Yonglong Xu , Mehrdad Zarinejad , Lei Wang , Nian Wang , Chengfa Mu , Yinghong Xie , Qiang Liu , Tao Shen , Hui Yang
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引用次数: 0
Abstract
A high-performance coarse-grained WC-Co cemented carbide was synthesized using a method that combines acoustic resonance mixing with a short-term ball milling procedure. This innovative approach significantly reduces the milling time from 16 h in traditional methods to just 3 h, effectively minimizing sintering agglomeration while preserving the integrity of WC grains. The resulting cemented carbide exhibits a bending strength of 2790 MPa and demonstrates exceptional resistance to thermal shock cycles involving rapid cooling from 500 °C to ambient temperature water in each cycle. The method effectively mitigates sintering agglomeration, leading to improved mechanical properties and microstructural uniformity.
期刊介绍:
Ceramics International covers the science of advanced ceramic materials. The journal encourages contributions that demonstrate how an understanding of the basic chemical and physical phenomena may direct materials design and stimulate ideas for new or improved processing techniques, in order to obtain materials with desired structural features and properties.
Ceramics International covers oxide and non-oxide ceramics, functional glasses, glass ceramics, amorphous inorganic non-metallic materials (and their combinations with metal and organic materials), in the form of particulates, dense or porous bodies, thin/thick films and laminated, graded and composite structures. Process related topics such as ceramic-ceramic joints or joining ceramics with dissimilar materials, as well as surface finishing and conditioning are also covered. Besides traditional processing techniques, manufacturing routes of interest include innovative procedures benefiting from externally applied stresses, electromagnetic fields and energetic beams, as well as top-down and self-assembly nanotechnology approaches. In addition, the journal welcomes submissions on bio-inspired and bio-enabled materials designs, experimentally validated multi scale modelling and simulation for materials design, and the use of the most advanced chemical and physical characterization techniques of structure, properties and behaviour.
Technologically relevant low-dimensional systems are a particular focus of Ceramics International. These include 0, 1 and 2-D nanomaterials (also covering CNTs, graphene and related materials, and diamond-like carbons), their nanocomposites, as well as nano-hybrids and hierarchical multifunctional nanostructures that might integrate molecular, biological and electronic components.