DG27

This product uses high-performance silicon nitride ceramic as the matrix, high temperature mechanical strength, strong thermal shock resistance, acid and alkali corrosion resistance

Key words:

Liquid heating

heating

nitride

temperature

Classification:

Liquid heating

Product Consulting:

13602443186 Cheng Qinghua

Product Consulting

Related Products

Product Description

DG27 Series Products

Liquid heating type silicon nitride ceramic electric heating element technical index

Rated voltage:220V-380V，50/60Hz

Rated power: 1500W-4300W

Insulation electrical strength:Room temperature 2500V, 50Hz, one minute no breakdown phenomenon

Leakage current:≤ 0.025mA under normal working condition, ≤ 10 mA in water after breaking

Acid corrosion resistance:Boiling in 5% sulfuric acid solution for 6h, corrosion rate <10 g/m².h

Alkali corrosion resistance:Boiling in 30% sodium hydroxide solution for 6h, corrosion rate <0.6 g/m².h。

Technical indicators:

room temperature flexural strength	≥ 900Mpa	room temperature fracture toughness	6.0-8.0 Mpam^1/2
Bulk density	3.20-3.4g/cm³	Room temperature volume resistivity	10¹⁴Ω.cm
relative permittivity at room temperature	6-7	Thermal conductivity	23-25W/(m-k)
coefficient of thermal surge	3.1 × 10^-6/℃	Hardness	HRA92-94

Mechanical properties:

Hardness (HRA)	Fracture toughness (Mpa.m^1/2)	Bending strength (Mpa)
92.0~94.0	6.0~8.0	≥ 900

This product is a liquid heating silicon nitride ceramic electric heating element, applicable medium: liquid, water, water heater selection within 4300W, boiler selection within 2800W, steam engine selection within 2300W. Can be equipped with "F07A", "F12A", "D14B", "F13C" type package.

Executive standard:JB/T10320-2002 Silicon Nitride Heating Elements for Household and Similar Purposes

Liquid-heated silicon nitride ceramic electric heating element

This product uses high-performance silicon nitride ceramic as the matrix, high temperature mechanical strength, strong thermal shock resistance, acid and alkali corrosion resistance, not only has excellent insulation performance, but also has good thermal conductivity, coupled with the company's proprietary formula and hot pressing manufacturing technology, so that this product has the following excellent performance and characteristics:

★Good electrical safety, leakage current less than 10mA after breaking

★High surface load, heating liquid surface load up to 70 w/cm²

★Small size, high power

★Small thermal inertia, fast heating speed

★Long life

★Acid and alkali corrosion resistant liquid heating type silicon nitride ceramic electric heating element application range

It is widely used in instant heating, direct heating and water storage, energy-saving fast heating electric water heaters, fast heating liquid heating, electric heating, cold and hot beverage machines, air conditioning heaters, air energy heaters, instant hot faucets, thermostats, Steam generators and other household, industrial and commercial electric heater industries.