Results 31 to 40 of about 1,997 (188)
Experimental Study on Wear Characteristics of PCBN Tool with Variable Chamfered Edge
Owing to heavy dynamic and thermal loads, PCBN tools are seriously worn during hard cutting, which largely constrains the improvement of their machining performance.
Tao Chen +3 more
doaj +1 more source
The materials with high precision,easy machining and excellent micro-machinability are considered significant on the fabrication of precision components, the outstanding comprehensive properties of Al80Li5Mg5Zn5Cu5 high-entropy alloy just meet these ...
Zhiyuan Huang +5 more
doaj +1 more source
The paper investigates PcBN cutting tools of the BL group developed at the Institute of Superhard Materials, made with the addition of ceramic components TaN, TiC, TiN. Such materials are classified as ceramic-matrix composites (CMC). The hardness of the
A.O. +9 more
doaj +1 more source
Rain water harvesting management system in Zoo Negara, Selangor [PDF]
Water is a key requirement either to human, animal or plant. Rainwater Harvesting System (RWH) is a technology used to collect and store rainwater from the roof for reuse.
Md Yassin, Azlina +3 more
core +1 more source
Physico-chemical features of tool wear of PCBN
The effects of physical and chemical interaction between a tool equipped with a superhard composite based on cubic boron nitride (SBNB) and the components of the material being processed and air oxygen were studied using the results of the study of model thermal activation and real thermal triboactivation of the tool contact areas in the cutting zone ...
openaire +1 more source
Performance evaluation of PCBN, coated carbide and mixed ceramic inserts in finish-turning of AISI D2 steel [PDF]
The present study compares the performance of three different cutting tools, viz., PCBN, mixed ceramic and coated carbide tool in finish turning of hardened D2 tool steel in terms of tool wear, surface roughness, and economic feasibility under dry ...
M. Junaid Mir, M.F. Wani
doaj
A Comparative Study on Cutting Tool Performance in High-Speed Face-Milling of Hardened Tool Steels [PDF]
In this study cutting speeds and tool life constants for seven different cutting tools are investigated while high-speed face milling of four different much used hardened tool steels.1.2379 and 1.2080 cold-work tool steels, 1.2344 hot-work tool steel and
Ali O. Er, E. Aslan
doaj +1 more source
Pulse laser grinding (PLG), as a cutting tool processing method, can not only achieve edge sharpening with high precision, but it can also produce surface modification.
Xiaoxu Liu +5 more
doaj +1 more source
Turning hardened steel using coated carbide at high cutting speeds [PDF]
The present work studies some aspects of the turning process applied on hardened steel using multilayer coated carbide tools at high cutting speeds. The influence of cutting parameters (vc, f, and depth of cut - d.o.c.) on tool temperature, tool wear ...
ANEIRO, Federico M. +2 more
core +1 more source
Experimental investigation on flank wear and tool life, cost analysis and mathematical model in turning hardened steel using coated carbide inserts [PDF]
Turning hardened component with PCBN and ceramic inserts have been extensively used recently and replaces traditional grinding operation. The use of inexpensive multilayer coated carbide insert in hard turning is lacking and hence there is a need to ...
Ashok Kumar Sahoo, Bidyadhar Sahoo
core +1 more source

