Is allPHA resistant to high temperatures? 23 January 2024 12:25 Updated Follow Yes! allPHA has a softening temperature (HDT) of 153 °C. Above this temperature, printed parts may lose their shape. Related articles Is allPHA UV resistant? Do I need to dry AllPHA before printing? What other print settings are key to printing allPHA? PHA: What about harmful additives? Which temperature do I need to print allPHA?