Pressure and heat applied uniformly.

While open porosity cannot be eliminated, 100% of closed porosity can be eliminated.

Powder is encapsulated, typically in steel capsules.

Pressure and heat is applied uniformly to all surfaces.

Powder and base body are encapsulated.

Pressure and heat applied uniformly to all surfaces.

Diffusion zone is generated.

Solid parts are encapsulated

Pressure and heat applied uniformly

"A" for weldable materials; no encapsulation is necessary.

"B" for non-weldable materials; encapsulation is required.