Innovative alloys, like the new tungsten-copper material developed by Sirui New Materials, are emerging to address the intense heat in 400G+ modules. available ceramic feed through and glass feed through structure. This type of package products can meet the requirements of air tightness and thermal insulation. Heatspreaders for Opto electronics, Wireless communication, LED substrates Cu-W is a combination of Tungsten (W) which has low thermal expansion, and Copper (Cu) which has high thermal conductivity. The thermal expansion can be adjusted to surrounding materials such as Alumina and Kovar. Also, with. This @Metal Powder Industries Federation (MPIF) 2024 PM Design Excellence Awards Competition Metal Injection Molding (MIM) Award of Distinction optical communications module bracket is used in a 5G communication base-station. Numerous heating components are mounted on the bracket surface, which. Contrary to injection molding technology, Spectra-Mat's unique technology to infiltrate copper in an highly homogeneous sintered tungsten matrix guarantees the homogeneity of thermal conductivity of the tungsten copper submounts along the three axes, a very important requirement for multi diodes. An optical module housing is the protective outer shell that encloses the internal components of an optical transceiver module. These modules are essential for converting electrical signals into light signals and vice versa, forming the backbone of fiber optic communication systems in data centers.