Igniters
Igniter Elements
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STE2-4
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STE3-5
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STE5-10
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STE6-15S
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STE6-16
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STE7-15
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Type
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Impact
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Impact
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Impact
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Squeeze
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Impact
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Impact
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Diameter (mm)
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2.15 ± 0.05
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3.00 ± 0.05
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5.00 ± 0.05
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6.35 ± 0.05
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6.27 ± 0.05
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7.00 ± 0.05
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Length (mm)
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4.50 ± 0.08
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5.00 ± 0.08
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10.00 ± 0.1
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15.00 ± 0.1
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16.00 ± 0.1
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15.00 ± 0.1
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Density (ρ)
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7.6
|
7.6
|
7.6
|
7.6
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7.7
|
7.7
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Dielectric Constant (E)
|
950 ± 50
|
980 ± 100
|
980 ± 50
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1100 ± 100
|
2000
|
2000
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Electric Capacity (c)
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8 ± 2(pf)
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10 ± 2(pf)
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14 ± 4(pf)
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20 ± 2(pf)
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38 ± 2(pf)
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50 ± 5(pf)
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|
Electro-Mechanical coupling factor (K33)
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≥ 0.68
|
≥ 0.65
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≥ 0.68
|
0.65
|
0.75
|
0.75
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|
Output Voltage Constant (G33)
|
28 ± 2 |
28 ± 2
(10-3V·m/N) |
31 ± 2
(10-3V·m/N) |
30 ± 2
(10-3V·m/N) |
28 ± 2
(10-3V·m/N) |
28 ± 2
(10-3V·m/N) |
|
Piezoelectric Charge Constants (D33)
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≥ 290 (PC/N)
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≥ 300 (PC/N)
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≥ 260 (PC/N)
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≥ 300 (PC/N)
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≥ 450 (PC/N)
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≥ 500 (PC/N)
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|
Curie Point (Tc)
|
≥ 310°C
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≥ 310°C
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≥ 310°C
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≥ 310°C
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≥ 300°C
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≥ 300°C
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Temperature for Operation
|
Under 100°C
|
Under 100°C
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Under 120°C
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Under 120°C
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Under 120°C
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Under 120°C
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Insulation Resistance
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Over 50,000 MΩ
|
Over 50,000 MΩ
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Over 50,000 MΩ
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Over 50,000 MΩ
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Over 50,000 MΩ
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Over 50,000 MΩ
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|
Static Compressive Strength
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More than 3,000 Kg/cm2
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More than 3,000 Kg/cm2
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More than 4,000 Kg/cm2
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More than 6,000 Kg/cm2
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More than 5,000 Kg/cm2
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More than 5,000 Kg/cm2
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