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Maintaining sand quality requires frequent testing. (Successful Sand Testing System Design, part 2)
Modern Casting
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March 1, 1990|
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COPYRIGHT 1990 American Foundry Society, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group.
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Successful Sand Testing System Design -- Part 2:
Maintaining Sand Quality Requires Frequent Testing
Foundry sands vary widely, requiring physical and chemical testing to preserve benefits.
Core Sand Influx
Core sand influx can cause wide variations in the composition and properties of molding sand. Caused by changes in product mix and varying amounts of core sand influx, they can be dealt with by anticipatory control of additives once the effects of the influx can be measured. Methylene blue, LOI and 25-micron clay tests can measure ...
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HEMATITE CAVRADI, SWITZERLAND.
Magazine article from: Rocks & Minerals
; ...manganite from Ilfeld, Germany: and hematite from the Alpine countries. Prices for...indeed rare. Well-crystallized Alpine hematite in both roselike aggregates (eisenrose...this issue's Connoisseur's Choice. Hematite occurs in a variety of habits, varying...
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Brazilian hematite
Magazine article from: Mineralogical Record
; Brazilian Hematite Catherine I Gaber 5707 Northfield Road Bethesda...class, beautifully crystallized specimens of hematite occurring as reniform, specular, bladed iron "roses" and martite (hematite pseudomorph after magnetite). Less than...
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Pelham-Grayson Inc. Unveils Versatile New Jewelry Collection: Magnetic Hematite Wraps Promote Both Beauty and Well-Being.
PR Newswire
; ...one. Pelham-Grayson's new magnetic hematite wrap jewelry is as versatile as it is...offers the potential benefits of magnetic hematite, recognized by many for its healing...consists of a strand composed of faceted hematite beads, translucent or colored crystal...
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New Recycling Process from Hematite Holds Promise for Auto Industry.
PR Newswire
; ...a product development executive at Hematite Manufacturing in Guelph, Ontario, Canada...Hotel Inter-Continental in Chicago that Hematite has developed a low-cost process for...annually, according to Van Veen. He said Hematite recently began pilot production of parts...
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Mars Rover Surprises Continue: Spirit, Too, Finds Hematite.
News Wire article from: Ascribe Higher Education News Service
; ...instrument at the tip of its robotic arm and detected hematite. Hematite, a material identified from orbit, was NASA's...through on the new scientific findings. Spirit's hematite finding is in a rock dubbed "Pot of Gold," about...
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Locality information for quartz with hematite from China.(Collector's Note)(Brief Article)
Magazine article from: Rocks & Minerals
; ...large volume of remarkable specimens of quartz with hematite (fig. 2) has been coining from China, but there...the "iron belt." Local people prospected for hematite. The quartz/hematite veins are obviously limited to the small area of...
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Internal carbon addition during hematite fluxed pellet production at the Tilden Mine
Magazine article from: Minerals & Metallurgical Processing
; ...are discussed. Keywords: Iron ore, Hematite fluxed pellet production, Carbon addition...coke breeze) during the production of hematite fluxed pellets on the two grate-kiln...problem at Tilden during the production of hematite fluxed pellets with 100% coal firing...
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Angang subsidiary resumed the production of hematite concentrate.
Newspaper article from: China Business News
; ...subsidiary resumed the production of hematite concentrate SHANGHAI. June 28. INTERFAX...has decided to resume the production of hematite concentrate, and the construction of...planned annual treatment capacity of hematite ores is 3 mln tons, while the production...
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Chongqing Steel to develop Taohua hematite mine in Chongqing.
Newspaper article from: China Business News
; Chongqing Steel to develop Taohua hematite mine in Chongqing Shanghai. October...plans to start construction on its Taolua hematite mine in Wushan country in the Chongqing...s county-level government over the hematite project, which aims to have a 1.5...
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Metalloinvest's MGOK aims to produce 2.5 mln tonnes of hematite concentrate.
Newspaper article from: Russia & CIS Business and Financial Newswire
; ...MGOK aims to produce 2.5 mln tonnes of hematite concentrate MOSCOW. May 23 (Interfax...by Metalloinvest, has begun producing hematite concentrate in commercial quantities...MGOK plans to produce 7,000 tonnes of hematite concentrate with 58% iron content in...
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