Product Details

Graphite heater vacuum elements

Product introduction

Graphite heaters are commonly used as heating elements in vacuum systems. When selecting graphite heater vacuum elements, it is important to consider factors such as the required temperature range, power density, dimensions, heating uniformity, and the specific requirements of your vacuum system.

Specifications of vacuum elements graphite heater

Technical Specification	YG-4	YG-5	YG-6
Volume Density (g/cm³)	≥1.75	≥1.85	≥1.90
Electric Resistivity (μΩm)	10-13	8-10	8-9
Thermal Conductivity(100℃) W/m.k	121.1	139.2	140
Coefficient Thermal Expansion (Indoor temperature- 600℃)	5.46	4.8	4.5
Shore Hardness HSD	42	48	53
Flexural Strength Mpa	38	48	55
Compressive Strehgth Mpa	65	85	95
Elasticity Modulus Gpa	9	11.8	12
Gas Hole Ratio %	17	13	11
Ash content PPM	500	500	/
Granularity (μm)	13-15	13-15	8-10

Features of graphite heater elements

1. High temperature resistance

2. Good oxidation resistance

3. high mechanical strength

4. Good self-lubricating property

5. Chemical corrosion resistance

6. Homogeneous structure,low permeability

Applications of vacuum elements graphite heater

Graphite heater vacuum elements are commonly used in applications like vacuum furnaces, vacuum brazing, heat treatment processes, thermal evaporation and deposition, sputtering systems, and analytical instruments such as mass spectrometers and electron microscopes.