South africa chrome ore lumpy is a highly fireproof sharpener for moulds and cores. Originally from South Africa. The sand is produced by crushing chrome ore and its washing in spiral concentrators, subsequent drying, dust cleaning, screening and sorting as per grain size.
Chemical composition
Cr2O3 46.0%min
SiO2 1.0%max
FeO 26.5%max
CaO 0.3%max
MgO 10.0%max
Al2O3 15.5%max
P 0.003%max
S 0.003%max
Cr/Fe 1.55/1
Physical composition
Bulk Density 2.5-3g/cm3
Specific Gravity 4.0-4.8g/cm3
PH Value 7-9
The amount of the acid 2ML max
Percent soil 0.1%max
The sintered 1600
Filling Density 2.6g/cm3
melting temperature 2180°C
South africa chrome ore lumpy is a highly fireproof sharpener for moulds and cores. Originally from South Africa. The sand is produced by crushing chrome ore and its washing in spiral concentrators, subsequent drying, dust cleaning, screening and sorting as per grain size.
Chemical composition
Cr2O3 46.0%min
SiO2 1.0%max
FeO 26.5%max
CaO 0.3%max
MgO 10.0%max
Al2O3 15.5%max
P 0.003%max
S 0.003%max
Cr/Fe 1.55/1
Physical composition
Bulk Density 2.5-3g/cm3
Specific Gravity 4.0-4.8g/cm3
PH Value 7-9
The amount of the acid 2ML max
Percent soil 0.1%max
The sintered 1600
Filling Density 2.6g/cm3
melting temperature 2180°C
South Africa Chrome Ore sand AFS shipment from China Port
Cr2O3:46.0%min
SiO2:1.0%max
FeO:26.5%max
CaO:0.30%max
MgO:10.0%max
Al2O3:15.5%max
P:0.003%max
S:0.003%max
PACKING:1MT big bag
SIZES:AFS 25-35 AFS25-30 AFS30-35 AFS35-40 AFS40-45 AFS45-50 AFS50-55 AFS55-60 AFS60-65
Ferro chorium Guaranteed specs Cr: 60%min C:6-8% si:2.5%max s:0.025%max p:0.03%max Size:10-50mm or 10-100 90%min Delivery date: Within 30 days shipment after receiving TT paymentPacking: In 1mt PVC woven bag in 20' containers
What is ferrochrome?
Ferrochromium is made using metallurgical grade chrome ore and can be divided into three categories, depending on the level of carbon in the alloy.
The three types of ferrochrome alloys are:
High-carbon (HC) ferrochrome (carbon content between 4% and 9%)
Low- and medium-carbon (LC & MC) ferrochrome (carbon content less than 0.5% for LC and between 0.5% and 4% for MC)
Ferrochrome-silico-chrome (FeSiCr)
Ferrochrome applications:
Production of steel, especially stainless steel with chromium content of 10 to 20%, is the largest consumer of high-carbon ferrochrome. Over 80% of the worldâ??s ferrochrome is used in the production of stainless steel.
The vast majority of ferrochrome produced is� charge chrome, which has a lower chrome content ratio. Used most commonly in stainless steel.
Low carbon� and� medium carbon� ferrochrome is used in the manufacture of special steels. Low carbon ferrochrome can be used to produce superalloys.
Ceramic Foundry Sand with the high quality bauxite as the raw material, blowing into the ball after remelting smelting, is a new type of steel casting foundry sand.Itâ??s characteristic as high temperature resistant,small amount of thermal expansion, easy collapse, good renewable performance,good casting properties, received the recognition from the cast made experts domestic and overseas. Widely used in all kinds of casting method,sand casting, special casting( casting, solid type, evaporative pattern casting, ladle flow guiding sand and so on ).Also used for shot peening, low expansion of high-temperature coated sand producing. 200mesh-270mesh used for evanescent mode coating producing. Adding 10-35% can effectively increase the air permeability, and suitable for using all kinds of casting binder.It has been used by numerous domestic and international cast iron and nonferrous metal casting production factories.
Ceramic Foundry Sand Technical Specification:
1.Chemical composition: AL2O3â?¥75% Fe2O3â?¤3% K2Oâ?¤1% TiO2â?¤4% , the others: very low
2.Grain Shape: Ball
3.Colour: Brownish black
4.Density: 1.95-2.05 ( g/cm3)
5.Refractory temperature:1850â??
6.Thermal expansion Rate:0.13%
7.Size: 10-20meshã??20-30meshã??30-40meshã??40-70meshã??100-140meshã??170mesh with the high quality bauxite as the raw material, blowing into the ball after remelting smelting, is a new type of steel casting foundry sand.Itâ??s characteristic as high temperature resistant,small amount of thermal expansion, easy collapse, good renewable performance,good casting properties, received the recognition from the cast made experts domestic and overseas. Widely used in all kinds of casting method,sand casting, special casting( casting, solid type, evaporative pattern casting, ladle flow guiding sand and so on ).Also used for shot peening, low expansion of high-temperature coated sand producing. 200mesh-270mesh used for evanescent mode coating producing. Adding 10-35% can effectively increase the air permeability, and suitable for using all kinds of casting binder.It has been used by numerous domestic and international cast iron and nonferrous metal casting production factories.
Ceramic Foundry Sand with the high quality bauxite as the raw material, blowing into the ball after remelting smelting, is a new type of steel casting foundry sand.It is characteristic as high temperature resistant,small amount of thermal expansion, easy collapse, good renewable performance,good casting properties, received the recognition from the cast made experts domestic and overseas. Widely used in all kinds of casting method,sand casting, special casting( casting, solid type, evaporative pattern casting, ladle flow guiding sand and so on ).Also used for shot peening, low expansion of high-temperature coated sand producing. 200mesh-270mesh used for evanescent mode coating producing. Adding 10-35% can effectively increase the air permeability, and suitable for using all kinds of casting binder.It has been used by numerous domestic and international cast iron and nonferrous metal casting production factories. Ceramic Foundry Sand Technical Specification: 1.Chemical composition: AL2O3 75% Fe2O3 3% K2O 1% TiO2 4% , the others: very
Ceramic Foundry Sand with the high quality bauxite as the raw material, blowing into the ball after remelting smelting, is a new type of steel casting foundry sand.It is characteristic as high temperature resistant,small amount of thermal expansion, easy collapse, good renewable performance,good casting properties, received the recognition from the cast made experts domestic and overseas. Widely used in all kinds of casting method,sand casting, special casting( casting, solid type, evaporative pattern casting, ladle flow guiding sand and so on ).Also used for shot peening, low expansion of high-temperature coated sand producing. 200mesh-270mesh used for evanescent mode coating producing. Adding 10-35% can effectively increase the air permeability, and suitable for using all kinds of casting binder.It has been used by numerous domestic and international cast iron and nonferrous metal casting production factories. Ceramic Foundry Sand Technical Specification: 1.Chemical composition: AL2O3 75% Fe2O3 3% K2O 1% TiO2 4% , the others: very
Ceramic Foundry Sand with the high quality bauxite as the raw material, blowing into the ball after remelting smelting, is a new type of steel casting foundry sand.It is characteristic as high temperature resistant,small amount of thermal expansion, easy collapse, good renewable performance,good casting properties, received the recognition from the cast made experts domestic and overseas. Widely used in all kinds of casting method,sand casting, special casting( casting, solid type, evaporative pattern casting, ladle flow guiding sand and so on ).Also used for shot peening, low expansion of high-temperature coated sand producing. 200mesh-270mesh used for evanescent mode coating producing. Adding 10-35% can effectively increase the air permeability, and suitable for using all kinds of casting binder.It has been used by numerous domestic and international cast iron and nonferrous metal casting production factories. Ceramic Foundry Sand Technical Specification: 1.Chemical composition: AL2O3 75% Fe2O3 3%
Ceramic Foundry Sand
Ceramic Foundry Sand with the high quality bauxite as the raw material, blowing into the ball after remelting smelting, is a new type of steel casting foundry sand.It is characteristic as high temperature resistant,small amount of thermal expansion, easy collapse, good renewable performance,good casting properties, received the recognition from the cast made experts domestic and overseas. Widely used in all kinds of casting method,sand casting, special casting( casting, solid type, evaporative pattern casting, ladle flow guiding sand and so on ).Also used for shot peening, low expansion of high-temperature coated sand producing. 200mesh-270mesh used for evanescent mode coating producing. Adding 10-35% can effectively increase the air permeability, and suitable for using all kinds of casting binder.It has been used by numerous domestic and international cast iron and nonferrous metal casting production factories. Ceramic Foundry Sand Technical Specification: 1.Chemical composition: AL2O3 75% Fe2O3 3% K2O 1% TiO2 4% , the others: very
Model Number Ferrochrome, ,Low-Carbon FeCr, Mic-Carbon FeCr
Shape Lump
Material: Cr , C, Fe
Packing 1 Mt Bag
Size: 10-100mm; Accept Custom
Usage:Metallurgy, Chemical,Steel Making
Characteristics
Ferrochrome is a kind of ferroalloy with chromium and iron as main component and it is one of the main alloy agent in iron and steel industry. Ferro chrome contains chromium between 50% and 70%.
Chrome is mainly used to improve the antioxidation and corrosion resistance of steel to make the surface of steel after it is oxidized to form strong adhension oxide film. Then it stops being oxidized or decelerates being oxidized. Micro-carbon ferro chrome is applied to making stainless steel, acid-resistant steel and heat resistant steel.
The Specifications of Ferro Chrome
HCFeCr Cr: 65% min, C: 8.5% max.
Chromite Sand is a naturally occurring spinel consisting primarily of the oxides of chrome and iron. It is a by-product of ferro-chrome production and is mainly used in foundry applications and in glass production.
Cr2O3:46.0% min
SiO2:1.0%max
FeO:26.5%max
CaO:0.30% max
MgO:10.0% max
Al2O3:15.5%max
P:0.003% max
S:0.003% max
SIZES: AFS35-40 AFS40-45 AFS45-50 AFS50-55 AFS55-60 AFS60-65
PACKING: 1MT big bag
Chromite Sand is a naturally occurring spinel consisting primarily of the oxides of chrome and iron. It is a by-product of ferro-chrome production and is mainly used in foundry applications and in glass production.
Cr2O3:46.0%min
SiO2:1.0%max
FeO:26.5%max
CaO:.30%max
MgO:10.0%max
Al2O3:15.5%max
P:0.003%max
S:0.003%max
SIZES:AFS30-35 AFS35-40 AFS40-45 AFS45-50 AFS50-55 AFS55-60 AFS60-65
PACKING:1MT big bag
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