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Electronic Glass Frit and Powders Development Services
Glass Formula Development
- Composition engineering to meet customer requirements
- Development phase partnering
- Scale up melting
Quality Production Methods
- Preproduction verification with lab melting/milling & characterization
- Melting in platinum crucibles (acid cleaned to prevent cross contamination)
- Appropriate selection of raw materials
- Careful batching procedure
- computerized adjustments for equivalencies and minor ingredients
- computerized bar code guided batching
- lot identification, control and traceability
- Careful melt control
- composition-specific production procedures
- three continuous temperature readings: ambient, top & bottom of glass
- preset time-temperature profiles with PID controllers
- temperature control w/alarms for consistent thermal history
- Appropriate quenching depending upon glass
- de Ionized water quenched
- dry roller quenched
- constant temperature throughout pour
- rapid quenching for crystallization-sensitive glasses
- Closed system for water frit casting/drying/prepacking
- Quality powder processing
- composition-specific milling procedures
- wet, dry ball mills, vibratory mills
- grind to specific median particle size and/or surface area
- dry or wet screening, various mesh sizes
- consistent quality, high volume spray drying
In-House Analytical Support
- Density (displacement or picnometry)
- Softening Point (Labino)
- Thermal Mechanical Analysis
- Coefficient of Thermal Expansion
- Dilatometric Softening Point
- Glass Transition Temperature
- TG/DTA
- Crystallization Peaks
- Gravimetric Loss
- Glass Transition
- Powder Particle Size Distribution
- Surface Area
- Moisture Content
- Dielectric Constant and Loss Tangent
Quality Control of Critical Characteristics
- Strict calibration program
- Measurement Systems Analysis
- Statistical Process Control (SPC)
- Control Charts
- Cpk Tracking
Other Capabilities
- Range of furnace sizes for scale up: 18 liter to 186 liter
- Ability to handle heavy metal oxides and other toxic materials
- Operate to all applicable environmental and safety regulations
- Air collection at dozens of critical process points
- Appropriate bag houses and scrubbers
- Plant wide central vacuum cleaning system
- Plant wide central water collection and treatment
The VIOX Mission Program
- A total quality management system
- A continuous improvement system
- Led to receiving the Washington State Quality Award for 1996 (uses the full Malcolm Baldrige criteria).
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Events:
VIOX Corporation will be attending and exhibiting at several technical symposia and trade shows and will be available for meetings. Contact Harlan Brown (Hbrown@viox.com) for more information or to schedule a meeting.
News:
For the tenth straight year, VIOX Corporation has been rated the TOP electronic glass manufacturer in the United States (by annual survey of market).
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