Arch Support - ЗГК-Казахстан

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PRODUCTION AND SALES OF MINING STEEL STRUCTURES
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Arch Support

Three-link yielding steel arch support.

Three-link yielding steel arch support ST TOO 180640014918-03-2018 is used to support permanent and preparatory openings of shafts and mines.
Four-link yielding steel arch support.

Four-link yielding steel arch support ST TOO 180640014918-03-2018 is used to support permanent and preparatory openings of shafts and mines.
Five-link yielding steel arch support.

Five-link yielding steel arch support ST TOO 180640014918-03-2018 is used to support permanent and development openings of shafts and mines.

Yielding steel inverted arch support is mounted in mine openings to prevent collapse and blow-up in hazardous unstable rocks and surrounding coal block and keep the required dimensions of the opening. The openings fastened with support serve for as follows: coal transportation using belt and scraper conveyers, rolling stock, ventilation, movement of people, delivery of equipment and materials.

Steel trapeze support ST TOO 180640014918-03-2018 is used to support up to 30 horizontal and inclined development openings, which are located beyond and within extraction influence zone with expected vertical top rock movement up to 200 mm, developing flat, inclined and steep seams.

Yielding steel trapezoid support ST TOO 180640014918-03-2018 is used to support horizontal and inclined development openings, which are left behind breakage face and advanced on contact with mine goaf developing flat seams.

Yielding steel circular support ST ТОО 180640014918-03-2018 is used to support permanent and development openings of shafts ad mines.

Steel faced-end support design consists of I-beams and special profile steel. The support design of most face-ends consists of a room (crown runner) frame. Many support components are customized. The room frame consists of two stands made of twin I-beams No.No.27-27 with welded supports on the top and at the bottom, crown runner beam made of twin I-beams and fastening elements (most often limiters welded at the bottom of the beam and on the sides of the stands). Face-end semi-frames, each of those consists of two stands of arch support and section made of SVP (special interchangeable profile). Stands and section are connected between each other with locks ZPK; a free end of section SVP is put on the room frame and attached to it with special clamps.
ZGK-Kazakhstan LLP, Republic of Kazakhstan, East Kazakhstan Oblast, Ust-Kamenogorsk, Samarskoye Shosse Street, 2/1
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