Results 121 to 130 of about 25,332 (303)

Thermoplastic‐Resin Transfer Molding Technology: Development and Challenges Toward Industrialization

open access: yesPolymer Composites, EarlyView.
Illustration of the key aspects involved in the manufacture of thermoplastic composites by T‐RTM highlighting the relationships between raw materials, resin mixing strategies, polymerization parameters, and processing equipment ranging from laboratory to industrial scale. ABSTRACT Driven by increasingly stringent international environmental regulations,
Filipe P. Martins   +4 more
wiley   +1 more source

Moulding characteristics of Madras Silica sand

open access: yes, 1956
This investigation was undertaken to study the suitability of Madras silica sand as a base for synthetic sand mixtures for steel moulding purposes. The sand sample was supplied by the southern circle of the Geological Survey of India, Madras.
Nijhawan, B R, Somayajulu, B V
core  

Effect of Nominal Laminate Thickness on Consolidation Quality and Tensile Properties of Compression‐Molded Polyetherketoneketone/Carbon Fiber Composites

open access: yesPolymer Composites, EarlyView.
Effect of Mold Cavity Thickness on Consolidation Quality and Tensile Strength of CF/PEKK Composites. ABSTRACT Carbon‐fiber‐reinforced thermoplastic composites have attracted growing attention as high‐performance structural materials due to their superior toughness, shorter processing cycles, and recyclability.
Hyunseok Choi   +3 more
wiley   +1 more source

Effect of Different Processing on Properties of Silica Sand

open access: yes, 2010
This paper will cover some processing routes along with grading and physical/chemical attributes of silica sand. The silica sand in this experiment was divided into four lots, and each of them was processed by the methods of calcining, scrubbing, mulling
Qing Zhou Sun   +4 more
core   +1 more source

Management and incipient domestication of Chamaedorea tepejilote in agroforestry systems in Mexico

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Native wild plants are key elements in addressing global biodiversity loss and supporting sustainable food systems. We investigated how rural communities in Mexico manage Chamaedorea tepejilote, a wild palm with edible male inflorescences, by combining ethnobotanical, genetic, morphological and ecological approaches.
Viviana Andrade   +7 more
wiley   +1 more source

Moulding characteristics of Rajendra Silica Sand No.I

open access: yes, 1964
Foundry sand from M/s Rajendra Silica Works, Shankargarh District, Allahabad was investigated to study its suitability as a foundry moulding material.
Gupte, P K, Sinhababu, S K, Bandary, V S
core  

Reduction Of Iron And Mica Content In Silica Sand From Terengganu Silica Consortium Sdn Bhd By Attrition Scrubbing [PDF]

open access: yes, 2017
In this study, the characterization and processing of silica sand was done using attrition scrubbing method. The aim of this study is to upgrade the silica sand from Terengganu Silica Consortium Sdn Bhd by reducing the iron and mica content using ...
Zali, Muhammad Zulkif Mat
core  

THE USE OF SILICA SAND AS AN ALTERNATE FOR SAND IN THE PRODUCTION OF CEMENT BRICKS

open access: yesInternational Journal of Innovation and Industrial Revolution
Silica sand has various uses in the construction industry such as flooring, mortar, roof tiles, asphalt mixtures, as well as an aggregate in concrete to increase strength and resistance to pressure. Therefore, this study aimed to identify the water absorption rate and compressive strength of cement bricks by using 0%, 7%, and 10% silica sand ...
openaire   +1 more source

Microphysics and interactions of aerosols and fog on the northwest Atlantic Ocean

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
In the Grand Banks, aerosol size distributions were bimodal, aerosol and fog droplet concentrations were low, and fogs were shorter (<12 hours). In contrast, near Sable Island, aerosol size distributions had a single broad mode that was likely influenced by continental emissions, corresponding with higher aerosol and droplet concentrations as well as ...
Gianina Giacosa   +11 more
wiley   +1 more source

Investigation on Rajendra Silica sand No.4 received from M/s Rajendra Silica works Sankargarh, Allahabad

open access: yes, 1965
The investigation was carried out on Rajendra Silica sand No.4 received from M/s. Rajendra Silica Works, Sankargarh, Allahabad to study its suitabili1ty as a moulding sand for foundries.
Sastry, P R, Gupte, P K, Bhandary, V S
core  

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