Ceramic Protective caps

Temel bilgi
Menşe yeri: Yixing, Çin
Marka adı: FFTC
Sertifika: ISO9001:2008
Min sipariş miktarı: 100pcs
Fiyat: Negotiation
Ambalaj bilgileri: karton ve tahta sandık
Teslim süresi: 3-4 hafta
Ödeme koşulları: MoneyGram, T / T
Yetenek temini: 1000000 / yıl
tip: Seramik Borular renk: Gri
Uygulama: Endüstriyel Seramik Malzeme: Alümina Seramik
Örneklem: Mevcut Yoğunluk: 3,2 g / cm3
Eğilme direnci: 800 Maksimum çalışma sıcaklığı: 1400 ℃

Wear Resistant Silicon Nitride Ceramic Thermocouple Protection Tube for Sale



Silicon nitride ceramic thermocouple protection tube protects the sensitive thermocouple element from aggressive compounds in the furnace atmosphere. Due to their very good thermal conductivity, the accuracy of the thermocouple reading is increased.The silicon nitride ceramic has very high working temperature, up to 1200℃.It has good chemical resistance and good thermal conductivity for accurate metering.




1. Long service life

2. Sintering: GPSN/RSSN (gas pressure sintering, reaction sintering)

3. Good abrasive resistance
4. Excellent thermal shock resistance
5. Top refractory
6. Reduced maintenance requirements and ease of maintenance
7. Anti-corrosion in the high-temperature
8. Perfect electrical insulation resistance
9. Customization available


Product Description

Silicon nitride ceramics characteristics and its low weight make silicon nitride an excellent material choice for demanding applications. This is why components made of silicon nitride ceramics are successfully used in various welding processes.

We can supply advanced technical ceramic part according to customer's drawings, samples and performance requirement

Bulk density Kg/m3 3.2×103
Water absorption % 0
Mechanical properties Vickers hardness load 500g (GPa) 13.9
  Flexural strength MPa 610
  Compressive strength MPa 3820
  Young's modulus of elasticity GPa 290
  Poisson's ratio - 0.28
  Fracture toughness MPa√m 5
Thermal characteristics Linear thermal expansion coefficient 40-400℃ ×10-16/℃ 2.6
    40-800℃   3.2
  Thermal conductivity W/(m·K) 20
  Specific heat J/(kg·K) 0.66×103
  Thermal shock resistance(Put into the water) 550
Electrical characteristics Dielectric strength V/m 10×106
  Volume resistivity 20℃ Ω·cm >1014
    300℃   1012
    500℃   1010
  Dielectric constant (1MHz) - -
  Dielectric loss angle (1MHz) (×10-4) -
  Loss factor (×10-4) -
Chemical properties Nitric acid (60%) 90℃

WT Loss


  sulfuric acid (95%) 95℃   0.40
  Sodium hydroxide (30%) 80℃   0.36



Packing and Delivery

We pack our goods in wooden case.

We send goods by Sea/Air/Express timely and saftely.

Ceramic Protective caps 0



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