Pure Molybdenum Sheets
Engineered for Excellence: Manufactured for mold makers, high-temperature furnace builders, and industrial distributors requiring certified refractory metal sheets with strict dimensional stability and superior thermal performance.
- Product Introduction
Premium Pure Molybdenum Sheets | Technical Data & Global Supply
Engineered for Excellence: Manufactured for mold makers, high-temperature furnace builders, and industrial distributors requiring certified refractory metal sheets with strict dimensional stability and superior thermal performance.
Material Specifications & Chemical Composition
Our sheets are produced via advanced powder metallurgy (compacting, sintering, and multi-pass rolling) using 100% virgin raw materials to ensure maximum purity and structural integrity.
• Material Grade: Pure Molybdenum (Mo 1)
• Chemical Purity: >= 99.95% Mo (Interstitial impurities like Fe, Ni, Al, Si, C, N, and O are tightly controlled at strict ppm limits)
• Density: Approx. 10.2 g/cm3
• Melting Point: 2623 deg C (4753 deg F)
• Quality & Compliance Standards: ASTM B386, GB/T 3876, ISO 9001 Certified Manufacturing, RoHS & REACH Compliant
Physical & Thermal Properties
• Thermal Conductivity: Approx. 138 W/(m·K) at room temperature
• Coefficient of Thermal Expansion (CTE): 5.1 x 10^-6 /K (at room temperature)
Standard & Custom Dimensions
|
Parameter |
Production Range & Business Terms |
|
Thickness |
0.05 mm to 10.0 mm (Extensive stock available for standard gauges) |
|
Width |
Max up to 600 mm (dependent on thickness) |
|
Length |
Custom cut-to-length up to 2000 mm or coil format for ultra-thin gauges |
|
Tolerances |
Manufactured to strict ASTM B386 standard tolerances; tighter custom tolerances available upon request |
|
MOQ & Lead Time |
MOQ: Flexible (Prototypes, sample testing, and bulk mill runs supported). Lead Time: 3–5 business days for standard stock; 7–15 days for custom processing. |
Surface Finish Options
Tailor the sheet condition directly to your manufacturing process:
Rolled Surface (Mill Finish): Retains natural mill finish; ideal for downstream stamping, deep drawing, or general fabrication.
Polished Surface: Mechanically ground to reduce surface roughness (Ra), removing minor rolling marks for specialized optical or tooling applications.
Chemically Cleaned / Alkali Cleaned: Surface oxides, processing lubricants, and graphite residues are thoroughly removed via chemical etching. Highly recommended for vacuum furnace internals and semiconductor cleanroom environments.
Value-Added Processing & Primary Applications
Beyond raw sheet distribution, our in-house engineering and fabrication capabilities allow us to deliver near-net-shape components directly from your CAD/DXF drawings via laser cutting, waterjet cutting, and precision shearing.
Plastic Injection Molds: Utilized as high-conductivity mold inserts and core pins in thermal bottleneck zones, capitalizing on low thermal expansion to maintain micron-level part alignment during rapid thermal cycling.
Vacuum & High-Temperature Furnaces: Expertly fabricated into heat shields, heating elements, sintering boats, and structural furnace supports capable of continuous operation above 1200 deg C in inert or high-vacuum atmospheres.
Electronics & Semiconductor: Precision-stamped into heat spreaders, evaporation boats, and base plates where exceptional thermal conductivity and ultra-low outgassing are mandatory.
Quality Control & Documentation
To guarantee absolute reliability in high-stakes environments, every production lot undergoes rigorous multi-stage inspection:
Chemical Analysis: Spectrographic testing verifying molybdenum assay (>= 99.95%).
Dimensional Inspection: High-precision micrometer and caliper checks for uniform thickness, precise width, length, and edge straightness.
Mechanical & Visual Screening: Flatness evaluation, comprehensive surface defect screening (checking for laminations, micro-cracks, or heavy oxidation), and hardness testing.
Full Traceability: Every shipment is accompanied by a verifiable Mill Test Certificate (MTC) matching the exact heat and lot numbers.
FAQ
Q: What is the certified purity of your molybdenum sheets?
A: Our pure molybdenum sheets maintain a guaranteed minimum purity of >= 99.95% Mo, with tightly regulated interstitial elements to ensure predictable high-temperature performance.
Q: What industries primarily utilize your molybdenum sheets?
A: They are widely specified by global engineers for plastic injection mold components, vacuum furnace construction, semiconductor processing tools, radiation/heat shields, and aerospace components.
Q: Can you handle custom sizes and non-standard dimensions?
A: Yes. We specialize in custom manufacturing, offering tailored thicknesses, widths, lengths, and specialized surface finishes built strictly to your technical drawings.
Q: Why choose molybdenum sheets for injection molding?
A: Molybdenum combines outstanding thermal conductivity with a very low coefficient of thermal expansion. This prevents warping, eliminates hot spots, and preserves tight part tolerances through thousands of rapid injection cycles.
Q: What international standards do your products comply with?
A: Our manufacturing processes align with ASTM B386 and GB/T 3876 standards, backed by ISO-certified procedures and full RoHS & REACH compliance for seamless global export.
Q: How do molybdenum sheets compare to tungsten sheets?
A: Molybdenum offers a significantly lower density and superior machinability compared to tungsten, making it much easier to fabricate while still providing exceptional high-temperature strength. Tungsten is typically reserved for extreme temperature barriers or heavy radiation shielding.
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