S & D Materials, located in Rochester, NH USA, provides a diversified but related portfolio of products and services to manufacturers, end users, and channel partners of all types and tiers on every continent.
Sapphire Solutions
We supply synthetic sapphire windows, lenses, wafers, substrates, tubes, ingots, rods and other forms used in multiple industries like semi mfg., optics, aerospace, electronics, medical equipment and more.
Sapphire On Quartz
Sapphire-On-Quartz (SOQ) parts - quartz substrates with a thin coating of sapphire on the surface – are used in the CF4 plasma environments common in chip making processes.
Optical Materials
We supply optical components made from materials such as sapphire, quartz, calcium fluoride, magnesium fluoride, BK7, silicon, and others for many applications and uses.
Coating Solutions
We provide optical and protective coatings, either as finished coated parts on multiple substrate materials, or we'll coat customer-supplied parts. Coating solutions incl. anti-reflective, bandpass filters, UV filters.
Ferrofluidic Solutions
We sell and repair ferrofluidic (magnetic) seal solutions for feedthroughs, rotary gas unions and host assemblies of all types from Novellus, Axcelis, AMAT, TEL and Varian.
Semiconductor Solutions
S & D supplies ceramics consumables, various critical parts and assemblies; we also sell and service ferrofluid seals used in diffusion, implant and etch process areas, and we overhaul MKS/ASTeX plasma applicators.