QSIL GmbH Quarzschmelze Ilmenau

Gewerbering 8, 98704 Langewiesen
Telephone +49 3677 6415-0
Fax +49 3677 6415-42


Hall map

THERMPROCESS 2015 hall map (Hall 10): stand H04

Fairground map

THERMPROCESS 2015 fairground map: Hall 10

Our range of products

Product categories

  • 03  Refractories technology
  • 03.01  Refractory materials and products, insulating materials
  • 03.01.03  Refractory gating system parts

Refractory gating system parts

  • 13  Miscellaneous equipment for metallurgical plants and rolling mills
  • 13.06  Thermal insulation and refractory materials

Thermal insulation and refractory materials

  • 03  Componentes, equipment and other supplies
  • 03.12  Heat-insulating and refractory
  • 03.12.01  Material
  •  Refractory bricks, tiles, profiles

Refractory bricks, tiles, profiles

About us

Company details

QSIL is a leading producer of fused quartz products, which are sold under the trademark ilmasil. From the factory in Germany, its products are widely suplied troughout the global market. The sole focus of QSIL is the manufacture of fused quartz, including the fusion of heavy wall cylinders, small and large diameter tubes, and the fabrication of customized products.
Because of its unique plasma fusion process, QSIL is the only company with the ability to manufacture hollow cylinders (billets) using a single production step.
. With many years experience in the melting and fabrication of fused quartz,as well as having state of the art processing technologies and quality control equipment, QSIL has unique capabilities to supply its customers with products of the highest quality. As a result, the ilmasil® fused quartz has been certified by leading OEMs.

Our worldwide customer base relies on the quality and performance they receive from QSIL’s products. QSIL’s main objective is to supply products which bring the highest level of value to its customers.

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