Digital Durometer

Type

Indenter

Typical Examples of Materials Tested

Hardness

values

Shore A

Hardy D400

0.79Truncated

(frustum)cone

Soft vulcanized rubber, natural rubber, nitriles,   thermoplastic elastomers, flexible polyacrylics and thermosets, wax

Wax, felt, and leathers.

20~90A

Shore B

Hardy D410

R0.1Cone

Moderately hard rubber, thermoplastic elastomers, paper products, and fibrous materials.

Above 90A

Below 20D

Shore C

Hardy D420

0.79Truncated

(frustum)cone

Medium-hard rubber, thermoplastic elastomers, medium-

Above 90B

Below 20D

Shore D

Hardy D430

R0.1Cone

Hard Rubber, thermoplastic elastomers,   harder plastics, and very dense textile windings.

Above 90 A

Shore DO

Hardy D440

R1.2Spherical

radius

Moderately hard rubber, thermoplastic elastomers, and very dense textile windings.

Above 90 C

Below 20 D

Shore O

Hardy D450

R1.2Spherical

radius

Soft rubber, thermoplastic elastomers, very soft plastics and thermoplastics, medium-density textile windings.

Below 20DO

Shore E

Hardy D460

R2.5Spherical

radius

Hard sponge, EVA

Above 90DO

Below 20 A

Shore OO

Hardy D470

R1.2Spherical

radius

Extremely soft rubber, thermoplastic elastomers, sponge, extremely soft plastics

and thermoplastics, foams, low-density textile windings.

Below 20 O