Orfitrans Stiff is the Gold Standard for prosthetic test sockets for long-term test applications.
No other material comes close to Orfitrans Stiff in performance and quality. The material is virtually indestructible, yet easy to drill into. It pulls easily and uniformly and feels great.
Most rigid product of the Orfitrans range, self-supporting.
High impact resistance.
Orfitrans Stiff will not break, crack or shatter when dropped.
High fatigue resistance.
The socket will remain transparent.
Clear, slightly blue colour.
The limb remains visible when wearing Orfitrans Stiff.
No risk for excessive pressure or compression.
The socket material will keep the shape and dimension determined by the mould.
Pulls easily and uniformly.
Delivered with protective PE-foil. PE-foil has to be removed before activation.
Activation time according to thickness.
Product is available in different thicknesses and sheet sizes.
THICKNESSES mm (inches)
8 mm (5/16")
10 mm (3/8")
12 mm (1/2")
15 mm (19/32"
Activation temperature 160 (320) °C (°F)
Activation time - sheet thickness 8 mm 25 min
Activation time - sheet thickness 10 mm 33 min
Activation time - sheet thickness 12 mm 36 min
Activation time - sheet thickness 15 mm 49 min
Maximum shrinkage during activation 3.5 %
Maximum thermal shrinkage during cooling 0.8 %
Mechanical properties at 21°C
Flexural modulus 1150 MPa