| http://www.w3.org/ns/prov#value | - Alternatively, as shown in FIG. 16 a, the valve pin guide 100 may be made from two materials, whereby the valve pin guide 100 comprises a guiding portion 106 made from a thermally conductive material, such as steel or Tungsten Carbide, and an insulating portion 108 made from a thermally insulative material to reduce heat lost to the mold cavity block 22.
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