CSI-86 (Compression Set Device )
The CSI Compression Set Device is used for the measurement of compression set and deflection of plastic materials and rubbers.

References:
ASTM D 395 Method A (External Loading)
ASTM D 395 Method B
ASTM D 1056 Section 21
ASTM D 1565 Section 28
ASTM D 229
ASTM D 3574 Test D