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Gas-fired Hot-air Furnace

Characteristics
Our HI (indirect) and HD (direct) series of gas-fired hot-air furnace are a kind of special industrial furnace that adopt natural gas,LPG,coal gas or marsh gas, take air as heat carrier, with recirculating blower forced circulation to transport heat to the heat using equipments.
This hot-air furnace adopts advanced technology at home and abroad, enforces heat-conducting method and uses refractory steel. It is compact conformation, with small volume and long service life.
HI series hot-air furnace adopt indirect air heating method, which divides smoke and air into their own conduit, no pollution in heating process. So it can meet requirement of some applications that need cleaning hot air, fireproofing and flameproof equipments.
The insert hot air recirculating blower integrates the heat exchanger of the hot-air furnace, which can save space, reduce noise and heat loss, and make convenience of maintenance.
Mount imported burner that is in high automatization, reliability and accurate temperature controlling. It can output hot air by only one heat exchanging, so the heat efficiency is high. It can remedy shortage of steam boilers and organic heat carrier furnace that caused low thermal efficiency because second heat exchanging. Low operation cost. To compare with electrical heating drying method, the cost is only 1/3 of it. So you can rebuild the electrical heating drying system, the investment of rebuilding can be taken back in half a year to a year.
High temperature of hot air. The Max. output temperature can reach 350℃. Neither organic heat carrier furnace nor steam boilers cannot reach this high temperature. Low initial cost. It can be installed or spanned on the top, bottom or a side of the heat consuming equipments, a furnace room is not necessary. So under same heat output, its initial cost is only half of the initial cost of organic heat carrier furnace or steam boilers.
Suit to incinerate the thing:
Industry
Applications
 Coating Project Baking finish, disperse solidify for industrial products such as a train, automobile, container, motorcycle, household appliances and tin plate printing jar etc.
 Plastic & rubber  P & R products and toys rotary drying and molding.
 Chemical and pharmaceutical industry  Producing and drying for chemical and pharmaceutical products.
 Casting industry  Drying for molding sand and core sand.
 Grinding apparatus and abradant  Drying for emery cloth and grinding wheel.
 Building materials  Drying for wood board, building board, laminated sheet, plasterboard, glass mat
 Agricultural machinery and food industry   Drying coffee, tea leaf, tobacco leaf, bread, biscuit, fine dried noodles, dehydrated vegetable, grain, aquatic product
 Air conditioning  Heating for workshops and civil architecture
 Weaving printing and non-woven fabrics industry  Hot molding, hot melt coloration, fire drying, hot air framing
 Welding materials  Drying welding rob
 
型号
type
HI
HD
5
10
20
30
40
50
60
80
100
120
160
200
250
300
600
1000
供热能力
thermal power
104kcal/h
5
10
20
30
40
50
60
80
100
120
160
200
250
300
600
1000
热效率
Efficiency
%
HI
≥80
HD
≥95
输出温度
Temperature
HI
≤350
HD
≤650
燃料品种
fuel
化石油气、天然气、城市煤气、沼气等
diesel、LPG、natural gas、city gas、marsh gas and so on
燃料耗量
fuel consume
kg/h
HI
5
10 21 31 42 52 62 84 104 125 168 208 260 312 624 1040
HD
4
9 18 26 35 44 53 70 88 105 140 176 219 264 528 876