Setter Plates And Discs

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Kiln furniture for firing electronic components including barium titanate capacitors, thermistors, and PZT piezoelectrics. Engineered to prevent contamination while withstanding repeated thermal cycles.

Product Applications
Electronics FiringPump & Valve Components
saggers

Saggers and Kiln Furniture for Non-Reactive Component Firing

Setter plates and discs function as essential saggers and kiln furniture, providing stable holding vessels that support and position components during high-temperature firing processes. Zircoa setter plates deliver superior performance for firing electronic components including barium titanate capacitors, thermistors, and PZT piezoelectrics at temperatures above 1300°C with no material reaction or contamination.

These precision kiln furniture pieces are engineered to withstand repeated thermal cycles while maintaining dimensional stability and chemical inertness. Available in various standard dimensions or manufactured to your specific requirements, our saggers ensure consistent positioning and contamination-free processing for critical electronic components.

Learn more about our kiln furniture solutions below, or contact our specialists to discuss your specific setter plate requirements.

The Benefits of Zircoa Saggers and Kiln Furniture

  • High-temperature capability above 1300°C with no material reaction
  • Chemical inertness prevents contamination of sensitive electronic components
  • Dimensional stability maintains precise positioning through thermal cycles
  • Superior thermal shock resistance for reliable repeated use
  • Non-reactive surface ensures component purity and quality
  • Custom dimensions available for specific application requirements
  • Extended service life reduces kiln furniture replacement costs
  • Consistent performance for repeatable processing results

Primary Industries

  • Electronic component manufacturing and assembly
  • Capacitor and ceramic component production
  • Semiconductor processing and advanced materials
  • Medical device component manufacturing
  • Precision ceramic and piezoelectric component production

Key Applications

  • Barium titanate capacitor firing and sintering
  • Thermistor manufacturing and heat treatment
  • PZT piezoelectric component processing
  • Multi-layer ceramic capacitor (MLCC) production
  • Electronic ceramic component sintering and annealing

Setter Plate and Disc Selection

Standard and Custom Configurations

Our saggers and kiln furniture are available in multiple configurations to meet your specific needs:

  • Flat round discs for standard component positioning
  • Setter plates for larger component arrays
  • Two-rail plates for specialized holding applications
  • Custom dimensions and configurations for unique requirements

Saggers Material Selection Guidance

Composition 1661 is recommended for initial testing and is used by the majority of our customers. This -28 Tyler mesh partially stabilized zirconia provides optimal performance for most electronic component firing applications.

Typical Properties

Flat Round Discs

Part No. Diameter (inches) Thickness (inches) Diameter (mm) Thickness (mm) Weight (lb) Weight (g)
S-2943-.25 0.75 0.250 19.1 6.4 0.02 9
S-2943-.50 0.75 0.500 19.1 12.7 0.04 16
S-2256-.25 0.80 0.250 20.3 6.4 0.02 9
S-2256-.50 0.80 0.500 20.3 12.7 0.04 18
S-3780.25 1.0 0.250 25.4 6.4 0.03 14
S-3780-.50 1.0 0.500 25.4 12.7 0.06 27
S-3781-.25 1.5 0.250 38.1 6.4 0.07 32
S-3781-.50 1.5 0.500 38.1 12.7 0.14 64
S-3782-.25 2.0 0.250 50.8 6.4 0.13 59
S-3782-.50 2.0 0.500 50.8 12.7 0.25 113
S-3783-.25 2.5 0.250 63.5 6.4 0.20 91
S-3783-.50 2.5 0.500 63.5 12.7 0.39 177
S-3575-.25 3.0 0.250 76.2 6.4 0.28 127
S-3575-.50 3.0 0.500 76.2 12.7 0.57 259
S-3784-.25 3.5 0.250 88.9 6.4 0.39 177
S-3784-.50 3.5 0.500 88.9 12.7 0.76 345
S-3785-.25 4.0 0.250 101.6 6.4 0.50 227
S-3785-.50 4.0 0.500 101.6 12.7 1.00 454
S-3786-.25 4.5 0.250 114.3 6.4 0.70 318
S-3786-.50 4.5 0.500 114.3 12.7 1.40 635
S-3787-.25 5.0 0.250 127.0 6.4 0.80 363
S-3787-.50 5.0 0.500 127.0 12.7 1.60 726
S-3788-.375 6.0 0.375 152.4 9.5 1.70 771
S-3788-.50 6.0 0.500 152.4 12.7 2.40 1089
S-3529-.375 7.0 0.375 177.8 9.5 2.31 1048
S-3529-.50 7.0 0.500 177.8 12.7 3.10 1406
S-3790-.375 8.0 0.375 203.2 9.5 3.02 1370
S-3790-.50 8.0 0.500 203.2 12.7 4.02 1823
S-3812-.375 10.0 0.375 254.0 9.5 4.72 4250
S-3812-.50 10.0 0.500 254.0 12.7 6.30 4250
Setter Plates and Two Rail Plates Sizes

Setter Plates

Part No. Length (inches) Width (inches) Thickness (inches) Length (mm) Width (mm) Thickness (mm) Weight (lb) Weight (g)
S-3406-.25 4.0 4.0 0.250 101.6 101.6 6.4 0.64 291
S-3406-.50 4.0 4.0 0.500 101.6 101.6 12.7 1.28 581
S-3460-.25 4.5 4.0 0.250 114.3 101.6 6.4 0.7 327
S-3460-.50 4.5 4.0 0.500 114.3 101.6 12.7 1.44 654
S-3810-.375 6.0 6.0 0.375 152.4 152.4 9.5 2.16 980
S-3810-.50 6.0 6.0 0.500 152.4 152.4 12.7 2.88 1308

Two Rail Plates

Part No. Length (inches) Width (inches) Thickness (inches) Rail H. (inches) Length (mm) Width (mm) Thickness (mm) Rail H. (mm) Weight (lb) Weight (g)
S-284-.25 4.50 2.375 0.25 0.125 114.3 60.3 6.4 3.2 0.4 182
S-603-.25 4.50 2.375 0.25 0.25 114.3 60.3 6.4 6.4 0.5 236
S-4324 5.91 5.91 0.375 0.25 150 150 9.5 6.4 2.1 950

Properties of Setter and Plate Compositions table

Composition 1651 1661
Stabilizer CaO CaO
Typical Chemistry
SiO2 (wt.%) 0.4 0.4
CaO (wt.%) 3.1 3.0
MgO (wt.%) 0.4 0.3
Fe2O3 (wt.%) 0.1 0.1
Al2O3 (wt.%) 0.4 2.1
TiO2 (wt.%) 0.1 0.1
Y2O3 (wt.%) N/A N/A
Typical Physical Properties
Density (g/cm3) 4.2 4.1
Porosity (%) 25.0 27.0
Cold MOR (Mpa) 16.5 33.0
Monoclinic (%) 27 30

Complete Kiln Furniture Solutions

Access our comprehensive technical resources including application guides, installation procedures, recent news, and downloads related to zirconia products and Zircoa. Our engineering team provides ongoing support to ensure contamination-free processing and consistent results for your electronic component manufacturing. Know exactly what you need? Visit our product and application filtering portal here.

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Contact a specialist

USA & Worldwide

Kyle Borgmann

+1-440-384-9717

Europe, the Middle East, Africa & India

Klaus Steuer

+49-160-92364181