Industrial-Grade Pure Tungsten Heating Furnace Accessories, Fasteners and Custom Machined Parts - W1 Model Exclusive Solution
Product specification
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Item |
Details |
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Precision of Processing According to Drawings |
Dimensional Tolerance: ±0.005-0.05mm (adjusted according to drawing precision requirements), Geometric Tolerance: ≤0.01mm/m, fully complying with drawing standards |
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Operating Temperature |
Normal Operating Temperature: ≤2400℃, Short-Term Maximum Operating Temperature: Up to 2800℃ (under vacuum/inert gas environment) |
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Processing Size Range |
Small Parts: 0.5mm-50mm; Medium Parts: 50mm-500mm; Large Parts: 500mm-2000mm (all customizable according to drawings) |
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Supported Drawing Formats |
Supports mainstream formats such as CAD, STEP, IGS, DXF, and PDF, capable of connecting with customers for drawing review, optimization, and processing implementation |
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Surface Roughness |
Customizable Ra0.2-Ra3.2μm according to drawings, meeting high-gloss sealing, wear resistance, and appearance requirements |
| Product Category | Pure Tungsten Heating Furnace Accessories, Pure Tungsten Fasteners, Pure Tungsten Custom Machined Parts |
| Brand Name | Yunjie |
| Model | W1 (Exclusive Pure Tungsten Model) |
| Material | Pure Tungsten, Tungsten Content ≥99.95% |
| Process | Powder Metallurgy + Precision Forming + High-Temperature Sintering + CNC Machining + Vacuum Annealing + Inspection and Calibration According to Drawings |
| Density | 19.3g/cm³ |
| Advantages | Extreme High-Temperature Resistance (Melting Point 3410℃), Ultra-High Purity with No Impurities, High Strength and Hardness, Wear and Corrosion Resistance, Excellent Thermal Conductivity, Low Thermal Expansion Coefficient, Good High-Temperature Creep Resistance, High Precision in Processing According to Drawings |
| Surface Treatment | Polished Surface, Pickled Surface, Alkaline Washed Surface, Precision Polished Surface |
| Core Capability | Supports import of multiple drawing formats such as CAD, STEP, and IGS, precise processing according to drawings, suitable for special-shaped, high-precision, and non-standard customization needs |
| Processing Services | CNC Turning, Milling, Grinding, Stamping, Welding, Thread Machining, Special-Shaped Forming, Precision Calibration According to Drawings |
| Minimum Order Quantity | 1 piece (Discounts available for bulk customization, adjusted according to drawing complexity) |
Classification

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Pure Tungsten Heating Furnace Accessories
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Pure Tungsten Fasteners
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Pure Tungsten Custom Machined Parts•Special-Shaped Structural Parts: Tungsten Special-Shaped Brackets, Tungsten Arc Parts, Tungsten Groove Parts, Tungsten Combined Components. Fully processed according to customers' design drawings, suitable for special structural needs of non-standard equipment, with precision meeting assembly requirements.
•Precision Functional Parts: Tungsten Sealing Rings, Tungsten Wear-Resistant Blocks, Tungsten Conductive Joints, Tungsten Locating Fixtures. Precisely control dimensions and performance parameters according to functional drawings, ensuring stable performance of components.
•Large Integrated Parts: Tungsten Furnace Body Sectional Components, Tungsten Large Support Structures, Tungsten Combined Assemblies. Support split drawing processing and overall assembly calibration, meeting accessory needs of large heating equipment.
Specification Selection Table and Composition Table
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Product Type |
Precision Range of Processing According to Drawings |
Core Characteristics (Adapting to Drawing Requirements) |
Applicable Drawing Scenarios |
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Heating Furnace Accessories |
Tolerance: ±0.01-0.05mm, Geometric Tolerance: ≤0.01mm/m |
High purity and high temperature resistance, adapting to furnace body assembly drawings, meeting sealing and thermal conductivity requirements, creep resistance |
Furnace body structure and heating system drawings of high-temperature sintering furnaces, vacuum melting furnaces, semiconductor heating furnaces, etc. |
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Fasteners |
Tolerance: ±0.005-0.02mm, Thread Precision: 6H-4H |
Threads accurately matching drawings, high strength and anti-loosening, dimensional stability at high temperature, adapting to fastening point drawings |
Fastening structure drawings of heating furnace doors, furnace body splicing, component fixing, etc., standard/non-standard thread drawings |
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Custom Machined Parts |
Tolerance: ±0.005-0.03mm, Geometric Tolerance: ≤0.008mm/m |
Fully reproducing drawing structure, dimensions and performance requirements, adapting to special-shaped, precision and integrated drawing needs |
Custom design drawings of non-standard heating equipment special-shaped parts, precision functional parts, large integrated parts, etc. |
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Grade |
W |
Impurity Content, Max. (≤) |
|||||
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Fe |
Ni |
Si |
C |
N |
Residuals |
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W1 |
≥99.95 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.03 |
Production Process
- Drawing Docking and Review: Receive customer-provided drawings in formats such as CAD and STEP, professional team analyzes drawing dimensions, precision, and performance requirements, reviews process feasibility, provides optimization suggestions, and confirms processing plans.
- Raw Material Preparation: Select high-purity tungsten concentrate, prepare high-purity tungsten powder (purity ≥99.95%) through multiple purification processes such as roasting and reduction, strictly control powder particle size and purity to match the material requirements of drawings.
- Precision Forming: Prepare blanks by processes such as isostatic pressing and mold pressing according to drawing structures, ensuring initial consistency between blank structure and drawings, laying the foundation for subsequent processing.
- High-Temperature Sintering: Put formed blanks into high-temperature sintering furnace, sinter under hydrogen protection or vacuum environment to remove pores, improve density and strength, and ensure component performance meets drawing standards.
Production Process
- CNC Machining According to Drawings: Precisely process with CNC lathes, milling machines, grinders and other equipment according to drawings, control dimensional tolerance, thread precision, and surface roughness, realizing 1:1 reproduction of drawing details.
- Vacuum Annealing: Put processed components into vacuum annealing furnace to eliminate processing internal stress, optimize grain structure, improve toughness and high-temperature stability, ensuring dimensional stability of components under high-temperature working conditions.
- Inspection and Calibration According to Drawings: Inspect dimensions, geometric tolerances, and surface precision with precision measuring instruments according to customer drawings, rework unqualified products immediately to ensure finished products fully meet drawing requirements.
- Finished Product Delivery: After surface treatment and packaging, deliver to customers with inspection reports and drawing comparison documents, ensuring products can be directly assembled and used.
Send Inquiry
As a professional solution provider for tungsten precision components, Yunjie Industry focuses on the R&D and production of W1 model pure tungsten heating furnace accessories, fasteners, and custom machined parts. With "processing according to drawings, precise adaptation, and controllable quality" as the core, it supports customization of various non-standard, special-shaped, and high-precision products, can connect with customers for full-process drawing needs, and provide one-stop services from drawing review to finished product delivery. If you have procurement needs for related products or consulting on drawing processing, please feel free to contact us, and we will work together to create new value for high-end heating equipment supporting!



