Langasite (LGS) and Langatate (LGT)

Type		Size	Model Download	Application
Langasite - Lanthanum Gallium Silicate La3Ga5SiO14  (LGS)
Langasite (LGS) Boules		Orientation <00.1>, <01.1> or <11.0>	send enquiry
Langasite (LGS) Sections		Diameter: 90 mm ~ 102 mm Length: 70 mm ~ 100 mm Weight: 2 kg ~ 5 kg Orientation: to be specified	send enquiry	for SAW Wafers
Langasite (LGS) Blocks		lx = 5 mm ~ 30 mm ly = 5 mm ~ 30 mm lz = up to 90 mm	Specification Worksheet	for BAW Substrates
Langasite (LGS) Wafers		Diameter: 3" (76.2 mm) or 100 mm Thickness: 0.35 mm or 0.5 mm Orientation: YXlt/48.5°/26.6° front side polished, back side lapped	Data sheet LGS SAW Wafers Specification Worksheet	for SAW applications
Langasite (LGS) Blanks, rectangular		lx = 10 mm ~ 20 mm ly = 10 mm ~ 10 mm lz = 0.2 mm and more Orientation: to be specified Surface: lapped (Ra = 0.3 ~ 0.5 µm) or polished Shape: plano-plano or to be specified	Specification Worksheet	for BAW applications
Langasite (LGS) Blanks, round		Diameter: 5 mm to 15 mm Frequency: 5 MHz to 21 MHz Orientation: rotated Y-cut Surface: lapped (Ra = 0.3 ~ 0.5 µm) or polished Shape: plano-plano or to be specified	Specification Worksheet	for BAW applications
Langatate - Lanthanum Gallium Tantalate La3Ga5.5Ta0.5O14  (LGT)
Langatate (LGT) Boules		Orientation <00.1> or <11.0>	send enquiry
Langatate (LGT) Blocks		lx = 5 mm ~ 30 mm ly = 5 mm ~ 30 mm lz = up to 100 mm	send enquiry	for sensor applications
Langatate (LGT) Plates		Diameter: up to 60 mm ... 80 mm or rectangular Thickness: to be specified	send enquiry	for sensor applications
Langatate (LGT) Wafer		Diameter: 2" (50.8 mm) Thickness: 0.5 mm Orientation: Z+13.5° front side polished, back side lapped	Data sheet LGT Wafer
Langatate (LGT) rings		Outer diameter: 6 ~ 15 mm Inner diameter: 3 ~ 6 mm  t = 0.15 mm ~ 0.8 mm Meatallization: both sides Cr-Au	Data sheet LGT rings Specification Worksheet	as sensor elements