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What is precision die-casting standard

time2012/07/02

The first Die Casting: Precision die casting is a state-of-the-art precision metal parts forming technology, specifically refers to the use of heat, force, molecular
Exercise and other means of liquid or semi-liquid metal or metal alloy under the action of forces at a high speed filling
The mold cavity and molding and solidification of metal structures, and then by post-processing and CNC finishing, final
Size, shape and performance can reach the objectives and requirements of precision manufacturing technology

Second selection: in precision die casting, aluminum, magnesium alloy material compared with other metallic materials with good fluidity and contraction of small, easily absorbed, easy to oxidize a variety of excellent casting properties, making it a precision die casting main election materials, accounting for more than 85%

Third product requirements: precision die-casting dimensional accuracy of less than 5-wire (one wire = 0.01 mm), rough surface of the product
Roughness (Ra) of less than 1.6 micron, product form and position tolerances of 0.1 mm / 300 mm or less

The fourth mold: mold inside dimensions to achieve the size of the die-casting products, runners and exhaust to be reasonably adequate, clean and beautiful appearance.