Results 41 to 50 of about 3,143,235 (349)

Efficiency of Rotary Grain Cleaners in Dry Corn [PDF]

open access: yes, 1989
Six rotary grain cleaner models were tested for efficiency of removal of fine material from dry corn at various flow rates. Cleaners were equipped with soldered-wire screens having square openings averaging 5.3 mm (0.22 in.) on a side. Removal efficiency
Bern, Carl   +5 more
core   +3 more sources

Comprehensive analysis of material removal rate, tool wear and surface roughness in electrical discharge turning of L2 tool steel

open access: yes, 2020
Electrical discharge turning (EDT) is used in the production of micro and macro cylindrical components with complex geometry, as well as ejector pins in injection molds, components of micro air turbines and pumps, micro tools or microstamping dies.
R. Çakıroğlu, M. Günay
semanticscholar   +1 more source

An analytical design method for milling cutters with nonconstant pitch to increase stability, part 2: Application [PDF]

open access: yes, 2003
Chatter stability in milling can be improved significantly using variable pitch cutters. The pitch angles can be optimized for certain chatter frequency and spindle speed ranges using the analytical method presented in the first part of this two-part ...
Budak, Erhan
core   +2 more sources

Process research on ultrasonic vibration assisted lapping of single crystal silicon carbide

open access: yesJin'gangshi yu moliao moju gongcheng, 2022
Aimming at the problems such as low material removal rate and abrasive agglomeration when polishing single crystal silicon carbide wafers with traditional methods, this study proposed a ultrasonic vibration assisted lapping method.
Xiaoli HAO   +3 more
doaj   +1 more source

Removal of some organic dyes by hexane-extracted spent bleaching earth [PDF]

open access: yes, 1997
The removal of some organic dyes from aqueous solution by hexane-extracted spent bleaching earth, a waste material from the palm oil industry, was investigated. It was noted that the material had better affinity for basic than acid dyes.
Chung, Lai Ching   +2 more
core   +1 more source

Atomic surface of diamond induced by novel green photocatalytic chemical mechanical polishing with high material removal rate

open access: yesInternational Journal of Extreme Manufacturing
Atomic surfaces are strictly required by high-performance devices of diamond. Nevertheless, diamond is the hardest material in nature, leading to the low material removal rate (MRR) and high surface roughness during machining. Noxious slurries are widely
Zhibin Yu   +8 more
semanticscholar   +1 more source

Optimizing process parameters in edm using low frequency vibration for material removal rate and surface roughness

open access: yes, 2020
Vibration attached to workpiece in EDM (Electrical Discharge Machining) makes material removal rate (MRR) and surface roughness (SR) to be improved significantly. However, research results in this field are not so much.
H. Nguyen, N. Ngo, Q. Nguyen
semanticscholar   +1 more source

A multi objective optimization of gear cutting in WEDM of Inconel 718 using TOPSIS method [PDF]

open access: yesDecision Science Letters, 2017
The present paper deals with the experimental analysis and multi objective optimization of gear cutting process of Inconel 718 using WEDM. The objective of the present work is to optimize the parameters in order to maximize the material removal rate and ...
K.D. Mohapatra, S.K. Sahoo
doaj   +1 more source

Optimization of MRR and Surface Roughness for 7024 AL-alloy in EDM Process [PDF]

open access: yesEngineering and Technology Journal, 2017
Electro discharge machining is major non-traditional operations for cutting the materials due to its suitability and benefits. The experimental work of this paper deals with electrico discharge machining (EDM).
M.M. Abdulrazaq, S.K. Ghazi
doaj   +1 more source

Fixed Abrasive Polishing in an Anhydrous Environment: A Material Removal Model for Fused Silica

open access: yesMachines, 2022
Due to the prevalent randomness and uncertainties associated with traditional loose polishing, fixed abrasive polishing in an anhydrous environment has been chosen as a new polishing method. In this paper, cerium oxide is the main component for polishing
Yuan Qian   +3 more
doaj   +1 more source

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