Special castable for zibo yuneng forging furnace

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2018-06-12

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Special castable for zibo yu neng forging furnace

Forging furnace is the basic heating equipment for heating forging materials in forging and pressing workshop.Its main characteristics in the production process are: forging varieties, specifications, small batch;Forgings vary in weight and size, with bituminous coal as fuel for the flame heating furnace, forge furnace is mainly composed of combustion chamber, heating room, air supply device, heat exchanger and flue, chimney and other parts.

The castable of forging furnace produced by our company USES mullite, corundum and ultrafine powder and other materials, which has the characteristics of convenient construction, high strength, good erosion resistance, less coking and long service life.

Main physical and chemical properties of castable products of forging furnace

No.		AS-50	AS-60
chemical composition	Al2O3≥	50	60
refractory ℃ ≥		1400	1500
pressive strength	110℃x24h≥	50	55
pressive strength	1350℃x3h≥	70	80
bending strength	110℃x24h≥	9	9
bending strength	1350℃x3h≥	12	12
burn after line changes 1350℃x3h		±0.5	±0.3
volume density（g/cm3）		2.3	2.45
working temperature，℃		1300	1400

Forge furnace repair material

The repairing material of forging furnace is made up of reasonably graded refractory aggregate, powder, binder and admixture, which is suitable for daubing and ramming construction.

The main physical and chemical properties of the forging furnace repair material products

No.		GL-50	GL-55
chemical composition	Al2O3≥	45	55
refractory tem.℃ ≥		1600	1700
pressive strength	110℃x24h≥	30	35
pressive strength	1350℃x3h≥	40	45
burn after line changes1350℃x3h		±0.5	±0.5
volume density（g/cm3）		2.25	2.3