High Temperature Firing Furnace for Thick Film Circuit with Computer Control

• After-sales Service: 12 Months
• Warranty: 12 Months
• Type: Chip Electronic Components Firing Equipment
• Certification: CE, ISO
• Structure: Horizontal Type
• Brand: Hengli
• Model NO.: HSK6307-1111Z
• Maximum Temperature: 1050ºC
• Furnace Weight: 6200kg
• Number of Temperature Zones: 11 Zones
• Effective Height: 70mm
• Transport Package: Wooden Box Iron Bracket
• Specification: 10165* 1400 *1350 mm
• Trademark: HENGLI
• Origin: China
• HS Code: 8514390090
• Production Capacity: 800set/Year

Product Description

HSK6307-1111Z Belt Type Firing Furnace

1. Main Application:

Main Application

It is mainly used for high temperature firing of thick film circuit, precision resistance, chip electronic components, LTCC, glass glaze, ceramic filter and annealing of photovoltaic thin film glass.

2. Furnace specification and structure:
 

Code	Name		Length	Note
A	Total length		10165mm
B	Load/unload table		600mm	Distance from ground height 840 ~ 890 mm, the length of load and unload table is the same.
C	Furnace frame		8965mm
D	Entrance vestibule part		350mm	Include entrance curtain (multilayer stainless steel sheet).
E	Entrance insulation part		150mm	Ceramic fiber insulation
F	Heating part		3630mm	11 zones, the length of each zone:330mm the power of the 1st-5th zone is 11kw each, and the rest is 8kw each.
G	Cooling part		450mm	No heating element, thermal insulation material
H	Exit insulation part		150mm	Ceramic fibre material thermal transition
I	Forced air cooling part		600mm	The fan directly blows the furnace tube for cooling, and a hot air collecting cover is arranged above the furnace tube
J	Water cooling part		3635mm	Cooling water jacket, 1 point temperature detection, including air curtain
K	Furnace height		1350mm
L	Equipment operation panel position
Chamber		Big chamber structure with ultralight thermal insulation material
Effective height		70mm
Furnace weight		About 6200kg
Dimensions		10165 × 1400 × 1350 mm (L × w × h), Exclude exhaust stack and indication lamp.
Furnace Appearance		Outside panel uses high temperature spraying coating and off-white color. RAL7035

3. Thermal system:

Rated temperature	900ºC
Maximum temperature	1050ºC
Heating element	Heating board
Heating power	103kW
Heat preservation power of empty furnace	≤35kW
Number of temperature zones	11 zones
Temperature control points	33 points(left- middle- right 3 points temperature control)
Thermocouple	K type
Surface temperature rise	<35ºC
Temperature control stability	±1ºC
Temperature uniformity	± 2 ºC (constant temperature zone)

4. Transmission system:

Belt width	635mm
Belt material	Cr20Ni80
Belt model	B201014
Maximum load	35kg / m2 (excluding belt weight)
Transmission mode	Big wrap angle friction drive
Belt speed	60~300mm/min, Stepless speed regulation control with frequency conversion, typical belt speed 155 mm/min.
Drive system	Drive Control uses the frequency converter drive frequency variable motor to control the speed by gear box. The speed is adjustable continually. Overload clutch between motor and driven wheel
Transmission structure	Belt conveyor device: to drive the driving and drived wheel through chain and sprocket wheel, and then generate the friction force by driving wheel and the belt drive the belt running. There is a belt deviation guide device on the both sides at the entrance and exit.
Belt cleaning mode	Brush cleaning(standard) Ultrasonic cleaning system( Option)

5. Atmosphere system:

Atmosphere control system			Include the air pipes and exhausting system
Air pipe: except the auxiliary exhaust air flow is 10-95L/ min, the rest are 28-280 L / min
A	Entrance curtains			Prevent outside air from entering the chamber
B	Burn off air inlet			Used for normal air supplement of heating zone
C	Auxiliary exhaust air inlet 1			The chimney adopts variable diameter venturi pipe
D	Auxiliary exhaust air inlet 2
E	Firing zone air 1			Use for controlling gas flow direction to prevent the glue pollute the product
F	Firing zone air inlet 2
G	Exit curtains			Prevent outside air from entering the chamber
Exhaust system		Two exhaust chimneys are set in preheating section

6. Cooling system:

Cooling structure	Stainless steel jacket with cooling fan installed at the bottom; cooling water jacket
Cooling mode	Air cooling + water cooling

7. Safety protection:

Stop button	Two belt stop buttons at both entrance and exit table for stopping the belt.
Alarm indication	Over-temperature, temperature deviation, belt slip, frequency converter alarm, thermocouple broken, high pressure, low pressure sound and light alarm
Power-off protection	Add manual operating device