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Introduction:
High Temperature Oxygen Index Test Apparatus belongs to anti
flaming test equipment for measuring the combustion performance of
the vertical bars or 10.5mm thin plastic material under test
conditions.It is also suitable for combustion performance of
vertical supporting film or thin film materials .
Standards
Characteristics
1. The combustion cylinder with a heating element and a
preheater.The temperature of combustion cylinder is adjustable .
2. The computer automatically controls the whole test process. The
operator inputs the oxygen concentration value from the keyboard
based on the test requirements. The TOI apparatus can automatically
adjust the oxygen concentration value in the rangeof setting.
3. Direct detection and display of oxygen concentration value in
the sample chamber.
4. Automatic ignition is safe and reliable .
5. The computer automatically handles each set of testdata,and the
determining reliability of the testdata .
Technical Specifications
1 | Test temperature range | 25 ºC ~ 150 ºC |
2 | The accuracy of the test temperature | ≤125 ºC ± 2 ºC;> 125 ºC ± 3 ºC |
3 | The oxygen concentration setting range | 10% ~ 60% (± 0.1%) |
4 | The flow of oxygen, nitrogen can be controlled at the set value; the control precision | ± 0.01L / min, Resolution: 0.01L / min |
5 | Oxygen concentration stepsize | it can be set from 0.1% |
6 | Combustion time | 1 second to 300 seconds |
7 | Ignition flame height | 15 to 20 mm adjustable |
8 | Ignition timing | 15s ± 1s |
9 | The quartz glass burner tube dimensions | internal cylinder(inner diameter ≥75mm, height ≥450mm); outer tube ( the clearance between inner cylinder is 5mm ~ 10mm, the same height as theinternal cylinder). |