The Hardness of core and cavity of Paint Pail Mould can reach.In our daily life,lots of paint pail moulds are made by plastic injection molding,such as paint pail mould,plastic basins,paint bucketsetc.The thickest point of the paint pail mould takes the longest to go from a molten state to.If anything we can do for you please do not hesitate to contact us. 　　Even though 20L pail mould...