Hefei Kejing
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| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | GdScO₃ Crystal Substrate |
| Pricing | Upon Request |
| Crystal Structure | Orthorhombic (a = 5.45 Å, b = 5.75 Å, c = 7.93 Å) |
| Melting Point | 2127 °C |
| Density | 6.6 g/cm³ |
| Growth Method | Czochralski (CZ) |
| Orientation | <110> ± 0.5° |
| Dimensions | 10 × 10 × 0.5 mm³ or 10 × 5 × 0.5 mm³ |
| Surface Finish | Single-side polished |
| Surface Roughness (Ra) | < 0.5 nm |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags, stored and shipped from Class 1000 cleanroom environment |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | Graphene-on-Substrate Series |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Model | PCE-22 |
| Type | Heated UV-Ozone Surface Cleaning System |
| Chamber Dimensions | 310 mm × 320 mm (L × W) |
| UV Lamp Output | 254 nm and 185 nm |
| UV Power | 55 W |
| Max Heating Temperature | 150 °C |
| Temperature Control Accuracy | ±1 °C |
| Programmable Ramp/Soak Stages | 20 segments |
| Timer Range | 0.01 s – 99.9 h |
| Exhaust Port Diameter | 80 mm |
| Net Weight | 28 kg |
| Power Supply | AC 208–240 V, 50/60 Hz, Single Phase |
| UV Lamp Lifetime | 2500 h |
| Construction | Stainless Steel Enclosure with Drawer-Type Sample Stage |
| Adjustable UV-to-Sample Distance | 20–40 mm |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model Designation | A-Z Series Powder Catalog |
| Pricing | Available Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | A-Z Series |
| Pricing | Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | Au Target |
| Purity | 99.99% (4N) |
| Standard Dimensions | 10 × 10 × 2.0 mm, Ø20 × 2.0 mm, Ø30 × 3.0 mm, Ø80 × 0.5 mm |
| Packaging | Class 1000 Cleanroom + Class 100 Clean Bag |
| Pricing | Upon Request |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Type | Domestic |
| Model | CaCO₃ Calcite Crystal Substrate |
| Price | Upon Request |
| Crystal Structure | Trigonal, a = 4.989 Å, c = 17.062 Å |
| Melting Point | 1339 °C |
| Density | 2.71 g/cm³ |
| Transmission Range | 350–2300 nm |
| Hardness | 3 Mohs |
| Thermal Expansion Coefficients | αₐ = 24.39 × 10⁻⁶/K, α꜀ = 5.68 × 10⁻⁶/K |
| Optical Class | Uniaxial Negative (n₀ = nₐ = n_b, nₑ = n꜀) |
| Refractive Indices | n₀ = 1.6557, nₑ = 1.4852 @ 633 nm |
| Birefringence (Δn) | −0.1705 @ 633 nm |
| Acute Angle of Optical Axis (r) | 6.20° @ 633 nm |
| Surface Quality | 20/10 |
| Dimensional Tolerance | ±0.1 mm |
| Beam Deviation | < 3 arcmin |
| Orientation Accuracy | ±0.5° |
| Flatness | λ/4 @ 632.8 nm |
| Transmitted Wavefront Distortion | < λ/2 @ 632.8 nm |
| AR Coating | R < 0.5% per surface |
| Surface Roughness (Ra) | < 0.5 nm |
| Packaging | Class 1000 Cleanroom + Class 100 Clean Bag or Individual Protective Box |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-made) |
| Model | Conductive Graphene Powder |
| Pricing | Available Upon Request |
| Apparent Density | ≤0.1 g/mL |
| Specific Surface Area | 90–150 m²/g |
| Particle Size (D50) | ≤10 µm |
| pH Value | 7.0–8.0 |
| Fixed Carbon Content | ≥95% |
| Moisture Content | ≤2.0% |
| Ash Content | ≤2.0% |
| Sulfur Mass Fraction | ≤1.5% |
| Electrical Conductivity | ≥200 S/m |
| Brand | Hefei KEJING |
|---|---|
| Model | DHG-9000J |
| Chamber Dimensions | 35 cm × 45 cm × 45 cm |
| Internal Volume | 71 L |
| Operating Temperature Range | 25 °C to 400 °C |
| Temperature Uniformity | ±5 °C |
| Control Accuracy | ±1 °C |
| Max Heating Rate | 7 °C/sec |
| Rated Power | 3.2 kW |
| Voltage | 208–240 V AC, 50/60 Hz |
| Current Rating | 16 A |
| Chamber Material | Anodized Aluminum |
| Safety Features | Over-Temperature Alarm, LED Status Indicator, Programmable Timer |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | DZF-6020-220 |
| Chamber Volume | 25 L (300 × 300 × 275 mm) |
| Max Operating Temperature | 200 °C |
| Temperature Control Accuracy | ±1.5 °C |
| Temperature Uniformity | ±5 °C (at center heating zone) |
| Vacuum Range | 0–30 inHg (≤133 Pa) |
| Heating Power | 1000 W |
| Voltage | 220 V AC, 60 Hz |
| Chamber Material | 304 Stainless Steel |
| Insulation | 76 mm Glass Wool |
| Door Seal | Silicone Gasket with Mechanical Latch |
| Vacuum Port ID | 6.35 mm (¼") |
| Standard Shelving | 2 Electroplated Carbon Steel Trays + 1 Movable Anodized Aluminum Rack |
| Vacuum Requirement | Single-Stage Rotary Vane Pump Required |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | GaP Single-Crystal Substrate |
| Pricing | Available Upon Request |
| Crystal Orientation | <100> (standard) |
| Dimensions | 10 × 10 × 0.5 mm or Ø2" × 0.5 mm |
| Surface Finish | Single- or Double-Sided Polished |
| Surface Roughness (Ra) | <0.15 nm |
| Hardness (Mohs) | 3.0 |
| Density | 4.78 g/cm³ |
| Refractive Index | 3.45 |
| Elastic Modulus | 71 GPa |
| Growth Method | Liquid Encapsulated Czochralski (LEC) |
| Melting Point | 1072 °C |
| Carrier Concentration Range | 1×10¹⁶ – 6×10¹⁸ cm⁻³ |
| Dislocation Density | <5×10⁴ cm⁻² |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | GSL-3F |
| Price | Upon Request |
| Gas Channels | 6 (customizable from 1–8) |
| Flow Controllers | Thermal Mass Flow Controllers (MFCs) |
| Standard Full-Scale Ranges (N₂) | 200 SCCM, 500 SCCM |
| Accuracy | ±1.5% FS |
| Linearity | ±0.5–1.5% FS |
| Repeatability | ±0.2% FS |
| Response Time (Gas) | 1–4 s |
| (Electrical) | ≤10 s |
| Operating Differential Pressure Range | 0.1–0.5 MPa |
| Maximum Inlet Pressure | 3 MPa |
| Tubing | Stainless Steel SS316, OD 6 mm × ID 4 mm |
| Pressure Gauge Range | –0.1 to +0.15 MPa, Graduation: 0.01 MPa |
| Shut-off Valves | 6 × Φ6 mm High-Pressure Manual Valves |
| Display | 4-Digit LED Digital Readout |
| Operating Ambient Temperature | 5–45 °C |
| Compatible Gases | High-Purity Inert, Reducing, and Oxidizing Gases (excluding simultaneous H₂/O₂) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | High-Purity Beryllium Metal Granules |
| Purity | 99.95–99.99% (3N5–4N) |
| Particle Size | 5–30 mm |
| Packaging | Class 1000 Cleanroom-Packaged in Class 100 Clean Bags |
| Storage Requirement | Vacuum-sealed environment recommended due to high oxidation sensitivity |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | High-Purity Chemical Reagents |
| Pricing | Upon Request |
| Purity Grades | 3N to 5N (99.9% to 99.999%) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Epitaxial Semiconductor Wafer |
| Substrate | N-type S-doped InP [100] ±0.5°, carrier concentration ~5×10¹⁸ cm⁻³ |
| Bottom InP Layer | 1.0 µm thick, Si-doped, n ≈ 5×10¹⁵ cm⁻³ |
| In₀.₅₃Ga₀.₄₇As Layer | 3.0 ± 0.5 µm thick, undoped, n = 1×10¹⁵–1×10¹⁶ cm⁻³ |
| Top InP Capping Layer | 1.0 µm thick, Si-doped, n = 1×10¹⁵–1×10¹⁶ cm⁻³ |
| Diameter | 76.2 mm (3 inch) |
| Thickness | 650 ± 25 µm |
| Packaging | Vacuum-sealed Class 100 clean bag in Class 1000 cleanroom or individual cassette |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | KSL-1200X-H |
| Furnace Type | Hybrid Box-and-Tube Furnace |
| Max Temperature | 1200 °C |
| Temperature Uniformity | ±1 °C |
| Max Power | 3.5 kW |
| Ramp Rate (to max temp) | 20 °C/min |
| Internal Chamber Dimensions | 300 × 200 × 120 mm (12″ × 8″ × 5″) |
| Heating Elements | Top & dual-side mounted |
| Insulation | High-purity alumina fiber with high-temp alumina coating |
| Cooling | Dual-shell structure with forced-air cooling |
| Surface Temp (operational) | <60 °C |
| Vacuum Capability | 10⁻³ Torr (mechanical pump), 10⁻⁵ Torr (turbo-molecular pump) |
| Tube Configuration | Two Φ50 × 600 mm fused quartz tubes with single-end seal |
| Sealing | Two stainless-steel KF25 vacuum flanges with mechanical pressure gauges, 1/4″ armored thermocouple ports |
| Viewing Window | 0.5″ fused quartz viewport on door |
| Safety | Door-interlocked power cutoff |
| Controller | FA-YD518P-AG PID temperature controller with 30-segment programmable ramp/soak, auto-tuning, over-temperature & thermocouple-failure alarms |
| Communication | DB9 RS-232 port |
| Optional Software | MTS02-Y PC-based temperature logging & control (supports real-time curve display & export) |
| Optional Controller | Eurotherm 3504 (LabVIEW-compatible) |
| Certifications | CE, UL/MET/CSA compliant for all >24 V components, RoHS compliant |
| Net Weight | 50 kg |
| External Dimensions | 635 × 670 × 535 mm (D × W × H) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | KSL-1200X-J (4.2 L) |
| Max Temperature | 1200°C |
| Temperature Uniformity | ±1°C |
| Heating Rate to Max Temp | 20°C/min |
| Rated Power | 2.5 kW |
| Internal Chamber Dimensions | 150 mm × 155 mm × 180 mm (4.2 L) |
| Heating Element | Mo-doped Fe-Cr-Al alloy with ZrO₂ coating |
| Insulation | High-purity alumina fiber + Al₂O₃ reflective coating |
| Cooling System | Dual-shell air-cooled jacket |
| Certifications | CE, UL/MET/CSA compliant (>24 V components), TÜV/CAS optional |
| Brand | Hefei Kejing |
|---|---|
| Model | KSL-1700X-S |
| Maximum Temperature | 1700 °C |
| Operating Temperature | Up to 1650 °C |
| Temperature Uniformity | ±1 °C |
| Heating Rate (to max temp) | 10 °C/min |
| Chamber Dimensions (W×D×H) | 120 mm × 120 mm × 120 mm |
| Heating Element | Molybdenum Disilicide (MoSi₂) Rods |
| Thermocouple Type | Type B (Platinum–Rhodium 30/6) |
| Control System | 30-Stage Programmable PID Controller (518P Series) |
| Rated Power | 2.5 kW |
| Voltage/Frequency | AC 220 V / 50 Hz |
| External Dimensions | 380 mm × 410 mm × 620 mm |
| Net Weight | 30 kg |
| Certification | CE |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | MSK-AFA-III |
| Instrument Type | Benchtop Box-Type Coating & Drying System |
| Max Temperature | 200°C |
| Temperature Control Accuracy | ±1°C |
| Max Heating Power | 1500 W |
| Max Ramp Rate | 10°C/min |
| Push Rod Travel | 10–250 mm (adjustable) |
| Push Rod Speed | 0–100 mm/sec (adjustable, ±10 mm/sec repeatability) |
| Vacuum Platen Dimensions | 365 mm × 200 mm (Aluminum) |
| Coater Blade Width | 100 mm (adjustable gap: 0.01–3.5 mm) |
| Overall Dimensions | 550 mm × 330 mm × 320 mm (L×W×H) |
| Certification | CE |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Vacuum Storage Chamber |
| Voltage | 6 V DC |
| Current Draw | ≤250 mA |
| Power Consumption | ≤6 W |
| Ultimate Vacuum Pressure | ≤10,000 Pa |
| Chamber Volume | >4.5 L |
| Dimensions (L×W×H) | 42.3 × 3.7 × 29.3 cm |
| Net Weight | 1.7 kg |
| Color | White |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Quartz-Substrate Graphene Film |
| Thickness | 1 mm / 2 mm |
| Quartz Transmittance | >93% (at 550 nm) |
| Sheet Resistance | 300–500 Ω/□ (monolayer), 200–300 Ω/□ (bilayer) |
| Monolayer Coverage | ≥95% |
| Available Sizes | 1 cm × 1 cm, 2 cm × 2 cm, 5 cm × 5 cm |
| Storage Condition | Dry, oxygen-free environment at <30 °C |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | Single-Wafer Cassette |
| Dimensions (Φ2") | 60 mm Ø × 11 mm H |
| Dimensions (Φ4") | 110 mm Ø × 12 mm H |
| Dimensions (Φ6") | 160 mm Ø × 16 mm H |
| Material | Semi-Transparent Polypropylene (PP) or Polycarbonate (PC), Chemically Resistant & Autoclavable |
| Configuration | One-piece cassette body with hinged lid and integrated elastomeric wafer retention fingers |
| Compliance | Designed for Class 100–Class 1000 cleanroom environments per ISO 14644-1 |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | SrTiO3 |
| Crystal Structure | Cubic |
| Lattice Constant | a = 3.905 Å |
| Growth Method | Flame Fusion (Verneuil) |
| Melting Point | 2080 °C |
| Density | 5.175 g/cm³ |
| Mohs Hardness | 6 |
| Thermal Expansion Coefficient | 9.4 × 10⁻⁶ /°C |
| Dielectric Constant | ~300 |
| Loss Tangent | ~5 × 10⁻⁴ @ 300 K, ~3 × 10⁻⁴ @ 77 K |
| Surface Finish | Single- or Double-Polished |
| Surface Roughness (Ra) | < 0.5 nm |
| Orientation Tolerance | ±0.5° |
| Standard Dimensions | Ø30 × 0.5 mm, 10 × 10 × 0.5 mm, 10 × 5 × 0.5 mm, 5 × 5 × 0.5 mm |
| Available Orientations | <100>, <110>, <111> |
| Chemical Stability | Insoluble in water |
| Packaging | Plasma-cleaned in ISO Class 6 (1000-grade) cleanroom, sealed in ISO Class 5 (100-grade) laminar flow bags |
| Brand | Hefei Kejing |
|---|---|
| Model | STX-202A |
| Type | Precision Diamond Wire Cutting Machine |
| Certification | CE Certified |
| Power Supply | 220 V, 50 Hz |
| Spindle Speed | 2–260 rpm (adjustable) |
| Wire Length | 20 m |
| Distance Between Guide Wheel Inner Edges | 100 mm |
| Y-Axis Travel | ≤50 mm |
| Z-Axis Travel | ≤60 mm |
| Rotary Stage | 0–360° horizontal rotation, ±15° tilt |
| Sample Stage Dimensions | 75 mm × 50 mm |
| Max. Cutting Depth | ≤50 mm |
| Max. Sample Size | Φ50 mm × 50 mm |
| Overall Dimensions | 414 mm × 500 mm × 750 mm |
| Weight | 20 kg |
| Standard Accessories | 2 tensioning pulleys, 2 guide wheels, 1 cross-stage fixture, 3 spools diamond wire, 1 cooling pump, 2 resin-ceramic blocks, 4 wax rods |
| Optional Diamond Wires | Φ0.14 mm, Φ0.2 mm, Φ0.3 mm, Φ0.4 mm |
| Warranty | 12 months (parts & labor), lifetime technical support (excludes consumables) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | STX-603 |
| Instrument Type | Precision Diamond Wire Saw |
| Cutting Wire Total Length | 80 m |
| Wire Speed | 0–3 m/s (adjustable) |
| Horizontal Rotation Range | 0–360° |
| Tilt Angle | ±10° |
| Positioning Accuracy | 5 arcminutes |
| Y-axis Travel | ≤180 mm |
| Z-axis Travel | ≤165 mm |
| Y/Z-axis Resolution | 0.01 mm |
| Max Sample Dimensions | Φ150 mm × 150 mm |
| Dimensions (W×D×H) | 617 mm × 620 mm × 1451 mm |
| Weight | 110 kg |
| Standard Accessories | 2 tension pulleys, 2 guide pulleys, 2 rolls diamond wire, 1 water pump, 2 resin-ceramic blocks, 4 wax rods |
| Optional Accessories | Diamond wire (Φ0.14 mm, Φ0.2 mm, Φ0.3 mm, Φ0.4 mm), recirculating coolant pump, oil-based coolant |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | SZQ5-20 |
| Price Range | USD 1,400 – 7,200 |
| Blade Count | 4 |
| Coating Thickness Options | 5 µm, 10 µm, 15 µm, 20 µm |
| Total Width | 100 mm |
| Effective Coating Width | 80 mm |
| Blade Material | Stainless Steel |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Ultra-Low Particulate Wipe |
| Dimensions | 50 cm × 23 cm |
| Material | Premium-Grade Split Polyamide/Polyester Microfiber |
| Edge Treatment | Laser-Sealed Perimeter |
| Water Absorption Capacity | High (≥4× own weight) |
| Ionic Leachables | <1.0 µg/cm² (Na⁺, K⁺, Cl⁻, SO₄²⁻ per ASTM F3337) |
| Particle Shedding | ≤5 particles ≥0.5 µm per cm² (per ISO 14644-1 Class 5 cleanroom testing protocol) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Ultra-Thin Si Wafers |
| Pricing | Available Upon Request |
| Doping Type | Boron (p-type) or Phosphorus (n-type) |
| Resistivity | 10⁻³–40 Ω·cm |
| EPD | ≤100 cm⁻² |
| Oxygen Content | ≤1.8×10¹⁸ cm⁻³ |
| Carbon Content | ≤5×10¹⁶ cm⁻³ |
| Orientation | <100>, <111>, or <110> ±0.5° |
| Diameter | 2 inch (50.8 mm) |
| Thickness | 0.1 mm or 0.2 mm |
| Diameter Tolerance | ±0.4 mm |
| Thickness Tolerance | ±25 µm |
| Surface Roughness (Ra) | <10 Å |
| Optional Surface Modification | Thermal SiO₂ layer (~10–500 nm), or pre-patterned Ti/Pt metallization (Si/SiO₂/Ti/Pt stack) |
| Packaging | Individual 100-class cleanroom bags in 1000-class cleanroom environment |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | VGB-2 |
| Acrylic Thickness | 6 mm |
| Side Door Diameter | 400 mm |
| Antechamber Dimensions | 240 mm × 240 mm (Door Opening: Ø230 mm) |
| Glove Port Diameter | 150 mm |
| Vacuum Gauges | Dual Analog Vacuum Gauges (Chamber & Antechamber) |
| Vacuum Isolation Valves | Separate Manual Shut-off Valves for Chamber and Antechamber |
| Antechamber Ultimate Vacuum | ≤0.1 mbar |
| Chamber Atmosphere | Inert Gas Purged (N₂ or Ar), No Vacuum Capability Due to Acrylic Structural Limitations |
| Net Weight | 21 kg |
| External Dimensions | 1000 mm (L) × 500 mm (W) × 500 mm (H) |
| Packaging Dimensions | 1524 mm × 864 mm × 711 mm (60" × 34" × 28") |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | VGB-6 |
| Chamber Volume | 3600 × 900 × 1000 mm (L × H × W) |
| Construction Material | 304 Stainless Steel (3 mm thickness) |
| Viewing Window | Dual-layer tempered glass |
| Glove Ports | Hard-anodized aluminum |
| Large Transfer Chamber | Ø360 × 600 mm |
| Small Transfer Chamber | Ø100 × 300 mm |
| Gas Purification | Regenerable 304 stainless steel columns for H₂O and O₂ removal (<1 ppm residual) |
| Purification Capacity | 1.3 kg H₂O / 30 L O₂ |
| Pressure Control Range | ±12 mbar (PLC-controlled) |
| Circulation System | Oil-free, vacuum-rated stainless steel loop (DN40) with microprocessor regulation |
| Regeneration Gas | 5–10% H₂ in working gas (N₂/Ar/He) |
| Vacuum Pump | Original equipment, 8 m³/h flow rate |
| Power Supply | 220 V AC, 50 Hz, single-phase |