1,marterial is H13 and KDA1 2,cerificate,ISO9001:2000 3.make multi cavity die 4.size from 130mm to 540mm aluminum products: 1. Smooth die bering 2. First successful rate 2. products weight , dimension, die type aluminum products: 1. We use the advanced import slow-feeding wire cutting machine to processing the die bering. It is smooth and owns a high success in extrusion.2.First succesful rate is ...