Gtm N2 Sealing Belt Furnace with Computer Control

• Customization: Available
• After-sales Service: 12 Months
• Warranty: 12 Months
• Model NO.: HSA2013-1111ZNH
• Certification: CE, ISO
• Structure: Horizontal Type
• Brand: Hengli
• Net Weight: 5800kg
• Number of Temperature Zones: 1 Zones
• Maximum Temperature: 1100ºC
• Belt Width: 200mm
• Transport Package: Wooden Box Iron Bracket
• Specification: 12610× 1200× 1450mm
• Trademark: HENGLI
• Origin: China
• HS Code: 8514390090
• Production Capacity: 800 Sets/Year

Product Description

HSA2013-1111ZNH Sealing Furnace
1. Typical application fields:

Typical application fields

It is mainly used for high-temperature heat treatment processes such as high-temperature sealing and annealing of metals in N2 atmosphere, as well as high-temperature brazing, sealing and other heat treatment processes in H2 atmosphere.

2. Equipment specification and structure:

Code	Name		Length	Explain
A	Total length of equipment		12610mm
B	Platform framework		600mm	870-920 mm above the ground
C	Furnace frame		11410mm
D	Entrance transition section		840mm	Including air curtain sheet, air curtain exhaust chimney, muffle elongation, etc
E	Entrance insulation transition		150mm	Thermal insulation transition of ceramic fiber material
F	Heating section		3600mm	8 zones, each zone is 450mm long ,The first four temperature zones are 14kw per temperature zone, and the rest are 8kw per temperature zone
G	Preservation and cooling section		1000mm	No heating element, thermal insulation material
H	Auxiliary heating section		1350mm	3 zones, each zone is 450mm long and 8KW per temperature zone
I	Insulation section		100mm	Thermal insulation transition of ceramic fiber material
J	Air cooling section		150mm	Reserved position for welding of air inlet and detection pipe
K	Water cooling zone		3570mm	Water jacket cooling, water flow in from bottom and out from top, adjustable flow rate, 1 point water temperature detection
L	Exit transition section		650mm	Including air curtain, exhaust chimney, etc
M	Equipment height		1450mm
N	Layout position of equipment operation panel
Furnace structure		Large furnace chamber combined with 8mm thick SUS310S muffle tube structure is adopted
Effective height		125mm
Equipment weight		About 5800kg
Dimensions		12610×1200×1450mm(L×W×H)Excluding chimney, indicator light and anchor
Appearance color		Hanging board adopts high temperature spray, color is camel gray computer color, color label: RAL7035

3. Thermal system:

Rated temperature	900ºC
Maximum temperature	1100ºC
Heating element	The ceramic rod is wrapped with alloy wire
Heating power	112kW
Heat preservation power of empty furnace	≤40kW
Number of temperature zones	11 zones
Temperature control points	11 points
Thermocouple	K type
Surface temperature rise	<35ºC
Temperature control stability	±1ºC
Temperature uniformity	±2 ºC (cross section of  belt in constant temperature zone)

4. Transmission system:

Belt width	200mm
Belt model	The winding diameter is 3.0mm, the threading diameter is 3.5mm, and the hook type is strengthened
Belt material	SUS314
Maximum load	150kg / m2 (excluding belt weight)
Transmission mode	Friction drive with large wrap angle
Speed range	30~150mm/min, typical belt speed 70-80 mm / min, variable frequency stepless speed regulation
Driving system	The drive control adopts frequency converter to drive motor, which is controlled by reducer, and the speed is continuously adjustable
Conveyor structure	The belt conveyor is driven by chain wheel and chain to drive the driving and passive wheels. The belt is driven by the friction between the driving wheel and the belt. The belt rectifying device is installed on both sides of the entrance and exit
Cleaning method of belt	Ultrasonic cleaning machine

5. Atmosphere system:

Atmosphere control system		Including N2 pipes, H2 pipes detection gas pipe and exhaust system
Nitrogen gas pipe: the range of auxiliary flow meter is 5-50 L / min, and the range of other flow meters is 10-95 L / min
A	Entrance  gas curtain		Nitrogen curtain to prevent outside air from entering the furnace
B	Auxiliary exhaust gas  inlet		There are manual valves on the venturi auxiliary pipe to regulate the gas flow
C	Heating gas  intake		1 pipe N2 enters the furnace heating section
E	High temperature gas  intake		1 pipe N2 enters into the high temperature section
F	Free cooling gas intake		1 pipe N2 is introduced into the furnace cooling section
G	Cooling gas intake		It is used for nitrogen atmosphere cooling and cooling atmosphere protection of products in cooling zone
H	Exit gas curtain		Prevent outside air from entering the furnace
Hydrogen gas pipe: the  range of the flowmeter is 1 ~ 10 L / m
D	Heating gas  intake		1 pipe H2 enters the furnace heating section
E	High temperature gas  intake		1 pipe H2 enters into the high temperature section
F	Cooling and drying gas  intake		1 pipe H2 is introduced into the furnace cooling section
Detection gas path: oxygen analyzer, switching through solenoid valve
Gas source		Oxygen content ≤ 5ppm
Heating zone		Oxygen content ≤ 10ppm + oxygen content of gas source
High temperature zone		Oxygen content ≤ 5ppm + oxygen content of gas source
Cooling zone		Oxygen content ≤ 10ppm + oxygen content of gas source
Exhaust system		The entrance and exit transition sleeves are respectively provided with one exhaust chimney,Including ignition system

6. Cooling system:

Cooling structure	Stainless steel cooling water jacket structure
Cooling mode	Internal air cooling combined with external water cooling is adopted
Cooling test	1 point water temperature detection of cooling water jacket
Alarm indication	Low water pressure alarm and over temperature alarm

7. Safety protection:

Stop button	One stop button is set at each end plate of the inlet and outlet. After pressing the button, the belt stops running
Alarm indication	Over temperature, temperature deviation, frequency converter, thermocouple broken, low water pressure, low pressure sound and light alarm
Safe heating rate of equipment	≤2ºC/min
Power failure protection	Installation of manual shaking out device

8. Temperature control system:

Temperature measurement	Each control and detection point is measured independently by K type thermocouple
Control instrument	It is controlled by imported intelligent regulator with PID parameter self-tuning, high temperature upper limit alarm, thermocouple failure indication and other alarm protection functions
Heating control	The heating part is supplied by multiple AC contactors in groups to reduce the instantaneous current impact of the equipment on the power grid
Control mode	Zero crossing trigger mode of solid state relay
Over temperature treatment	When over temperature occurs in a certain temperature zone, the temperature over temperature alarm system of the temperature zone will immediately send out sound and light alarm signal, cut off the heating of the corresponding temperature zone, and the buzzer will send out continuous alarm sound
Computer control system	DCS (distributed control system) control system is adopted
	Lower single loop intelligent instrument control, upper computer monitoring
	Friendly man-machine interface, multiple program storage, convenient for users to edit and call
	Real time display of temperature and alarm status.Data can be stored and printed out.
	The computer control system has the function of slope heating, which can effectively extend the service life of muffle tube
	Provide furnace temperature calibration function, better fit process requirements