Natural

HTPLA

Featured in May 2025's Endless Exploration 60% calcium carbonate for high density Used in medical imaging to simulate bone Maximum fill while maintaining printability Dry and decrease temp to minimize stringing CaCO3 fill like brass hardness for low nozzle wear Based on HFPLA, compatible w/ fast 3D printers Designed & produced exclusively for Protopasta Subscribe to Endless Exploration for new materials w/ new function every 2 months. Subscribe to our newsletter for product news, support & discounts!