Henan Zhengzhou Songshan Enterprise Group Co., Ltd is a key high-tech enterprises in China, We have the largest domestic production base of high-temperature electric heating elements and the most advantageous production lines of pharmaceutical butyl rubber stoppers, and undertake a national major new product projects and two major projects of high-tech industrialization in Henan Province. The main products are Mosi2 heating elements, Sic heating elements, industrial furnace, tungsten and molybdenum materials and products, pharmaceutical butyl rubber stopper,etc.
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The field visit from the India Customers in 2023
The customers from India came to our factory on October 18, 2023,and we warmly welcomed the customers from far. The customers visited the production workshop of SIC heating elements & MoSi2 heating elements and saw how these products were produced.We were happy that our customers were satisfied with our products. During the visit,we gave the customers a […]
2023-10-25
MoSi2 Heating Elements for Ceramic Sintering: Heat Uniformity, Furnace Design, and Process Control
MoSi2 heating elements should be selected from the furnace layout, electrical circuit, and operating cycle together. For industrial users, the most reliable choice is the element that covers the working hot zone, matches the available voltage and resistance range, and can be inspected or replaced without redesigning the furnace. Songshan provides product options that can be reviewed […]
2026-10-16
How to Choose SiC Heating Elements for Industrial Furnaces: Geometry, Voltage, and Service Planning
SiC heating elements should be selected based on the furnace layout, electrical circuit, and operating cycle. For industrial users, the most reliable choice is the element that covers the working hot zone, matches the available voltage and resistance range, and can be inspected or replaced without redesigning the furnace. Songshan provides product options that can be […]
2026-10-15
ED Type Silicon Carbide Heating Elements for Long Furnaces: Hot-Zone Length and Replacement Fit
ED-type silicon carbide heating elements are a practical choice when a furnace needs straight rod coverage across a defined heating zone. The correct selection depends on outer diameter, hot-zone length, cold-end length, overall length, and resistance, because a rod that fits the opening can still deliver uneven heat or overload the power circuit. Songshan ED elements […]
2026-10-08
L-Type MoSi2 Heating Elements for Compact Furnaces: Bend Geometry and Installation Planning
L-type MoSi2 heating elements help compact furnaces place an active hot zone around a chamber boundary, corner, or restricted access path. The bend can solve a geometry problem that a straight element cannot, but the element still has to be specified by grade, diameter, hot-zone length, cold-end length, and shank spacing. Songshan lists L-bent MoSi2 elements […]
2026-10-02
Round and Ring MoSi2 Heating Elements for Uniform High-Temperature Furnace Heating
Round and ring MoSi2 heating elements are useful when the furnace chamber or load has a circular relationship to the heat source. Their geometry can place active heating around a central area or along a curved boundary, but uniform heating still depends on spacing, hot-zone position, surface load, and electrical matching. Songshan lists round and ring […]
2026-09-24
Silicon Nitride-Coated SiC Heating Elements for Nitrogen and Inert Atmosphere Furnaces
Silicon nitride-coated SiC heating elements are intended for furnace conditions where nitrogen or another controlled atmosphere can accelerate surface reactions and resistance aging. The coating forms a dense silicon nitride protective film at about 1300 C and is described as reducing nitrogen corrosion above 1400 C. It does not remove the need to control surface […]
2026-09-23
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