moulding sand BrE technical
molding sand AmE technical
foundry sand technical

Used to bond moulding sands, oil well drilling and to remove colour from oils.

He started to explain about the furnaces and moulding sand; Kalvan understood.

A medal for moulding sand awarded at the Great Exhibition (1851) was claimed.

The moulding sand prevents the clay sticking and gives an attractive finish to the brick.

Another important cargo was moulding sand from Mansfield.

The moulding sand from below Upnor parish church was used to make metal castings.

The Moulding Sand is so called after its use in the foundry industry for making the casting moulds.

Palmerini has plenty of moulding sand.

The feeder lining sit reliably in the moulding sand and the liquid steel can neither lift nor flow round them.

Building stones and moulding sand are available around Khanapur & Gokak in Belgaum district.

During the war, he investigated British supplies of moulding sands for use in metal foundries and ultimately became "a recognized authority as a sedimentary petrologist."

Silica sand are used for Moulding sand, Sodium silicate, Ceramic, glass etc.

The sandstone has two distinct types, a bright dark red known as the Moulding Sand and mottled paler sandstone.

In 1819 the Mansfield and Pinxton Railway opened up trade with Mansfield including moulding sand for the foundries.

From Union was shipped moulding sand from Rutliven for use in foundry operations at Detroit, London and Toronto.

The non-metallic minerals include andalusite, asbestos, corundum, clay, dolomite, limestone, limekankan, moulding sand, quartz, soap stone, granite and red ochre.

Exposed on both sides of Batala-Dera Baba Nanak road, the Dharmkot sand is a natural moulding sand, containing about 20% clay.

Our foundry moulders utilise the latest in hard-set moulding sand with its associated sand mixing machinery, along with the traditional recyclable green sand moulding processes.

Processed or prepared mineral materials which have not been used or contaminated: moulding sands and clays, clay absorbents, manmade mineral fibres, silica and mica.

For various reasons the memorial was not completed until 1917, with World War I, material shortages, an embargo on exports of French moulding sand and transportation limitations creating lengthy delays.

The Red Sand (moulding sand) seen at Alderley Edge was used extensively for the purpose of constructing the moulds for the foundries in nearby Macclesfield during the late 19th and early 20th centuries.

Like other parts of Frindsbury, chalk has been extracted, high quality moulding sand has been taken from a pit near the Church, and William Burgess Little built 25 five barges at his yard between 1843 and 1871.

The cores break down to sand due to the heat as castings are poured, most of this sand is used in the moulding sand system. Fresh sand, clay and coal dust are also added to maintain the moulding properties.

It had first been opened around 1820 by Weatherhead and Glover to cast ornamental ironwork, and had achieved a high reputation, partly from the skill of the workers, but also because of the quality of the local moulding sand.

The molding sand is then squeezed against two patterns, which are on the two ends of the chamber.

The bars act as reinforcement to the molding sand which is relatively weak in tensile strength.

For a simple object-flat on one side-the lower portion of the box, closed at the bottom, will be filled with a molding sand.

A flask has only sides, and no top or bottom, and forms a frame around the mold, which is typically made of molding sand.

In 1915, the first experiments started with bentonite clay instead of simple fire clay as the bonding additive to the molding sand.

It is used for the manufacture of glass, for filter and molding sand, and for abrasives.

The second type of defect is metal penetration, which is when the liquid metal penetrates into the molding sand.

Rather than being rammed, the molding sand is poured into the flask and held until the resin solidifies, which occurs at room temperature.

A molding sand mixture, usually green sand or bentonite, is blown into a rectangular steel chamber using compressed air.

Molding sand consumption can be minimized due to variable mold thickness that can be adjusted to the necessary minimum.

Modern technology in the choice and conditioning of the molding sand, and modern techniques using automatic molding machines have increased efficiency and economy.

The molding sand becomes incorporated into the casting metal and decreases the ductility, fatigue strength, and fracture toughness of the casting.

A related source of defects are drops, in which part of the molding sand from the cope drops into the casting while it is still a liquid.

Two types of molding sand are natural bonded (bank sand) and synthetic (lake sand); the latter is generally preferred due to its more consistent composition.

The flask is a wood or metal frame, which contains the molding sand, providing support to the sand as the metal is poured into the mold.

Improvements were made in molding speed, molding sand preparation, sand mixing, core manufacturing processes, and the slow metal melting rate in cupola furnaces.

Sand casting: Casters moisten or oil molding sand, also known as foundry sand and then shape it into molds into which they pour molten material.

Molding sands, also known as foundry sands, are defined by eight characteristics: refractoriness, chemical inertness, permeability, surface finish, cohesiveness, flowability, collapsibility, and availability/cost.

Molding sand, also known as foundry sand, is a sand that when moistened and compressed or oiled or heated tends to pack well and hold its shape.

Some river deltas naturally deposit just such a blend of clay silt and sand, creating a natural source of excellent molding sand that was critical to ancient metalworking technology.

Sodium silicate [NaSiO or (NaO)(SiO)] is a high strength binder used with silica molding sand.

Foundry on the seventh floor, with a floor of molding sand used for creating sand casting molds and equipped with furnaces, kilns, ovens and ancillary equipment for metal smelting.

A sand rammer is a piece of equipment used in foundry sand testing to make test specimen of molding sand by compacting bulk material by free fixed height drop of fixed weight for 3 times.

This year, even reliable innovators like Spin Master — whose recent revolutionary hits include the car that drives on walls and the molding sand called Moon Sand — are flaunting only additions and improvements to their existing lines.

The part to be made and its pattern must be designed to accommodate each stage of the process, as it must be possible to remove the pattern without disturbing the molding sand and to have proper locations to receive and position the cores.

Workers are covered with black residue from the foundry sand.

Spent foundry sands are generated by the metal casting industry.

This is foundry sand and wouldn't make good glass.

Foundry Sand at less than five dollars a ton.

Foundry sand was also brought in from Mansfield.

Molten bell metal is poured into the mould through a box lined with foundry sand.

By investing in equipment capable of recycling foundry sand annual savings of £800 are being made.

The foundry sand is found from Dharamkot near Batala.

Together with industry, EPA has set national goals for the safe reuse of nonhazardous foundry sands.

Clean-up of settling tanks, extraction of coal, minerals and foundry sand.

Ceramsite Sand is an artificial foundry sand originating in China.

The powders in its machines" hoppers are plastics, waxes and foundry sand.

Chinese engineers have also pioneered the 3D printing of moulds in foundry sand, as a faster and more accurate way to cast metal.

Ltd has been a major supplier of quality Foundry Sands to the Adelaide market since 1965.

Castings should be abrasive blast cleaned by the fabricator to remove foundry sand and surface carbon.

The sands of the coastal plain have been mined for foundry sand and sand used for glass making.

Lithium compounds are also used as additives (fluxes) to foundry sand for iron casting to reduce veining.

It is also used as a component of foundry sand and as a desiccant to remove moisture from air and gases.

Venting in Permeability (foundry sand)

Furan-Resin based on Furfuryl Alcohol used in foundry sands and biologically derived composites.

These are preparations for mixing with foundry sand to give it a consistency suitable for use in foundry moulds or cores.

(A section of the Mall's property was declared a "brownfield" due to the presence of foundry sand, further hampering efforts.)

Products offered include abrasives, foundry sands, and mineral products for the steel, foundry, environmental and coatings industries.

Foundry sand is found in Dharamkot, near Batala; the deposits are located 6.5 km west of Batala.

Examples include decorative laminates, textiles, paper, foundry sand molds, wrinkle resistant fabrics, cotton blends, rayon, corduroy, etc.