左文科技 ZUO WEN TECHNOLOGY

Products

Covering three major product systems of MPCVD preparation equipment, lab-grown diamonds and diamond functional materials, providing full-chain industry solutions

6KW-MPCVD金刚石生长系统-ZW-ADMANT-6C-A
ZW-6C-A

6KW-MPCVD Diamond Growth System-ZW-ADMANT-6C-A

Entry-level MPCVD equipment, 2.45GHz 6kW microwave power supply, suitable for small-size diamond growth and scientific research experiments.

Compact 6kW design for research and small-size diamond growth
High-precision temperature control for stable, repeatable growth
PLC automatic control system for easy operation
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10KW-MPCVD金刚石生长系统-ZW-ADMANT-10D-A
ZW-10D-A

10KW-MPCVD Diamond Growth System-ZW-ADMANT-10D-A

Mid to high end MPCVD equipment, 2.45GHz 9.5kW microwave power supply, suitable for medium-sized diamond growth and mass production

MKS 10kW microwave power supply, stable and efficient.
High-precision motorized lifting temperature control (±5°C)
Siemens 1500 PLC + 13.6-inch touch screen
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15KW-MPCVD金刚石生长系统-ZW-ADMANT-15D-A
ZW-15D-A

15KW-MPCVD Diamond Growth System-ZW-ADMANT-15D-A

High-end MPCVD equipment, 2.45GHz 15kW microwave power supply, suitable for large-size diamond growth and mass production.

15kW domestic microwave power supply, high cost-effectiveness
High-precision motorized lifting temperature control (±5°C)
Siemens 1500 G2 PLC + 13-inch touch screen
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100KW-MPCVD金刚石生长系统-ZW-ADMANT-100B-A
ZW-100B-A

100KW-MPCVD Diamond Growth System-ZW-ADMANT-100B-A

Flagship-level MPCVD equipment, 915MHz 100kW high-power microwave power supply, suitable for large-scale, high-efficiency diamond production.

915MHz 100kW high-power microwave power supply
Supports growth platforms larger than 8 inches.
Efficient water cooling, supporting high-power continuous operation.
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MPCVD设备MFC气体盘
ZW-10D/15D-MFC

MPCVD equipment MFC gas panel

High-end lab-grown diamond rough is produced using MPCVD equipment with MFC gas panels, offering stable quality and suitable for high-end jewelry and industrial applications. High-end lab-grown diamond rough, MFC gas panels, MPCVD equipment, lab-grown diamond rough, MPCVD equipment, MFC gas panels, high-end lab-grown diamonds, diamond rough production.

Produced using MFC gas disk MPCVD equipment, with high process stability and reliable batch consistency.
The product has high purity and low impurities, meeting the application needs of high-end jewelry and precision industry.
The crystal growth has strong controllability, and the size and quality can be customized on demand.
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ZW-ADMANT-10KW-MPCVD反应碟形腔体
ZW-ADMANT-10KW-AU

ZW-ADMANT-10KW-MPCVD Reaction Dish-Shaped Cavity

2.45GHz 10kW MPCVD reaction dish-shaped cavity · Lift-off lid aluminum dish-shaped cavity · Verified by hundreds of mass production units

Hinged aluminum dish-shaped chamber design, the top hinged lid is easy to clean and allows for rapid secondary growth.
After mass production verification and iterative upgrades across hundreds of devices, it is mature and reliable.
The plasma is kept away from the quartz window, ensuring good overall sealing and an extremely low leak rate.
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ZW-ADMANT-15KW-MPCVD反应碟形腔体
ZW-ADMANT-15KW-AU

ZW-ADMANT-15KW-MPCVD Reaction Dish-Shaped Cavity

2.45GHz 15kW MPCVD reaction dish-shaped cavity · 4–4.72 inch growth stage · high-end mass production cavity

Hinged aluminum dish-shaped chamber structure, optional stainless steel chamber, mature mass-production design.
Supports 4–4.72 inch (100–120mm) large-size growth platforms, suitable for simultaneous growth of multiple wafers.
Standard configuration includes 4 side observation windows, 4 sapphire angled observation windows, and 1 sapphire top window, allowing full visibility throughout the growth process.
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3nm精度 可更换滤芯大容量过滤器
ZW-FILTER-3NM-A

3nm Precision, Replaceable Filter Cartridge, Large-Capacity Filter

3nm precision replaceable filter cartridge large-capacity filter, built for high-end manufacturing and precision process scenarios. The equipment uses high-precision filter media.

Modular filter design: quick replacement without downtime, effectively shortening maintenance time.
Large capacity and long service life: high dirt-holding capacity, reduced replacement frequency, suitable for continuous high-load operation.
Pressure-resistant sealing structure: compatible with multiple fluid systems, suitable for harsh operating conditions.
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ZW-ADMANT-10KW核心腔体(手动开盖)
ZW-ADMANT-10KW--C-M

ZW-ADMANT-10KW Core Cavity (Manual Lid Opening)

The ZW-ADMANT-10KW core cavity adopts a high-precision integrated molding process, specifically designed for high-power industrial application scenarios.

Dish-shaped cavity self-developed technology platform, validated and iteratively upgraded through mass production of hundreds of units.
Manual lid opening (top-lift lid) design, easy to clean, rapid secondary growth.
The plasma is kept away from the quartz window, ensuring good overall sealing and an extremely low leak rate.
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ZW-ADMANT-真管控制及排气模块
ZW-ADMANT-ZKPQ-01

ZW-ADMANT-True Tube Control And Exhaust Module

ZW-ADMANT True Tube Control and Exhaust Module is designed for high-purity gas delivery and vacuum process scenarios in semiconductor manufacturing, integrating pressure control, flow regulation, and automatic exhaust. The module adopts an all-metal sealing structure and a high-cleanliness flow channel design, effectively reducing the risks of particle precipitation and gas adsorption.

The all-metal sealing structure, combined with a high-cleanliness flow channel design, effectively reduces particle precipitation and gas adsorption, meeting the stringent requirements of clean operating conditions.
High-precision closed-loop control achieves precise pressure stabilization over a wide range, with minimal pressure fluctuations, ensuring a stable and reliable process.
Multi-stage exhaust and automatic switching mechanism, flexibly adapting to various process scenarios such as vacuum pumping, purging, and exhaust gas discharge.
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APEXVAC 正比例阀门驱动控制器
APEXVAC-8060-01

APEXVAC Proportional Valve Driver Controller

APEXVAC proportional valve drive controller is specifically designed for high-precision vacuum and pressure process control, suitable for semiconductor, coating, photovoltaic, and general industrial automation fields.

High-speed closed-loop control: real-time matching of setpoint and actual process value, precise control with a wide dynamic range of the proportional valve.
Dual control modes: 0–10V DC analog input and Modbus RTU digital setting can be switched freely.
10kHz high-frequency PWM drive output, duty cycle 0~100% linearly adjustable
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培育钻石毛坯颜色分级仪
ZW-Colorlarity

Color Grading Instrument For Rough Lab-Grown Diamonds

Standard rough lab-grown diamond color grading equipment, automatically determines color grade, suitable for lab-grown diamond quality inspection.

Adopt the standard color grading system for rough lab-grown diamonds to ensure that the testing results are universally applicable and comparable across the industry.
Integrates high-precision optical sensing and intelligent algorithms to automatically determine the color grade of blanks, eliminating subjective human errors.
Suitable for rapid quality inspection of batch-cultivated rough diamonds, significantly improving sorting efficiency and consistency.
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532nm-金刚石激光切割机(大功率)
ZW-LCS-100

532nm-Diamond Laser Cutting Machine (High Power)

High-power laser cutting machine suitable for large-batch and thick material cutting processes

Diamondcut-532-20-8 laser, wavelength 532nm, maximum power 20W@8k, specifically designed for high-power diamond cutting.
The XYZ-axis accuracy reaches 1μm, meeting ultra-high-precision cutting requirements and suitable for large-scale production scenarios.
High-precision positioning system and autofocus system ensure stable and consistent cutting quality.
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CVD 培育钻石毛坯
ZW-DR

CVD Lab-Grown Diamond Rough

MPCVD Single-Crystal Diamond Blanks | Type IIa High Purity | Customizable Size/Crystal Orientation/Doping

◆ High-purity Type IIa crystals — nitrogen impurity < 10 ppm, can be reduced to ppb level, no metal catalyst residue, industry-leading crystal purity
◆ Excellent crystal quality — dislocation density < 10³ /cm², XRD rocking curve FWHM < 50 arcsec, highly complete lattice
◆ Large-size single crystal capability — plate dimensions up to 60 × 60 mm, thickness controllable from 0.3 to 3.0 mm, and larger sizes can be grown to meet customization needs.
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CVD 培育钻石裸石
ZW-DR-P

CVD Lab-Grown Diamond Loose Stone

CVD lab-grown diamond finished loose stones, 0.3–10 ct, D–H color / VVS–SI1 clarity, Excellent cut, available with IGI / GIA certificates

Homologous genuine diamond: Its performance under gemological instrument testing is consistent with that of natural diamonds, and it possesses diamond fire and sparkle effects.
Ethical sustainability: conflict-free mining, low environmental impact, green cultivation.
High cost-effectiveness: Comparable to 4C quality, priced far below natural diamonds.
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单晶金刚石散热片(Diamond Heat Sink)
ZW-SGD〔支持定制〕

Single-Crystal Diamond Heat Sink

Single-crystal diamond heat spreader: efficiently dissipates heat from high-power electronic devices.

Ultra-high thermal conductivity: 1000–2200 W/(m·K), approximately 5 times that of copper and 3 times that of silver, enabling efficient heat dissipation for high-power electronic devices and significantly reducing junction temperature.
Low thermal expansion coefficient: approximately 1.0×10⁻⁶/°C, which matches well with the thermal expansion of semiconductor materials such as GaN and SiC, effectively reducing thermal stress and the risk of device failure.
Excellent electrical insulation: resistivity >10¹³ Ω·cm, low dielectric constant, heat dissipation while achieving electrical isolation, suitable for high-power electronic devices.
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多晶金刚石(Polycrystalline Diamond Heat Spreader)
ZW-SGD-2-3-4英寸〔支持定制〕

Polycrystalline Diamond Heat Spreader

Polycrystalline diamond heat sink wafer

Ultra-high thermal conductivity: thermal conductivity ranges from 1000–1800 W/(m·K), with heat dissipation efficiency significantly superior to traditional metal and ceramic materials.
High thermal stability: It can maintain excellent thermal management performance over the long term in high-temperature environments.
Excellent electrical insulation: volume resistivity up to 2.95×10¹⁵ Ω·cm (25℃), dielectric strength 11 KV/mm
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单晶金刚石光学片(Diamond Optical Sheet)
ZW-SGD〔支持订制〕

Single-Crystal Diamond Optical Sheet

Single-crystal diamond optical components: high-power laser windows, single-crystal diamond, sensor windows

Ultra-high thermal conductivity: 1000–2200 W/(m·K), far exceeding copper and silver, suitable for heat dissipation in high-power devices.
High thermal stability: low coefficient of thermal expansion (about 1.0×10⁻⁶/°C), high temperature resistance, and good matching with semiconductor materials.
Excellent electrical insulation: resistivity >10¹³ Ω·cm, low dielectric constant, suitable for high-power electronic devices.
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