920 |
Residual | 21.76 | 7 | 3.11 | ||
Lack of Fit | 21.76 | 3 | 7.25 | ||
Pure Error | 0.000 | 4 | 0.00 | ||
Cor Total | 186.84 | 16 |
Source | Sum of Squares | Df | Mean Square |
F-Value | Prob > F |
---|---|---|---|---|---|
Model | 675.58 | 9 | 75.06 | 23.0 | 0.0002 |
A-TEMPERATURE | 0.25 | 1 | 0.25 | 0.08 | 0.7920 |
B-SPEED | 69.62 | 1 | 69.62 | 21.33 | 0.0024 |
C-TIME | 74.42 | 1 | 74.42 | 22.8 | 0.0020 |
AB | 1.56 | 1 | 1.56 | 0.48 | 0.5113 |
AC | 1.32 | 1 | 1.32 | 0.41 | 0.5447 |
BC | 0.063 | 1 | 0.06 | 0.02 | 0.8938 |
A2 | 0.005921 | 1 | 0.01 | 0.02 | 0.9672 |
B2 | 510.63 | 1 | 510.63 | 156.43 | 0.0001 |
C2 | 7.82 | 1 | 7.82 | 2.39 | 0.1651 |
Residual | 22.85 | 7 | 3.26 | ||
Lack of Fit | 22.85 | 3 | |||
Cor Total | 698.43 | 16 |
Calculated value | Experimental value | |
Hardness | 41.7169 | 39.85 |
Tensile strength | 126.902 | 124 |
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