Zhengzhou Runda Heating Element Co.,Ltd.

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Tungsten Wires

W-wireis reguar black coveredwith graphite.Metallic luster after graphite removed.

Category:

Tungsten And Molybdenum Products

Keywords:

Tungsten Wires

Details

Chemical Composition

Designation	Tungsten Content	Impurity Elements Content
Designation	Tungsten Content	Total	Each
WAL1、WAL2	≥99.95%	≤0.05%	≤0.01%
W1	≥99.95%	≤0.05%	≤0.01%
W2	≥99.92%	≤0.08%	≤0.01%
Note:Potassium is not counted in impurities content

The diameter and tolerance of W-wire

Diameter(μm)	Weight(mg/200mm)	Weight(mg/200mm)tolerance(%)			Diameter tolerance(%)
Diameter(μm)	Weight(mg/200mm)	Grade0	Grade1	Grade2	Grade0	Grade1	Grade2
5≤d≤12	0.075-0.44	-	±4	±5	-	一	一
12<d≤18	>0.44-0.98	-	±3	±4	-	-	-
18<d≤40	>0.98-4.85	±2	±2.5	±3	-	-	-
40<d≤80	>4.85-19.39	±1.5	±2.0	±2.5	一	-	一
80<d≤300	>19.39-272.71	±1.0	±1.5	±2.0	-	-	-
300<d≤350	>272.71-371.79	一	±1.0	±1.5	一	-	-
350<d≤500	一	-			±1.5	±2.0	±2.0
500<d≤1800	-	-			±1.0	±1.5	±2.0

Appearance:

W-wireis reguar black coveredwith graphite.Metallic luster after graphite removed.

Applications

● For producing electric light source parts and electric vaccum components;

● For producing heating elements and refractory parts in high temperature fumaces;

● For producing heating elements used in vacuum metalizing or plating.

Application

Optical Glass

They ensure high thermal efficiency, producing consistent quality in lenses, prisms, and other glass components, while minimizing defects and reducing maintenance costs through stable, long-term performance.

Specialty Ceramics

They deliver uniform heating to enhance strength and durability, reduce defects, and ensure production stability, providing a reliable solution for high-performance ceramic applications.

Lithium Battery Materials

They improve material consistency, increase production efficiency by shortening sintering cycles, and provide durable, high-temperature stability to meet the exacting standards of the battery industry.

Aerospace

Designed for lightweight and durable thermal protection, they ensure engine components withstand extreme temperatures and mechanical stress, offering long-lasting reliability and meeting the rigorous demands of the aerospace industry.

Semiconductor Manufacturing

They ensure exceptional thermal stability and consistency, minimizing defects in silicon wafers and other semiconductor materials, while their durability supports high-throughput production, helping manufacturers achieve superior quality and efficiency in cleanroom environments.

Electronics Manufacturing

Capable of reaching temperatures up to 1850°C, they offer uniform heating to enhance the precision and durability of electronic components, reducing thermal stress and improving yield rates, all while ensuring long-term stability to meet the demanding standards of the electronics industry.

Photovoltaic Industry

They provide uniform heating to ensure consistent crystal quality, enhancing the efficiency of solar cells while reducing energy waste, and their robust design supports long-term stability, helping manufacturers achieve higher yields and sustainable production.

Metallurgical Industry

They ensure uniform temperature distribution to improve material strength and quality, while their exceptional durability withstands harsh conditions, enabling efficient and consistent production in demanding metallurgical environments.

Advantage

Product Quality

Committed to providing high-performance and reliable high-temperature electric heating elements for high-temperature kilns such as ceramics, glass, and refractory materials.

OEM Customised Service

We provide customized designs to meet the specific needs of our customers, enabling personalized customization and efficient production of our products.

Advanced Technology

With advanced production equipment, rigorous quality control system, and professional production technology team, we always prioritize product quality, service life, and stability.

Global Market

We are willing to work hand in hand with domestic and foreign customers to become your trusted partner for high-temperature furnace component solutions.

Service

A comprehensive service system to safeguard you

12 months

Restless Year Round

24 hours

Hotline

365 days

Restless Year Round

Recommend

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1700 Type W MoSi2 Heating Elements

Type U 1800 Mosi2 Heating Element

Custom Type U SiC Heating Elements

Consult

Want an immediate response?

You can consult online or write an email, We deal with your needs immediately

Service Email

Tel/WhatsApp

Contact Number

MESSAGES

We will contact you within one working day. Please pay attention to your email.

8613938469990

info@rundaheater.com

+86-15225065656 +86-13938469990

+86-371-62737311

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