Wafers with maximum dimensions 200x200 mm are being lapped. Capacity – 1000 kg/month. Surface roughness – ˂ Ra 0.1
OPSIL LTD
Bulgaria
The company is technologically capable of slicing of thin wafers from optical glass and semi-precious stones.
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Bulgaria
Wafer thickness(μm) standard >350 >400 >440 >500 minimum 300 350 380 420 Through-the-thickness accuracy(μm) standard ±15 ±20 ±20 ±20 Thickness deviation TTV (μm) maximum 10 15 20 25 standard <7 <10 <10 <12 ИWafer warp (μm) maximum 30 35 40 45 standard <15 <15 <20 <25
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Bulgaria
Full square 100х100 from Ф 135 mmPseudo-square 100х100 from Ф125 mm Pseudo-square 125х125 from Ф150 mm
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