| Customization: | Available |
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| After-sales Service: | 12 Months |
| Warranty: | 12 Months |
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| Typical application fields | Mainly used for annealing heat treatment process of solar cell glass substrates under air atmosphere conditions |
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| Code | Name | Length | Note | |
| A | Total length | 17000mm | ||
| B | Load/ unload table | 1500mm | 1350±50mm The length of load and unload table is the same, and the height from the ground is 1350 ± 50mm |
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| C | Furnace frame | 14000mm | ||
| D | Entrance vestibule part | 350mm | Including air curtain and Rubber discharge air intake | |
| E | Entrance insulation part | 650mm | Ceramic fiber material insulation transition,including exhaust pipe | |
| F | Free cooling part | 7800mm | 6 temperature zones,the length of each zone is 1300mm, and power of each zone is 26 kW. Using upper and lower heating mode. | |
| G | Free cooling part | 2600mm | No heating element, use thermal insulation material | |
| H | Cooling part | 2600mm | Water cooled coils | |
| I | Equipment height | 2000mm | Excluding chimney and foundation height | |
| J | Equipment operation panel position | |||
| Chamber structure | Adopting stainless steel inner liner structure, the upper furnace body can be raised | |||
| Effective height | 50mm | |||
| Furnace weight | About 18000kg | |||
| Dimensions | 17000×3300×2000mm(L×W×H),excluding foundation, chimney and indicator light | |||
| Appearance color | The frame color is dark gray, with color number RAL7043; The hanging board adopts high-temperature spray molding, and the color is white (color code RAL9016) |
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| Glass specifications | 2100×1200×2.5-3.2mm; | |||
| Special requirements | The penetration between the roller and the furnace body needs to be effectively sealed to reduce gas leakage. | |||
| Install photoelectric sensors at the entrance, exit, and middle section of the furnace body to detect the operating status of the glass. | ||||
| Rated temperature | 350ºC |
| Maximum temperature | 450ºC |
| Heating element | Special heating module |
| Heating power | 156kW |
| Heat preservation power of empty furnace | ≤55KW |
| Number of temperature zones | 6 zones |
| Temperature control points | 36 points (6 points per temperature zone for temperature control) |
| Thermocouple | K type |
| Surface temperature rise | <35ºC(excluding entrance and chimney) |
| Temperature control stability | ±1ºC |
| Temperature uniformity | ±3ºC(Constant temperature zone, glass surface with the same furnace cross-section) |
| Effective width of roller table | 2550mm |
| Roller material | Quartz ceramic |
| Maximum load | Product weight<20kg |
| Transmission mode | Roller table type |
| Speed range | 400~4000mm/min |
| Drive system | The transmission control adopts a servo motor, which is controlled through a reducer, and the speed is continuously adjustable |
| Transmission structure | The roller conveyor device is driven by sprockets and chains to rotate the main shaft. The main shaft and each roller bar are driven by a belt to rotate the roller bar |
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| Atmosphere control system | Including air inlet pipes, exhaust system | ||
| Air inlet pipes: Glass rotor flowmeter control, the range of firing discharge assisted flow meter is 20~190L/Min, and the range of other flow meters is 28~280L/Min | |||
| A | Entrance air curtain | Entrance air curtain (divided into 5 pipes of air intake), with each flow meter measuring range is 28~280L/min | |
| B | Rubber discharge air inlet | Fresh air replenishment (divided into 5 pipes of intake), with each flow meter measuring range is 28~280L/min. (Gas inlet preheating, the preheating temperature of 5 pipes can be controlled separately) |
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| C | Auxiliary exhaust gas inlet | Wenturi auxiliary exhaust air intake (divided into 5 pipes of air intake), with each flow meter measuring range of 20-190L/min | |
| D | Firing air inlet | Oblique intake into the furnace (divided into 5 pipes of intake), with each flow meter measuring range of 28-280L/min, distributed in the water-cooled section, mainly used to control the airflow direction | |
| E | Exit air curtain | Exit air curtain (divided into 5 pipes of intake), with each flow meter measuring range of 28~280L/min | |
| Each atmosphere flow meter displays the actual flow rate | |||
| Cooling mode | Water cooling, the cross-sectional direction of the furnace is divided into three areas for cooling control, and the water flow rate in each area can be individually controlled to ensure temperature uniformity during cooling |
| Belt stop button | One stop button is set for each entrance and exit end plate. After pressing it, the belt stops running |
| Alarm indication | Overtemperature, temperature deviation, servo alarm, low air pressure, low water press and parts overrun ureaudible and visual alarm |
| Control instruments | Adopting imported intelligent module control. It has multiple alarm protection functions such as PID parameter Self-tuning, high temperature upper limit alarm, thermocouple failure indication, etc |
| Heating control | The heating part is powered by multiple AC contactors in groups to reduce the instantaneous current impact of the equipment on the power grid |
| Control mode | Solid state zero crossing |
| Overtemperature treatment | In case of overtemperature in a certain temperature zone, the temperature overtemperature alarm system of the temperature zone will immediately send out audible and visual alarm signals, cut off the heating in the corresponding temperature zone at the same time, and the buzzer will send out continuous alarm sound |
| Computer control system (option) | DCS (distributed control system) control system is adopted |
| Lower computer, intelligent instrument control, upper computer monitoring | |
| Friendly man-machine interface, multiple programs are stored, which is convenient for users to edit and call | |
| Real time display of temperature and alarm status.The data can be stored and printed out. | |
| Provide furnace temperature calibration function to better fit process requirements |
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