Prolog Semicor Ltd

Materials for Semiconductor Application

Monocrsytaline Sapphire Ingots

Materials and Components for Solar Application

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Monocrystalline sapphire ingots for LED, optics, shields and watches industry

Prolog Semicor Ltd produces monocrystalline sapphire ingots with diameter up to 150mm for LED, optics, shields, watches industry and other application.

We can make ingots and disks in accordance to requirements of customer.

Basic parameters of monocrystalline sapphire ingots

Chemical formula	Al₂O₃
Density	3.98 g/cm³
Orientation	A, R, C
Orientation tolerance	±0,1º
Diameter	from 30 mm to 150 mm
Primary flat	In accordance to the specification of customer
Ingots lengths	From 50 mm to 200 mm
Crystal quality	Optical, grade 4 Optical. The blocks, bubbles with size >50mkm, impurities seen in polarized light and in-focus light – are not allowed.