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Zys Precision Specialty Balls 1/16

Zys Precision Specialty Balls 1/16" Chrome Steel Balls 0.0625" Grade 25

Si3N4 Ceramics is a new type of non-metallic ceramic material. It is characterized by high strength at room temperature and high temperature, and the strength of Si3N4 can be maintained at 1200 ℃.

We guarantee the high quality of our moist heat eye compress ceramic beads, porous ceramic pipe, alumina silicate ceramic rods with the company's strong sense of responsibility. Relying on years of unremitting efforts, our company has won praise from the industry and customers. We firmly believe in today' s quality, tomorrow' s market! From production to sales, we have a set of strict management mode, and the product quality is excellent. We have been conducting long-term research on high-tech research and development and technical flow of product application performance, thus ensuring the stability of product quality and the ever-changing market demand.

Product Description

Si3N4 Ceramics is a new type of non-metallic ceramic material.  One of the popular product of Si3N4 ceramics is Si3N4 tube. The tubes are mainly used in conjunction with thermocouples to protect them. It allows the thermocouple to operate properly in special environments and to resist high pressures and high flow rates.


Process Method

It uses silicon powder as raw material and is first made into the desired shape using the usual molding method. Initial nitriding is done in nitrogen at 1200°C, so that part of the silicon powder reacts with nitrogen to form silicon nitride. This way the whole body already has some strength. It is then nitrided a second time in a high-temperature furnace at 1350°C to 1450°C to react with the silicon nitride.


Specifications

Thermocouple protection tube: diameter Φ12-80mm, length 600-1800m


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Data Sheet

Items

Data

Sintering method

gas pressure sinter

Density

>3.2g/cm3

Si3N4 content

>92%

Flexural strength

>750Mpa

Compressive strength

>1500Mpa

Thermal conductivity (W/mk)

>22

Porosity

0

Thermal expansion coeff. (RT-1000℃)

3.2

Max temperature in air

1400℃

Hardness (HRA)

>92




Q&A

1. How long is the service time of Si3N4 ceramics?

It will be different as per your application. The general period is 25-30days.

2. What is the payment terms?

Our payment terms are T/T, L/C or as per your request.


As a professional manufacturer of Zys Precision Specialty Balls 1/16" Chrome Steel Balls 0.0625" Grade 25, we always adhere to technological innovation and accelerate structural adjustment. Our goal is to maintain effective business growth and create industry leadership in the long term. As a leading manufacture and exporter, we enjoy a good reputation in the international markets, because of our top quality and reasonable prices.

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