用以切割成不同宽度的蜡板条预埋在油泥模型中，取出后形成需要的缝隙（如门缝）。
其不会粘拉油泥，故易制作各种形状的缝隙槽。

This medium brown wax was developed primarily for use with tooling plastics to prevent wax deformation under exothermic heat conditions.