Precision Muffle Furnace Hwf80-04n for Laboratory and Research Use

• Customization: Available
• Place Style: Vertical
• Range of Applications: Industrial
• Model NO.: HWF80-04N
• Type: Electric Holding Furnace
• Usage: Ceramic Sintering
• Fuel: Electric
• Atmosphere: Vacuum/Nitrogen
• Effective Chamber Dimensions: 400*400*500mm(W*H*D)
• Maximum Temperature: 400°c
• Maximum Heating Power: 15kw
• Idle Furnace Insulation Power: ≤7.5kw
• Temperature Control Accuracy: ±1°c
• Thermocouple Type: K-Type
• Transport Package: Wooden Packaging
• Specification: 1500*1950*1750mm(W*H*D)
• Trademark: Chitherm
• Origin: China
• HS Code: 8514101000
• Production Capacity: 50 Sets/Year

Product Description

I. Equipment Name and Model
HWF80-04N Type Dehydrogenation Furnace

II. Application Fields
Decarburization, dehydrogenation, annealing, tempering, degumming, and other heat treatment processes.

III. Technical Specifications and Basic Configuration
The HWF80-04N type dehydrogenation furnace is mainly composed of thermal design, vacuum system, gas inlet design, sealing design, and control system.
Product Model: HWF80-04N Type Dehydrogenation Furnace
Furnace Chamber Effective Dimensions: 400×400×500mm (W×H×D)
Rated Temperature: 350°C (for use in a vacuum environment; the temperature should not exceed 250°C when used in a nitrogen atmosphere)
Maximum Temperature: 400°C (for use in a vacuum environment; the temperature should not exceed 250°C when used in a nitrogen atmosphere)
Heating Element: Stainless steel heating tube for internal heating
Heating Method: Hot air circulation heating
Temperature Measurement Method: Reserved inspection port, can install armored flexible thermocouple for real-time monitoring
Number of Temperature Control Points: Independent temperature control at two points (top and bottom)
Number of Temperature Zones: 2
Maximum Heating Power: 15 kW
Heating Rate: <5 °C/min
Temperature Control Accuracy: ±1°C, with PID parameter self-tuning function
Pressure Rise Rate: 0.67Pa/h
Thermocouple Type: K-type
Cooling Method: Natural cooling with furnace, time from 350°C to room temperature less than 12 hours
Temperature Uniformity: ±5°C (tested with empty furnace at 350°C for 1 hour).

 

IV. Delivery List

Table 1 Delivery list
	Item	Note	Qty.
Basic Components	Furnace		1 Unit
	inspection certificate	Certificate of major outsourced components	1 Set
	Technical Documents	Instructions, technical documents of the major outsourced parts, etc	1 Set
Key Components	Heating Element	Resistance wire pre-built heating plate	1 Set
	Mechanical Pump	Busch DRV60	1 Unit
	Molecular Pump	Zhongke Keyi FF-200	1 Unit
	Vacuum Gauge + Regulator	Ruibao	1 Set
	Oxygen Analyzer	Nanoaonai	1 Unit
	Touch Screen		1 Unit
	Mass Flow Meter	Precise Measurement	1 Unit
	Temperature Controller	Azbil or equivalent brand	1 Set
	Thermocouple	Type K	3 Pcs
	PLC	SIEMENS or equivalent brand	1 Unit
Spare Parts	SSR		1 PC
	Sealing ring	Fluororubber	1 Piece

V. Normal Operation Conditions of the Equipment
5.1 Environmental Conditions: Temperature 0~40°C, humidity ≤80%RH, no corrosive gases, no strong airflow disturbance;
5.2 Nitrogen Conditions: Gas source pressure 0.2~0.4Mpa, purity 99.999%, gas consumption 2~6m3/h;
5.3 Conducting Air Source Conditions: Clean, dry, oil-free compressed air, pressure 0.4~0.8Mpa;
5.4 Water Supply Conditions: 0.1~0.3Mpa, clean, non-corrosive, supply flow rate 1~3L/min;
5.5 Ventilation System: Non-contact connection to user's exhaust system, exhaust capacity greater than 10m3/h;
5.6 Floor Requirements: Level, no significant vibration, load-bearing capacity >500kg/m2;
5.7 Power Conditions: Capacity greater than 22kVA, 3-phase 5-wire, voltage 220/380V, frequency 50Hz. Live wires: Yellow, Green, Red; Neutral wire: Blue; Earth wire: Yellow-green;
5.8 Installation Site: 3000mm×2500mm×3000mm (D×W×H), installation area greater than 8m2.