China Durometer Indenter Specifications, Find details about China Hardness Tester, Rockwell Hardness Tester from Durometer Indenter Specifications
TYPE | Main spring travel | INDENTER DESCRIPTION | INDENTER IMAGE | APPLICATIONS |
A ASTM D2240 JIS K6253 ISO 868 | 8.05N | Truncated Cone 35° Included Angle | ![]() | Soft rubber, elastomers, neoprene, silicone, vinyl, nitrile, and butyl, soft plastics, felt, leather, waxes, printing rollers and similar materials |
B ASTM D2240 | 8.05N | Conical 30° Included Angle | ![]() | Rubber, elastomers, use when off the high end of the A scale |
C ASTM D2240 | 44.5N | Truncated Cone 35° Included Angle | ![]() | Medium hard rubber or plastics use when off the low end of the D scale |
D ASTM D2240 JIS K6253 ISO 868 | 44.5N | Conical 30° Included Angle | ![]() | Hard rubber, plastics, acrylic, delrin, kevlar, pvc, nylon, lexan, epoxies and similar materials |
DO ASTM D2240 | 44.5N | 3/32" Spherical Diameter (2.38mm) | ![]() | Dense textile winding, medium printing rollers |
O ASTM D2240 | 8.05N | 3/32" Spherical Diameter (2.38mm) | ![]() | Soft printing rollers, textile windings |
OO ASTM D2240 | 1.11N | 3/32" Spherical Diameter (2.38mm) | Sponge rubber, very soft rubber | |
OOO ASTM D2240 | 1.11N | 1/2" Spherical Diameter (12.7mm) | Very soft materials, (e.g.) open cell foam |