Virtually any material* can be cut using Waterjet machining:
Steel Plastic
Aluminum Rubber
Stainless Steel Foils
Copper Gasket Material
Carbon Fiber Stone
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Brass Glass
Fiberglass Marble
Titanium Tile
Ceramics Wood
Tool Steel Acrylic
Hastelloy Bullet-proof Glass
Inconel Polyurethane
Magnesium and more....
*Except Tempered Glass and Water-soluble materials