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China Zhengzhou Rongsheng Refractory Co., Ltd. certification
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Use and maintenance of refractory brick

In order to make the materical of kiln liner function fully and ensure its turnaround, prolong service life, making following provisions for the masonry:
1、Sweep carefully the dust and crumbs on the inside wall of kiln shell.
2、Inside wall of kiln shell should be level up and no irregularity phenomenon.
3、The mortar joint between brick and brick is controlled 1.5mm~2mm.
4、Mortar smear should be even and full. Don’t  hane thelack of the mortar phenomenon. You should smear well the mortar.And you twist mortar with brickwork to extrude a litter mortar.
5、Masonry of kiln liner must be level up and no slab staggering .You should do your best to avoid malposition, lean, mortar joint uniformity, decentring, hemstitch, straight joint, yawn, bursted, raw seam, warp form the shape of the snake, humping and the mortar is unwell, etc are common faults.
6、According to design, the expansion gap of firebrick must remain. You cannot omit.
7、You should masonry in advance in important and complex outline part of the klin lining.
8、Firm whipstich.You must process finely brick with brick cutter. Don’t  process brick with hand. Neck brick should be larger 70% than other brick. The last brick in one plane or the brick in a curve should be larger 50% than other brick. Must foreshaft with the same brick. The machined surface is not suitable to facing the inside hearth.
9、Refractory brick should be stored in dry warehouse.

Pub Time : 2015-01-09 09:48:49 >> News list
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Zhengzhou Rongsheng Refractory Co., Ltd.

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