Natural Scratch-free Mica Fabrication
Since 1975 B&M is manufacturing High Precision Mica components with tolerances of .00005" and thickness from .0001" to .031" confirming to ASTM (D-351-97) standards. Our in house ZERO DEFECT policy provides the best work with mica available, from small lot prototypes to high volume requirements for:
- Nuclear
- X-Ray Analysis Instruments
- Gauge Glass (Complete Kit)
- Aerospace
- Medical
- Electronic
- Automotive
TYPICAL APPLICATIONS
Due to the superior insulating characteristics of Natural Superfine Muscovite Mica, its use is almost endless, but not limited to:

- Mica Windows for Geiger Muller & Klystron Tubes
- Quarter & Half Plates for Laser Industry
- X-Ray Analysis Instruments
- Non-Contact Electro-Optical Instruments
- Optical Components
- Gauge Glass Mica Shields
- Metalizing Resistance Cards
- Metalizing Diaphragm Valves
- Bolometer
- Large Transmitter Capacitors
- Naval & Air Craft Sound Detection
- Radiation Pyrometers Windows
- Electronics & High Temperature Applications
- Vacuum Scratch-free Mica Discs
- Combustion Furnaces



