Injection Molding Cooling Time Calculator

Calculate minimum part cooling time, overall molding cycle duration, and hourly parts production as a function of wall thickness and resin thermal properties.

Part Wall Thickness & Thermal Diffusivity

Max Part Nominal Wall Thickness h:

Thickness Units:

Polymer Resin Thermal Preset:

Thermal Diffusivity α (mm²/s):

Mold Coolant Temp T_mold (°C):

Melt Injection Temp T_melt (°C):

Part Ejection Temp T_eject (°C):

Cooling Time & Molding Cycle Performance

Minimum Part Cooling Time:

—

~70% of total cycle

Estimated Total Cycle Time:

—

— cycles / hour

Thickness Scaling Impact (h²):

—

Hourly Output (4-Cavity Mold):

—

Cycle Productivity Assessment:

—

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Injection Molding Cooling Time Calculator

Part Wall Thickness & Thermal Diffusivity

Cooling Time & Molding Cycle Performance

Frequently Asked Questions