ADVERTISEMENT.
COKB.
The coke is graded into three classes, viz. :-
Special. This is a first-class foundry coke, close-grained, hard, heavy and free from sulphur. It is manufactured with great care from the celebrated Tangshan "No 5 Seam" coal, which is thoroughly washed.
This coke is used by Government Arsenals, Mints and Dockyards, and is fully equal to the best Durham coke.
No. 1 Coke.-This is a good quality coke, manufactured from carefully washed coal, and is suitable for general foundry purposes.
No. 2 Coke.—Is a cheap quality of Coke suitable for household and domestic use.
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FIREBRICKS, TILES, PIPES, Etc.
A very fine quality of fireclay is obtained at the Mines. The Brickfields are equipped with an electric plant of the most modern type, capable of an output of two million firebricks per month. Special attention is given to arch and cupola bricks and blocks of all varieties.
Stocks of fire and clinker bricks of the standard size 9′′×44′′ × 24′′ answering to the following descriptions, are always available :—-
"A" Class Firebricks.—Specially adapted for furnaces developing intense heat. They are machine-pressed and manufactured from the best quality of fireclay only. They will be found fully equal to the best imported Scotch firebricks, and are greatly merior to any bricks manufactured in the Far East. These bricks withstand a temperature of 2930° Fah.
B“ Class Firebricks.—Similar to "A" class, but are not machine-pressed. These bricks withstand a temperature of 2930° Fah. Is slightly more refractory
"A" class.
than the
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The degree of refractoriness in the firebricks is slightly higher than that of best Scotch firebricks while it is nearly 1,000 degrees superior to Japanese goods.
·C" Class Clinker Bricks.--These bricks are machine-pressed and manufac- tured from a different quality of clay. They are excellent firebricks, though their heat-resisting properties are not so great as the "A" class. They are first-class building bricks, equal to the best English bricks of similar kind, and are specially suitable for use in permanent public buildings. Withstand a temperature of 2570° Fali.
1 Class Clinker Bricks.--These bricks are similar to "C" class, but are not machine-pressed. Withstand a temperature of 2570° Fah.
The Company will also manufacture coloured, tesselated and glazed tiling in various artistic designs, glazed bricks, machine-made salt-glazed earthenware drain pipes and roofing and flooring tiles in designs suited to all requirements.
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