テーブルのあるワイヤーヒーター付きシルクハット炉

3ゾーン制御(天井- 内側リング、天井-外側リング、テーブル)で理想的な温度均一性を実現します。

プロセス制御

機能と設備

HG5208S
HG1196_S
H3060
Abluftklappen
HG2179S_Heizelemente.png
HG_Gewebetuchabdeckung.png

Nabertherm markets this range of top hat furnaces for bending and slumping of large glass parts. The top hat furnace is equipped with one table running on rails which can be pulled out for easy charging. As accessory an additional table can be integrated, which is charged while the other table is in the furnace. The top hat furnaces are heated from the ceiling and from the table. 

  • Tmax 900 °C
  • Heating from lid and table
  • 3-zone temperature control (lid-inner circular element, lid-outer circular element, table) for optimal temperature uniformity
  • Table heating can be switched-off for fusing
  • Heating elements on supporting tubes provide for long service life
  • Table heating elements covered by SiC tiles for level stacking support
  • Top hat insulated with high-quality fiber material; exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used.
  • Table insulated with multi-layer resistant, lightweight refractory bricks
  • Top hat to be opened by overhead crane in floor shop
  • Protection guides for easy top hat opening and closing
  • Manually-operated exhaust air flap
  • Furnace table on fixed chassis for user-friendly charging height (approx. 800 mm)
  • Defined application within the constraints of the operating instructions
  • NTLog for Nabertherm Controller: Recording of process data with USB-flash drive
  • Controller P570 (50 programs with each 40 segments)

付加装置

  • Top hat side heating in case of high top hat dimensions
  • Design without table heating or with disengageable table heating for fusing
  • Electro-hydraulically driven top hat
  • Motorized exhaust air flap for faster cooling of the fusing furnace
  • Cooling system to assist cooling the furnace below the quartz inversion
  • Table on wheels for free movement
  • Interchangeable table system running on rails: to shorten process times and optimise operational capacity, two or more tables, placed alternately under the hood, can be used. An automatic table changing system is also available on request.
  • Process control and documentation via Nabertherm Control Center (NCC) for monitoring, documentation and control

技術仕様

Model Tmax Inner dimensions in mm Floor space Outer dimensions2 in mm Heating power Electrical Weight
  °C w d h in m2 W D H in kW1 connection in kg
HG 750 900 2100 1200 300 2.52 2550 1800 1350 35 3-phase 1200
HG 1000 900 1750 1000 550 1.75 2200 1450 1600 33 3-phase 1500
HG 1500 900 2100 1250 550 2.63 2550 1700 1600 44 3-phase 2000
HG 1800 900 2450 1850 400 4.35 2950 2350 1600 45 3-phase 2500
HG 2000 900 2450 1500 550 3.68 2900 1950 1600 55 3-phase 2500
HG 2640 900 3000 2200 400 6.60 3500 2700 1450 75 3-phase 3400
HG 3000 900 3500 2200 400 7.70 4000 2800 1600 75 3-phase 3800
HG 4800 900 5500 2100 400 11.55 6000 2700 1600 90 3-phase 4500
HG 5208/S 900 3100 2100 800 6.51 3990 2590 3140 110 3-phase 5000
HG 7608/S 900 3800 2500 800 9.50 4690 2990 3140 143 3-phase 7000
1Depending on furnace design connected load might be higher
2External dimensions vary when furnace is equipped with additional equipment. Dimensions on request

見積依頼

見積依頼

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