Hefei Kejing
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| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Ni-Based Graphene |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | GaN |
| Pricing | Upon Request |
| Crystal Orientation | A-plane (11-20) ±1° or M-plane (1-100) ±1° |
| Conductivity Type | n-type or semi-insulating |
| Resistivity | <0.5 Ω·cm (n-type) or >10⁶ Ω·cm (semi-insulating) |
| Surface Roughness (Ra) | <0.5 nm |
| Threading Dislocation Density (TDD) | <5×10⁶ cm⁻² |
| Active Surface Area | >90% |
| Total Thickness Variation (TTV) | ≤15 µm |
| Standard Dimensions | 10 × 5 × 0.5 mm |
| Thickness Tolerance | ±0.05 mm |
| Packaging | Class 1000 cleanroom environment |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Region of Manufacture | Domestic (China) |
| Model | OTF-1200X-4-NW |
| Quotation | Upon Request |
| Main Tube | 100 mm OD × 94 mm ID × 750 mm L (Fused Quartz) |
| Max Operating Temp (Main Zone) | 1100 °C (<2 hr), 1000 °C continuous |
| Preheat Zone | 30 mm OD × 150 mm L (Stainless Steel), RT–600 °C continuous |
| Heating Zones | Main: 440 mm (100 mm isothermal) |
| Preheat | 150 mm |
| Max Ramp Rate | 20 °C/min (both zones) |
| Power Supply | 220 V AC, 50/60 Hz, single-phase |
| Max Power | 3.6 kW |
| Cooling | Water-cooled KF25 flange with integrated seal cooling |
| Gas Inlets | Four 1/8" Swagelok ports on left flange |
| Vacuum Compatibility | KF25 interface for turbomolecular or rotary vane pump |
| Control System | Dual independent PID controllers, 30-segment programmable ramp-soak profiles, K-type thermocouples, ±1 °C accuracy |
| Optional | PC-based temperature control software (USB/RS485) |
| Dimensions (closed) | 1580 × 458 × 585 mm (62" × 18" × 23") |
| (fully extended) | 2040 × 458 × 585 mm (80" × 18" × 23") |
| Weight | 110 kg |
| Warranty | 12 months parts & labor (excludes consumables: quartz tube, O-rings, heating elements) |
| Safety Certification | UL-listed electrical components (>24 V) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | OTF-1200X-4-R-II |
| Type | Horizontal Dual-Zone Tube Furnace |
| Max Temperature | 1200°C |
| Temp Control Accuracy | ±1°C |
| Max Power | 4 kW |
| Heating Rate (to max temp) | 10°C/min |
| Internal Dimensions | 100 mm O.D. × 1200 mm L |
| Rotation Speed | 0–10 RPM (adjustable) |
| Tilt Angle | Left 0–30°, Right 0–15° |
| Vacuum Level | 1×10⁻² torr |
| Continuous Operating Temp | 1100°C |
| Heating Zone Length | 400 mm (2×200 mm zones) |
| Uniform Temp Zone | 150 mm (±1°C) |
| Voltage | 208–240 V AC, Single Phase |
| Circuit Breaker Requirement | 30 A |
| Net Weight | 100 kg |
| Overall Dimensions | 1300 × 600 × 1200 mm |
| Compliance | CE certified |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | OTF-1200X-60HG |
| Max Operating Temperature | 1100°C |
| Continuous Working Temperature | 1000°C |
| Heating Zone Length | 440 mm |
| Uniform Zone Length | 150 mm (±1°C) |
| Tube Dimensions | OD 60 mm × ID 52 mm × L 1000 mm |
| Tube Material | Seamless Nickel-Based Alloy |
| Max Pressure Rating | 30 PSI (inert/O₂) / 5 PSI (H₂) |
| Vacuum Capability | ≤1×10⁻⁵ Torr |
| Power Rating | 3.0 kW |
| Voltage | Single-phase AC 208–240 V, 50/60 Hz |
| Max Ramp Rate | ≤20°C/min |
| Temperature Control | 30-Stage Programmable PID with Over-Temp & H₂-Leak Safety Interlock |
| H₂ Detection Threshold | <10% LEL (3M sensor) |
| Gas Flow Control | Stainless Steel Needle Valve + 1000 mL/min Rotameter |
| Exhaust Handling | Catalytic Combustion via 1/4" SS Exhaust Line |
| Cooling | Dual-Wall Air-Cooled Housing (Surface Temp <60°C) |
| Insulation | High-Purity Al₂O₃ Microfiber Vacuum-Formed Liner |
| Internal Coating | 1750°C Imported Al₂O₃ Reflective Layer |
| Heating Element | Mo-Doped Fe-Cr-Al Alloy with ZrO₂ Protective Coating |
| Required Ancillary Equipment | QL-500 High-Purity H₂ Generator (500 mL/min, ≥99.999% purity, CE-certified) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | OTF-1200X-III-80SL |
| Instrument Type | Horizontal Tube Furnace |
| Max Temperature | 1200 °C (<1 hr) |
| Continuous Operating Temp | 1100 °C |
| Temperature Uniformity | ±1 °C over 600 mm (400–1200 °C) |
| Control Accuracy | ±1 °C |
| Heating Rate (max) | 100 °C/min |
| Cooling Rate (max, under inert/vacuum) | 10 °C/s |
| Total Power | 7 kW |
| Voltage | AC 208–240 V, 50/60 Hz, Single Phase |
| Heating Element | Mo-doped Fe-Cr-Al Alloy |
| Tube Dimensions | Quartz, OD 80 mm × ID 75 mm × L 2400 mm |
| Heating Zone Length | 3 × 300 mm (900 mm total) |
| Effective Sliding Travel | 600 mm on 1200 mm Cr-plated Steel Dual Rails |
| External Dimensions | 2500 × 510 × 750 mm (L×W×H) |
| Net Weight | 150 kg |
| Vacuum Compatibility | Up to 10⁻⁵ Torr (with turbomolecular pump) |
| Safety Certifications | CE |
| Warranty | 12 months (excludes consumables: quartz tube, O-rings, heating elements) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | OTF-1200X-M12 |
| Max. Temperature | 1000 °C |
| Temp. Control Accuracy | ±1 °C |
| Max. Power | 3 kW |
| Max. Ramp Rate | ≤20 °C/min |
| Heating Element | Molybdenum-doped Fe-Cr-Al Alloy |
| Tube Dimensions | 100 mm O.D. × 94 mm I.D. × 650 mm L |
| Furnace Chamber Material | High-purity Al₂O₃ Fiber with High-temp Al₂O₃ Coating |
| Control System | 30-Stage PID Programmable Controller |
| Safety Features | Over-temperature & Thermocouple Break Protection |
| Certified | CE, UL (for components >24 V), TUV/UL/CSA optional |
| Weight | 48 kg |
| Dimensions (Closed) | 430 × 480 × 480 mm (L×W×H) |
| Dimensions (Open) | 660 × 480 × 720 mm (L×W×H) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | OTF-1200X-SF |
| Max. Operating Temperature | 1100°C |
| Temperature Control Accuracy | ±1°C |
| Max. Power | 3.6 kW |
| Heating Rate (to Max Temp) | 10°C/min |
| Heating Element Material | Molybdenum-Doped Fe-Cr-Al Alloy |
| Tube Dimensions | 100 mm O.D. × 94 mm I.D. × 750 mm L (Fused Quartz) |
| Heating Zone Length | 440 mm |
| Uniformity Zone | 100 mm |
| Power Supply | Single-phase, 220 V AC, 50/60 Hz |
| Net Weight | 100 kg |
| Closed Footprint | 1220 × 458 × 585 mm |
| Open (Sliding Rail Extended) Length | 1676 mm |
| Vacuum Interface | KF25 |
| Cooling | Water-cooled sliding flange (right) and water-cooled intermediate flange |
| Optional Accessories | PC-based temperature control software, recirculating chiller, vacuum gauge, pressure regulator |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | OTF-1200X-VTHP |
| Type | Horizontal/Vertical Tube Furnace |
| Max. Operating Temperature | 1100 °C (tube), 1200 °C (furnace body) |
| Max. Pressure Rating | 20 MPa @ ≤800 °C, 15 MPa @ ≤900 °C, 10 MPa @ ≤1000 °C, 5 MPa @ ≤1100 °C |
| Control Accuracy | ±1 °C |
| Heating Rate | ≤10 °C/min (RT–600 °C), ≤5 °C/min (600–1100 °C) |
| Power Supply | AC 208–240 V, 1Φ, 2.5 kW |
| Heating Element | Mo-doped Fe-Cr-Al alloy with ZrO₂ coating |
| Thermocouple | Omega K-type |
| Temperature Zones | 2 independent PID-controlled zones |
| Uniformity Zone | 170 mm (±2 °C at isothermal setting) |
| Tube Dimensions | Ø70 mm (OD) × Ø35 mm (ID) × 526 mm (L) |
| Cooling | Air-cooled flange with aluminum heat sink |
| Pressure Monitoring | Integrated pressure transducer + digital display |
| Safety Relief | Solenoid valve (max. 15 MPa rating) + manual needle valve bypass |
| Sealing | Oxygen-free copper gasket |
| Compliance | CE-certified |
| Software Option | MTS-03 PC-based control interface (optional) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | OTF-1500X |
| Max Temperature | 1500 °C |
| Temperature Control Accuracy | ±1 °C |
| Max Power | 6 kW |
| Heating Rate (to max temp) | 10 °C/min |
| Internal Chamber Dimensions | 60 mm O.D. × 53 mm I.D. × 1000 mm L |
| Heating Zone Length | 390 mm |
| Uniform Temperature Zone Length | 150 mm |
| Heating Element | 16 pcs SiC rods (14 mm Ø × 150 mm hot zone × 350 mm total) |
| Thermocouple Type | S-type |
| Vacuum Capability (with standard pump) | 10⁻² Torr |
| Weight | 100 kg |
| Certifications | CE, UL/MET/CSA compliant (>24 V components) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | OTF-1500X-III |
| Max Temperature | 1500°C |
| Temperature Control Accuracy | ±1°C |
| Max Power | 6.6 kW |
| Heating Rate (to max temp) | 5°C/min |
| Internal Dimensions | 60 mm O.D. × 51 mm I.D. × 1200 mm L |
| Heating Zone Configuration | Three independent 200 mm zones |
| Uniform Temperature Zone | 350 mm (±2°C at 1400°C) |
| Vacuum Capability | 10⁻² Torr (mechanical pump), 10⁻⁵ Torr (turbo-molecular pump) |
| Thermocouples | Three Type S |
| Heating Elements | 24 pcs SiC rods (14 mm Ø × 350 mm L) |
| Insulation | High-purity polycrystalline alumina fiber + US-imported 1750°C alumina reflective coating |
| Cooling | Dual-layer air-cooled housing (surface temp <60°C) |
| Certifications | CE, UL/MET/CSA compliant (>24 V components), RoHS |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | OTF-1500X-VHP4 |
| Maximum Temperature | 1500 °C |
| Temperature Control Accuracy | ±1 °C |
| Heating Rate (to Max Temp) | 20 °C/min |
| Maximum Applied Pressure | 5 T (10 MPa with 1/2″ graphite die) |
| Hydraulic System Capacity | 20 T |
| Furnace Tube | Mullite, 101 mm OD × 92 mm ID × 680 mm L |
| Heating Element | Mo-doped Fe–Cr–Al alloy with ZrO₂ coating |
| Power Rating | 8 kW |
| Voltage/Frequency | 208–240 VAC, 50/60 Hz, single-phase |
| Cooling | Water-cooled flanges |
| Vacuum Level | ≤10⁻⁵ torr (with turbomolecular pump), ≤10⁻² torr (with rotary vane pump) |
| Programmable Stages | 30-segment ramp-soak profiles |
| Thermocouple Type | S-type |
| Heating Zone Length | 250 mm |
| Overall Dimensions | 510 mm H × 510 mm W × 440 mm D |
| Net Weight | 350 kg |
| Compliance | CE-marked design principles |
| Brand | Hefei Kejing |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PbS |
| Pricing | Upon Request |
| Material | Lead Sulfide (PbS) |
| Crystal Structure | Cubic |
| Density | 7.60–8.16 g/cm³ |
| Orientation | <100> |
| Dimensions | 10 × 10 × 0.5 mm & 5 × 5 × 0.5 mm |
| Surface Finish | Single-Polished & Double-Polished |
| Packaging | Class 1000 Cleanroom / Class 100 Clean Bag |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Classification | Domestic (PRC) |
| Model | PET Film |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | PIN-PMN-PT |
| Pricing | Upon Request |
| [Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | PDC-36G |
| Input Voltage | 110/220 V, 50/60 Hz |
| Power Consumption | <100 W |
| RF Output Frequency | 13.56 MHz |
| DC Bias Settings | Low (680 V / 10 mA / 6.8 W), Medium (700 V / 15 mA / 10.5 W), High (720 V / 25 mA / 18 W) |
| Chamber Dimensions | Ø75 mm × 165 mm (borosilicate glass) |
| Vacuum Requirement | ≥160 L/min pumping speed, ultimate pressure ≤200 mtorr (0.27 mbar) |
| Gas Compatibility | Air, O₂, Ar, N₂, or mixed non-flammable gases |
| External Vacuum Gauge Option | Pirani-based resistive gauge (range: atmospheric to 0.1 Pa, non-corrosive gases only) |
| Dimensions (W×D×H) | 200 × 250 × 210 mm |
| Net Weight (excl. pump) | 8 kg |
| Warranty | 12 months standard, lifetime technical support] |
| Brand | Hefei KEJING |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | Platinum Crucible |
| Pricing | Available Upon Request |
| Standard Capacity | 50 mL (50 g) |
| Customization | Dimensional customization available per client specifications |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Purity Options | 3N5 (99.95%) and 4N (99.99%) |
| Standard Diameters | φ0.05 mm, φ0.1 mm, φ0.2 mm, φ0.4 mm, φ0.5 mm |
| Standard Lengths | Custom length (L) or fixed lengths (e.g., 100 m, 2 m, 3 m) |
| Packaging | Class 1000 cleanroom environment |
| Compliance | Suitable for high-precision thermal, electrical, and catalytic applications requiring trace-metal-free metallic elements |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | LN-600 |
| Material | PTFE inner liner + stainless steel outer jacket |
| Effective Volume | 600 mL |
| Inner Dimensions | Ø79 mm (ID) × 127 mm (L) |
| Outer Diameter | 92 mm |
| Liquid Nitrogen Jacket Volume | 1.5 L |
| Vacuum Insulation Layer | Yes |
| Safety Burst Disc Activation Pressure | >3.7 atm |
| Compatible Roller Distance | 150–185 mm |
| Operating Temperature Range | <−130°C (standard), down to −150°C (with optional cryogenic torch) |
| Max. Sample Throughput per Batch | Not specified |
| Final Particle Size | 0.01–0.5 mm |
| Sample Type | Cryo-sensitive, ductile, or highly reactive materials |
| Weight | 10 kg |
| Overall Dimensions | 270 × 185 × 320 mm (L×W×H) |
| Ambient Humidity Limit | <48% RH |
| Thermal Monitoring | T-type thermocouple port (instrument not included) |
| Optional Accessories | Vacuum pump, digital temperature indicator, compatible roller mill |
| Brand | Hefei Kejing |
|---|---|
| Model | PTL-MM02 |
| Type | Vertical Dip-Coating System |
| Maximum Coating Speed | 1–200 mm/min |
| Speed Stability | ±0.05% |
| Sample Holder Dimensions | 75 × 25 × 2.5 mm |
| Overall Dimensions | 320 × 260 × 560 mm |
| Weight | 17 kg |
| Touchscreen Interface | Full-color LCD HMI |
| Control System | Industrial PLC-based Programmable Logic Controller |
| Standard Accessories | (1) Sample Clip Fixture, (2) Immersion Beaker, (3) Three Stainless Steel Dip Wires |
| Brand | Hefei Kejing |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PGS-125x210-17μm |
| Carbon Content | 99.9% |
| Thickness | 17 μm (0.017 ± 0.005 mm) |
| Standard Dimensions | 125 mm × 210 mm |
| Density | 2.1 g/cm³ |
| In-Plane Thermal Conductivity (a-b plane) | 1700–1900 W/(m·K) |
| Through-Plane Thermal Conductivity (c-axis) | 15–20 W/(m·K) |
| Tensile Strength | 650 psi |
| Electrical Conductivity | 19,000 S/cm |
| Maximum Operating Temperature | 450 °C |
| Packaging | Class 1000 cleanroom environment, sealed in Class 100 clean bags |
| Key | Brand: Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | A-Z Series |
| Price Range | USD 1–1,400 (FOB) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (PRC) |
| Model | Si+SiO₂ Thin-Film QCM Substrate |
| Pricing | Available Upon Request |
| Crystal Orientation | <100> or <111> |
| Doping Type | N-type or P-type |
| Fabrication Method | Dry or Wet Oxidation |
| SiO₂ Thickness | 50 nm – 1 µm (customizable) |
| Si Wafer Thickness | 0.5 mm |
| Standard Dimensions | Ø100 mm (4") or Ø50 mm (2") |
| Surface Configuration | Single-Side or Double-Side Oxidized |
| Packaging | Class 1000 Cleanroom-Processed, Sealed in Class 100 Clean Bags |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | QCM-25-2IN |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Classification | Domestic (China) |
| Model | Ru Target |
| Pricing | Available Upon Request |
| Standard Dimensions | Ø18×2.0 mm, Ø25×10 mm, Ø50.8×2.0 mm, Ø60×3.0 mm |
| Purity | 99.95% (3N5) |
| Packaging | Class 1000 Cleanroom / Class 100 Clean Bag |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | Si+Si3N4 Thin Film |
| Pricing | Upon Request |
| Silicon Substrate | p-type Boron-doped, <100>±0.5°, Resistivity <0.02 Ω·cm, Single-side Polished, Thickness 525±25 µm, Diameter 101.6±0.5 mm |
| Silicon Nitride Layer | Low-stress PE-CVD deposited, 100 nm ±8%, Covers Front Polished Surface Only |
| Packaging | Class 1000 Cleanroom / Class 100 Clean Bag / Vacuum-Sealed / Individual Cassette or Slot-Style Rack |
| Brand | Hefei Kejing |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Si/SiO₂/Si₃N₄ Tri-Layer Thin-Film Substrate |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Classification | Domestic |
| Model | Si+SiO2+Ti+Pt (Domestically Sourced) |
| Pricing | Upon Request |
| Film Thickness | SiO₂ = 500 nm |
| Silicon Substrate | p-type, B-doped, resistivity < 0.005 Ω·cm |
| Standard Dimensions | Ø101.6 mm × 0.5 mm (4" wafers) or 10 mm × 10 mm × 0.5 mm |
| Surface Finish | Single-side polished |
| Packaging | Individual wafers in Class 100 cleanroom bags within Class 1000 cleanroom environment |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | Si Crystal Substrate |
| Pricing | Upon Request |
| Doping Type | B- or P-doped (p-type) / N-doped (n-type) |
| Resistivity | 10⁻³ – 40 Ω·cm |
| EPD (Etch Pit Density) | ≤100 cm⁻² |
| Oxygen Content | ≤1.8 × 10¹⁸ cm⁻³ |
| Carbon Content | ≤5 × 10¹⁶ cm⁻³ |
| Crystal Orientation | <100>, <110>, or <111> ± 0.5° (custom orientations available) |
| Standard Dimensions | Ø25.4 mm × 0.30 mm, Ø50.8 mm × 0.50 mm, Ø76.2 mm × 0.50 mm, Ø101.6 mm × 0.60 mm |
| Surface Roughness | Ra < 0.1 nm (10 Å) |
| Optional Surface Modifications | Thermal SiO₂ layer (thickness customizable), or pre-fabricated multilayer stacks: Si/SiO₂/Ti/Pt |
| Packaging | Individual wafers in Class 100 cleanroom bags |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Si Non-Diffracting Substrate |
| Dimensions | Ø24.6 × 1.0 mm, Ø32 × 2.0 mm, 30 × 30 × 2.5 mm |
| Doping Type | P-type, Boron-doped |
| Surface Finish | Single-side polished or double-side polished |
| Surface Roughness | <15 Å RMS |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags, stored and shipped from Class 1000 cleanroom environment |