Formlabs | High Temp ResinHigh Temp Resin offers a heat deflection temperature (HDT) of 238 C at 0. 45 MPa the highest among Formlabs resins. It is ideal for producing detailed, precise prototypes and end use parts that demand exceptional thermal stability, including molds and inserts, components exposed to hot air, gas, or fluid flow, as well as heat resistant mounts, housings, and fixtures. IMPORTANT: 5 L Container Requires a Resin Pump to work.