Research Progress of Rehabilitation Orthoses Based on 3D Printing Technology

Table 6

Comparison of 3D printing materials.

Types of materials	Rigid materials			Flexible materials
	ABS	PLA	PA	TPU
Applicable process	FDM/SLS	FDM	FDM/SLS/MJF	FDM/SLS/MJF
Material costs	Low	Low	Middle	Middle
Material properties	High surface gloss, good strength, and hardness	Environmentally friendly and degradable, good strength, and hardness	High strength, high toughness, strong fatigue resistance, and rough surface	Softness, high elasticity, abrasion resistance, and tear resistance