Experimental and Numerical Investigation of the Effect of Process Conditions on Residual Wall Thickness and Cooling and Surface Characteristics of Water-Assisted Injection Molded Hollow Products

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left"> </td><td align="center">Density <svg height="11.9171pt" id="M41" style="vertical-align:-2.2392pt" version="1.1" viewbox="-0.0498162 -9.6779 4.79128 11.9171" width="4.79128pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.0135,0,0,-0.0135,0,0)"><path d="M290 -163V-135C183 -126 181 -122 181 -44V583C181 662 184 666 290 675V703H120V-163H290Z" id="g113-92"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="345" vert-adv-y="345"></glyph.data></g></svg>g/cm<sup>3</sup>]</td><td align="center">Specific heat <svg height="11.9171pt" id="M42" style="vertical-align:-2.2392pt" version="1.1" viewbox="-0.0498162 -9.6779 4.79128 11.9171" width="4.79128pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.0135,0,0,-0.0135,0,0)"><path d="M290 -163V-135C183 -126 181 -122 181 -44V583C181 662 184 666 290 675V703H120V-163H290Z" id="g113-92"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="345" vert-adv-y="345"></glyph.data></g></svg>J/kg·C]</td><td align="center">Thermal conductivity <svg height="11.9171pt" id="M43" style="vertical-align:-2.2392pt" version="1.1" viewbox="-0.0498162 -9.6779 4.79128 11.9171" width="4.79128pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.0135,0,0,-0.0135,0,0)"><path d="M290 -163V-135C183 -126 181 -122 181 -44V583C181 662 184 666 290 675V703H120V-163H290Z" id="g113-92"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="345" vert-adv-y="345"></glyph.data></g></svg>W/m·C]</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">N<sub>2</sub></td><td align="center">1.123<i>E</i> − 03</td><td align="center">1041</td><td align="center">0.025</td></tr><tr><td align="left">Water</td><td align="center">0.988</td><td align="center">4180</td><td align="center">0.643</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Thermal properties of N<sub>2</sub> gas and water.

Advances in Materials Science and Engineering

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Table 4

Table 4: Experimental and Numerical Investigation of the Effect of Process Conditions on Residual Wall Thickness and Cooling and Surface Characteristics of Water-Assisted Injection Molded Hollow Products 

Table 4 | Experimental and Numerical Investigation of the Effect of Process Conditions on Residual Wall Thickness and Cooling and Surface Characteristics of Water-Assisted Injection Molded Hollow Products 