plastic face mask mould 1.Material:718,2738,P20,45#. 2.Mould life:500,000--1,000,000. 3. ... Cravity:1 4.Shots runner:hot/c plastic face mask mould 1.Mould material:P20,718,2738,45#2.quality: ... 4. MouldAccording customers request to build the mould. Before make the mould, we send mould design to customer approval first, before ... sea or by air, according customers requirement. plastic face mask mould