7b Magnesia Cupels - Application: Assaying In Gold & Silver Fire Analysis at Best Price in Salem

7b Magnesia Cupels - Application: Assaying In Gold & Silver Fire Analysis

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Product Specifications

Water Absorption	High, aids in lead absorption
Form	Solid, circular disc with central depression
Density	2.0 Gram per cubic centimeter(g/cm3)
Hardness (%)	Approx. 85-90
Purity(%)	Typically 95% - 98% MgO
Surface Finish	Smooth textured exterior, porous internal matrix
Melting Point	Above 1600AdegC
Usage & Applications	Mainly for fire assay of precious metals, supporting laboratories, refineries, and educational institutes
Application	Assaying in gold & silver fire analysis, precious metal testing labs, and mining industries
Chemical Composition	MgO (Magnesium Oxide) 95%+, with balance CaO and trace components
Types of Refractories	Other, Basic Refractory (Magnesia based)
Shape	Other, Round cup-like, deep cavity
Porosity	Controlled/microporous to absorb lead oxide efficiently
Dimensional Stability	Other, Excellent at high temperature, low shrinkage
Strength	High compressive strength, suitable for repeated heating and cooling
Specific Gravity	2.3 aEUR" 2.5
Thermal Conductivity	Low
Color	White / Light Grey
Supply Ability	50 Per Month
Delivery Time	45 Days
Main Domestic Market	All India

Company Details

Business Type

Exporter, Manufacturer, Distributor, Supplier

Employee Count

120

Establishment

2016

Working Days

Monday To Sunday

GST NO

33BEIPS5044D1ZN

Seller Details

Indian Mag Cupels

GST - 33BEIPS5044D1ZN

TrustedSeller

Salem, Tamil Nadu

Proprietor

Mr Prasad Shah

Members since

8 Years

Address

252/28, N.M Arcade, 1st Floor, Opp. ARRS Multiplex, Meyyanur By- Pass Road, Salem, Tamil Nadu, 636009, India

magnesia brick in Salem

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Product Name

7B Magnesia Cupels

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Buyer Feedback

Water Absorption

High, aids in lead absorption

Less than 3%

Form

Solid, circular disc with central depression

Solid

Density

2.0 Gram per cubic centimeter(g/cm3)

3.15 Gram per cubic centimeter(g/cm3)

Hardness (%)

Approx. 85-90

90-95%

Purity(%)

Typically 95% - 98% MgO

Above 98%

Surface Finish

Smooth textured exterior, porous internal matrix

Smooth finish

Melting Point

Above 1600AdegC

Around 2200AdegC to 2300AdegC

Usage & Applications

Mainly for fire assay of precious metals, supporting laboratories, refineries, and educational institutes

Lining of steel making furnaces, electric arc furnaces, cement rotary kilns, and various high-temperature industrial furnaces

Application

Assaying in gold & silver fire analysis, precious metal testing labs, and mining industries

Used in steel-making furnaces, non-ferrous metal furnaces, cement rotary kilns, and glass tank regenerators

Chemical Composition

MgO (Magnesium Oxide) 95%+, with balance CaO and trace components

MgO: 60-70%, Cr2O3: 8-18%

Types Of Refractories

Other, Basic Refractory (Magnesia based)

Other, Basic Refractories

Shape

Other, Round cup-like, deep cavity

Other, Rectangular / Standard refractory brick

Porosity

Controlled/microporous to absorb lead oxide efficiently

16 - 20%

Dimensional Stability

Other, Excellent at high temperature, low shrinkage

Other, High at elevated temperatures

Strength

High compressive strength, suitable for repeated heating and cooling

Cold Crushing Strength: 35 - 45 MPa

Specific Gravity

2.3 aEUR" 2.5

3.8 - 3.95

Thermal Conductivity

Low

Low thermal conductivity, approx. 2.3 - 2.6 W/mK

Color

White / Light Grey

Brownish or dark black

Sold By

Indian Mag Cupels
Salem, Tamil Nadu

S.k Gupta Pvt Ltd
Mumbai, Maharashtra

7b Magnesia Cupels - Application: Assaying In Gold & Silver Fire Analysis

Product Specifications

Company Details

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