Polished Surface Ceramic Welding Pins With High Thermal Shock Resistance

Silicon Nitride Ceramic Tube with formula Si3N4 for Industrial Ceramic

1 . Descriptions:

Silicon nitride is an extremely efficient material for temperature measurement and control of aluminum and many nonferrous alloys. Silicon Nitride Thermocouple Protection Tubes exhibit excellent performance under corrosive and abrasive conditions and very high temperatures.

Specification:

1. Purity of material: zirconia, silicon carbide, boron nitride, alumina optional;

2. Dimension capability: Outer diameter from 0.3mm to 50mm;

3. Different shape availability: Round, Square, Rectangular and Oval;

4. Precision processing: Fine ground, CNC maching;

5. Surface treatment: Polished, Glazed, metal coating

2 . Advantages:

• Gas-tight

• Long life typically >12 months

• Excellent temperature response – melt temperature can be determined after approx. 1 min.

• Unaffected by corrosion throughout its lifetime

• Can be used in melts containing sodium and strontium

• No melt contamination

• High temperature resistance up to approx. 1,300°C

• High thermal shock resistance

• No preheating required at operation temperatures below 900°C

• Resists build-up of dross

• Electrically insulating

• High abrasion and erosion resistance

• Easy cleaning of bake-on

• Best price/performance ratio