... :17*20*1000mm. Information:Sponge for Die-Making Specifications: Material: Sponge 1)Black sponge: 14*14*1000mm 2)Orange sponge: 17*20*1000mm3)Hardness ... : 25,30,35,42,50,60 Applications: This Sponge is used in protecting cutting edge, reduce friction, vibration ... and pressure, and also clean out scrap. More:We can also supply many die-making ...