Thermostatic Wax Linearity Series. Thermostatic Wax Linearity SeriesModel NumberAppearance(Normal Temperature)Quality StandardRange of ... -1Powder, Slice , Column30/45≥7Non.Non.B50-1Powder, Slice , Column35/50≥7Non.Non.B55-1Powder, Slice , Column40/55≥7Non.Non.B60 ...