The CVD diamond coated wire drawing die uses a tungsten steel mold as the substrate, undergoes mold repair and special pre-treatment, and then is coated with multiple layers of micron-nanometer grade diamond films by an ultra-vacuum device. After polishing and inlaying, it becomes a finished product.
Applicable scope of CVD diamond coated wire drawing die : Suitable for drawing various types of gas shielded welding wires, high carbon steel wires, medium and low carbon steel wires, stainless steel wires, copper aluminum wires, and various types of special-shaped pipe wires without selecting materials;
Product size
Hole Size:0.7mm-80mm;
Coating Thickness:30um;
Application features
Mold reference life: aluminum wire drawing is more than 30 times that of cemented carbide molds; The drawing of low-carbon steel wire is more than 20 times that of cemented carbide mold; Drawing medium carbon steel wire is 30 times more than that of cemented carbide mold (due to nano diamond composite coating and hole optimization)
Hole diameter change when the mold is scrapped: 0.00mm, repair free mold (due to nano diamond composite coating)
The smoothness of the original carbide wire drawing die gradually deteriorates during use, requiring multiple polishing operations, resulting in an enlarged aperture. When the final aperture exceeds the tolerance, it is discarded.
High and consistent working surface finish (due to nano diamond composite coating)
The smoothness of the original carbide wire drawing die gradually deteriorates during use, requiring multiple polishing.
High dimensional accuracy (due to computer-aided testing)
Benefits of using nano diamond coated wire drawing dies
Improve production efficiency (due to long life and constant aperture)
The use of nano diamond composite coated circular wire drawing dies can significantly increase production during its entire life cycle, reduce the number of downtime inspections and mold changes, significantly reduce wire breakage rates, reduce worker labor intensity, and significantly improve production efficiency, which can bring significant economic benefits to application enterprises every year.
Saving raw materials (because the aperture remains unchanged)
Using a circular wire drawing die coated with nano diamond, the length of the metal wire produced with the same weight of raw materials is 1% to 2% longer than that produced with traditional molds.
The drawing of nonferrous metal materials can be lubricated with water (due to the nano diamond composite coating and high working surface finish)
Product Application
Ideal for stranded cable used in electrical transmission. May also be used for large diameter wire drawing and tube drawing.
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