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{"title":"2500\u2103 High Vacuum Sintering Furnace for Gemstone & Diamond Sintering","imgUrl":"https:\/\/img.chinax.com\/nimg\/eb\/f5\/8dd6afcfe2a735417e8d6518d29a-200x200-1\/2500_e2_84_83_high_vacuum_sintering_furnace_for_gemstone_26_diamond_sintering.jpg","attrs":{"Brand Name":"Nuotian","Model Number":"NTI-SJL-300W","Certification":"CE","Place of Origin":"Hunan, China"}}
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High Temp Vacuum Sintering Furnace Up to 2500℃ for Gemstone
Description:
Designed as a 2500℃ batch-style induction heating system, this high-temperature vacuum sintering furnace uses advanced IGBT power regulation to deliver significant energy savings. Built for precision and efficiency, it combines cutting-edge induction heating technology with a fully sealed vacuum chamber, ensuring stable ultra-high temperatures that meet the strict sintering demands of high-performance materials.
Engineered for long-term industrial reliability, it features a reinforced structural frame and a smart temperature control system. This allows for precise adjustment of heating rates, hold times, and cooling phases, guaranteeing consistent quality for every workpiece throughout the entire sintering cycle.
Versatile enough for both mass production and small-batch trials, it processes components such as silicon carbide plates, advanced ceramics, and alloy parts. Its user-friendly control panel and comprehensive safety features make it equally suitable for laboratory research and industrial manufacturing settings.
Application:
Ceramic Materials: Sintering of boron carbide plates, silicon carbide, zirconia, sapphire, and other advanced ceramic components.
Hard Alloys & Metals: Processing of tungsten carbide, carbide alloys, metal billets, and powder metallurgy products (e.g., neodymium magnets, NdFe14B).
Special Materials: Sintering of gemstone, diamond, rhenium materials, boron nitrogen, vanadium carbide powder, and composite metal powders.
Specification:
Sintering Furnace -- Technology Parameter
Lab usage
Production usage
NTI-SJL-54W
NTI-SJL-98W
NTI-SJL-300w
NTI-SJL-400W
NTI-SJL-1280W
Working size
mm
300×300×600
350×350×800
500×500×1200
500×500×1600
800×800×2000
Heating type
/
IF induction heating
Control type
/
SCR control or IGBT control(optional)
HT zone capacity
L
54
98
300
400
1280
Loading weight
g
HT zone capacity ×density(g/cm³)×1000 Remark:1L=1000cm³
IF power
Kw
120
160
200
250
400
Ultimate vacuum
Pa
20
Max.working
temperature
℃
2500
2500
2500
2500
2500
Usual working
temperature
℃
2400
2400
2400
2400
2400
Temperature
uniformity
℃
±10
±10
±10
±10
±10
Working
environment
/
Vacuum or Ar, Nitrogen atmosphere protection(micro positive pressure)
Furnace Configuration:
Control System: Optional 1-to-1 (one control cabinet for one furnace) or 1-to-2 (one control cabinet for two furnaces) control modes, equipped with Delta PLC for stable, intelligent operation.
Key standard & optional components:
Vacuum System: Integrated high-performance vacuum unit (including vacuum pump, valve group) to maintain stable vacuum environment during sintering.
Gas Purifier: High-efficiency gas purification equipment (optional) to filter impurities and ensure clean gas supply for atmosphere-controlled processes.
Cooling Tower: Optional cooling equipment to achieve efficient heat dissipation, ensuring stable operation of high-temperature components.
Temperature Measurement: Equipped with Raytek (US) infrared thermometer for real-time, accurate high-temperature monitoring (supports precise temperature control up to 2500℃).
Air Compressor: Optional auxiliary equipment to provide stable air supply for pneumatic components.
Feature Advantages:
High-Temperature Capability: Reaches up to 2500℃.
Vacuum & Induction Heating: Vacuum environment prevents material oxidation; induction heating ensures fast, uniform temperature distribution.
Precise Control: Equipped with FP93 Japanese Shimaden High-Precise Temperature Control System, ensuring stable sintering processes and consistent product quality.
Versatility: Compatible with a wide range of materials (ceramics, alloys, special powders), meeting diverse production needs.
Safety & Reliability: Equipped with short circuit, over pressure, over-temperature, over current, water shortage, and other protection mechanisms for safe operation.
After-sales Service:
We provide comprehensive after-sales support to ensure your equipment operates smoothly:
Warranty: 1-year warranty for core electrical components against manufacturing defects.
Lifetime Service: Lifetime technical support, including remote troubleshooting, maintenance guidance, and replacement part supply (charged for non-warranty parts).
Response Efficiency: 24-hour online consultation for urgent issues; on-site service (available globally) can be arranged based on your needs (travel costs extra).
Real client case:
Nuotian has expanded its footprint globally, with a proven track record of delivering turnkey industrial furnace solutions to clients. Our key international projects include:
Russia | Silicon Carbide Ring Production Line Designed and commissioned a high-performance sintering line for SiC ceramic rings, ensuring the dimensional accuracy and mechanical strength required for industrial sealing and high-wear environments.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2014
Employee Number:
50~200
Ecer Certification：
Verified Supplier
Founded in February 2014, engaged in high temperature heat treatment equipment area like sintering and graphitization heat treatment, semiconductor frequency conversion equipment and related non-standard equipment, industrial electric furnace, electronic products, computer software and hardware rese... Founded in February 2014, engaged in high temperature heat treatment equipment area like sintering and graphitization heat treatment, semiconductor frequency conversion equipment and related non-standard equipment, industrial electric furnace, electronic products, computer software and hardware rese...
