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Surface roughness - Bulgaria

Bulgaria
  1. OPSIL LTD

    Bulgaria

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    Opsil LTD is a successor of the traditions of production of semiconductor materials dating back to the 1980s. The initial production has been of gallium arsenide (GaAs) monocrystal, sawed and polished wafers. Subsequently the production of Gallium phosphite (GaP) and Indium phosphite (InP) monocrystal, sawed and polished wafers has been promoted. From the mid-80s of the last century the production of monocrystalline Silicon for electronics, optics and photovoltaics has started. OPSIL Ltd. currently has got 3 pulling machines for monocrystalline Silicon, sawing machine , machines for external grinding; inside sliding machines; annealing furnace, faceting machine, measuring equipment for input and output control. The staff consists of highly qualified workers with many years of experience in this production field. Our company products are being sold in Israel, Germany, France, Sweden, UK, South Korea and USA.

  2. TOSHEVI LTD

    Bulgaria

    TosheviOOD is a family-owned business, established in 2001 in the town of Plovdiv.We operate our own production facility, spreading on 3000sq.m., of which the building area is 760sq.m. It issituatedin the eastern industrial zone of the village of Trud.Mechanical processingBackMechanical processing operations are performed using both CNC machines and conventional machines . This technology allows the precision processing of combination surfaces. Modern metal cutting tools are used to achieve high roughness class and remarkable efficiency.Turning-Conventional machining D max=500mm L max=1000mmCNC machining D max=160mm L max=400mmD max=250mm L max=70mmMilling-Conventional machining Хmax=600mm Y max=250mm Z ax=400mmCNC machiningX max=800mm Y max=500mm Z max=700mmDrilling D max=50mm h max=125 mmWeldingThe applied welding processes are performed in controlled production environment by qualified and certified welders , as approved by an independent authority.MIG-MAGBase material: Black steelTh