5000 Piece/Pieces per Month Protection Tubes sample order are available
Packaging & Delivery
1.inner foam with outter polywood case
2.inner foam with outter carton packaged on plastic pallet
Express Courier/ Air/Ocean Freight Service
China Factory Silicon Nitride Thermocouple Protection Tube For Casting
Kaixin Special Materials techonolgy Co.,Ltd.,, offers a family of foundry accessories made from silicon nitride, a high-strength ceramic material with excellent resistance to corrosion and high temperatures.
- Features -
• 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
Density (g/cm3 )
Cold crushing strength
Highest use temperature in air (℃)
Highest use temperature in protective atmosphere(℃)
Cold bending strength (MPa)
High temperature bending strength(MPa)
Outside Diameter (mm), a
Inside Diameter (mm), b
Max. Length (mm), c
With circumferential flat bottomed or hemispherical groove on request.
Other sizes and groove designs available on request.
We offer full ceramic and steel flange systems in both standard and custom sizes in order to provide the best adaptation to your furnace configuration.
Kaixin advanced ceramic products are manufactured at ISO 9001 certified facilities. Our manufacturing processes are optimized for quality, efficiency and consistency – helping ensure reliable and repeatable product performance
Properties of materials commonly used for processing molten aluminum
The only 99% high purity silicon nitride manufacturer in China ---Hengyang Kaixin established in June,2013, is specialized in designing and manufacturing of silicon nitride ceramic products with 8 years experience and IS9001,SGS,ROHS passed ,the area of our factory is 5000 square meters and 50-100 staff ,In addition to the advanced facilities and equipment,there are 10-20 people in the r&d department
The use of microwave high-temperature sintering bell jars to produce large-scale nitride ceramics is the first in China and the world, not only energy-saving, but also green.
Our main product like riser tube ,thermocouple protective tube,radiant tube,plunger,heating rod,electrode protection cover,which are widely used in military project,aerospace and navigation,smelt,chemical industry,electronics,medicine.
The OEM and R & D are available, We warmly welcome further inquiries from overseas customers.