METHODS OF HARDNESS TESTER

TYPE	INDENTOR DESCRIPTION	APPLICATION
A	Truncated cone with 35° + 0.25° included angle	Soft rubber, Elastomers
B	Conical with 30° + 1.00° included angle	Rubber and Elastomers, willow (wood)
C	Truncated cone with 35°+ 0.25° included angle	Medium hard rubber, plastic
D	Conical with 30° + 1.00° included angle	Hard rubber, plastic, bakelite,ebonite & leather.
0	5 mm dia hemispherical	Soft printing rollers,textile winding
00	2.5 mm dia. hemispherical	Sponge rubber foam, very soft rubber,fruits