Results 61 to 70 of about 69,886 (194)

Activating Paper Applying Gelatin, Starch and Chitosan Coatings Loaded With O/W Emulsions Encapsulating Rutin, Carvacrol and α‐Tocopherol

open access: yesPackaging Technology and Science, Volume 39, Issue 8, Page 1061-1082, August 2026.
Emulsion type governed the microstructure and functionality of papers coated with biopolymers matrix loaded with hydrophobic bioactives encapsulated into O/W emulsions. Emulsified systems improved UV–Vis barrier and antioxidant activity, whereas gelatin coatings with conventional or Pickering emulsions provided the greatest mechanical reinforcement ...
Kamila de L. Santos   +4 more
wiley   +1 more source

Study on the Lubrication of the Precision Ball Screw Mechanism

open access: yesJixie chuandong, 2015
The lubrication effects of two types of universal lubrication methods for ball screw mechanism are firstly discussed.For lubrication in oil,the variation situation of the thinnest lubricating oil film thickness vary with the ball screw rotation is ...
Zhang Zuoying, Zhang Lei, Jiang Hongkui
doaj  

On the electric behaviour of conductive grease inside the contact zone

open access: yesFriction
Conductive grease has been considered as a potential solution in addressing electric erosion issue inside motor bearings. Understanding the conductive grease performance, especially the electric and tribological behaviour is crucial for its application ...
Yuxin Zhou   +5 more
doaj   +1 more source

Recent progress in high-temperature greases: Constitutive relationships, mechanisms, and applications

open access: yesFriction
In modern high-tech industries, such as aerospace, nuclear energy, and electric power, there is increasing demand for materials with high-temperature adaptability and superior lubrication properties.
Haolin Li   +5 more
doaj   +1 more source

Effects of Soap Fiber Structure on Boundary Lubrication of Lithium Soap Greases

open access: yesTribology Online, 2011
This paper describes the influence of fiber length of lithium-soap thickener of greases on friction under boundary lubrication conditions. Ball-on-disk sliding tests were conducted with lithium soap greases with polyol ester as the base oil.
Atsushi Yokouchi   +2 more
doaj   +1 more source

Research on Mechanical Aging Behavior of Grease in Rolling Bearing

open access: yesChinese Journal of Mechanical Engineering
Grease is extensively used in rolling bearings due to its inherent sealing properties. However, mechanical degradation typically occurs, resulting in a significantly shorter lifespan for the grease compared to the bearing.
Jialong Yang   +3 more
doaj   +1 more source

Exploring CFD applications in rolling bearing lubrication: objectives, challenges, and methodologies – a literature review

open access: yesFrontiers in Mechanical Engineering
The efficiency of lubrication in rolling bearings is a key topic in industry and research, particularly for computational fluid dynamics (CFD) analysis.
Michele Benetti, Franco Concli
doaj   +1 more source

Analysis of Tribological Performance of 8Cr4Mo4V under Different Contact Stress and Lubrication Conditions [PDF]

open access: yesCailiao Baohu
To investigate the friction and wear properties of 8Cr4Mo4V bearing steel paired with homogeneous and heterogeneous materials,tribological tests were conducted under two contact stresses (1 800 MPa and 2 400 MPa) and two lubrication conditions (oil ...
SHI Heyang, WANG Xinying, LI Yizhen, LI Hengheng, KANG Yanhui, MA Fei, CHEN Xingming, YANG Chenxing, LIU Huihe
doaj   +1 more source

Tribological aspect of lubrication in form tapping of high strength steel [PDF]

open access: yes, 2008
Collaboration avec le LTDSThis study aims at analyzing the tribochemical mechanisms of lubrication during the process of form tapping and consequently optimizing the formulation of the lubricant. In order to correlate the tribochemical reactions with the
GENET, Nicole   +4 more
core  

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