[Large D-type for plastics]

[Large O-type for foam]

We will always provide you with our professional advice, as well as satisfactory and fast customer service.
Selection guidance:
Shore hardness tester is specially used for rubber hardness measurement;
Type A is used for hardness below 70;
Type D is used for hardness above 70,
Type O is used for foam sponge;
If you dont know the hardness of the object to be measured, first use a nail or pen to press vertically. If there is an indentation, use type A, and if there is no indentation, use type D.