Coating material for furnace wall of coke furnace carbonization chamber and using method thereof
A carbonization chamber and furnace wall technology, applied in the field of refractory materials, can solve problems such as aggravating furnace wall damage, and achieve the effects of excellent thermal shock resistance, high hardness and good durability
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[0047] The basic composition of the coating materials of Example 1, Example 2 and Example 3 is shown in Table 1. Mainly use SiO 2 -Al 2 o 3 -ZrO 2 It is a variety of flux materials for refractory raw materials and ceramics.
[0048] The composition of table 1 embodiment
[0049]
[0050] Lepidolite <0.15mm
18
24
10
Feldspar<0.088mm
15
13
10
Sodium silicate<0.15mm
2
4
6
Borax <0.15mm
Or boric acid <0.15mm
--
1
--
2
4
--
Barium chloride<0.088mm
Or barium sulfate <0.088mm
1
--
1
--
--
2
[0051] After proportioning according to Table 1, all raw materials are uniformly mixed and ground in a ball mill, and the coating fineness ≤ 0.074mm is more than 90 wt%, which is the finished coating material. During spraying construction, the amount of water added to the coating material is 30-50 wt%, stirred into a uniform slurry, and sprayed ...
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