電阻爐:
SK2-2.5-13, SK2-2-13, SX2-2.5-10, SX2-4-10, SX2-5-10, SX2-8-10, SX2-12-10, SX2-2.5-12, SX2-5-12, SX2-10-12, SX2-4-13, SX2-6-13, SX2-8-13, SX2-10-13, SX2-8-16, SX2-12-16,XL-1,
KSW-4D-11,KSW-4D-13,SXL-1002,SXL-1008, SXL-1016, SXL-1030, SXL-1208, SXL-1216, SXL-1304, SXL-1313, SX2-2.5-10N, SX2-4-10N, SX2-8-10N, SX2-12-10N, SX2-2.5-12N, SX2-5-12N, SX2-10-12N, SX2-4-13N, SX2-8-13N, SX2-8-16N, SX2-12-16N, SX2-2.5-10T, SX2-4-10T, SX2-8-10T, SX2-10-12T,
介紹
電阻爐(resistance furnace)
自從發現電流的熱效應即楞茨-焦耳定律)以后,電熱法先用于家用電器,后來又用 (
陶瓷纖維電阻爐
于實驗室小電爐。隨著鎳鉻合金的發明,到20世紀20年代,電阻爐已在工業上得到廣泛應用。工業上用的電阻爐一般由電熱元件、砌體、金屬殼體、爐門、爐用機械和電氣控制系統等組成。加熱功率從不足一千瓦到數千千瓦。工作溫度在 650℃以下的為低溫爐;650~1000℃為中溫爐;1000℃以上為高溫爐。在高溫和中溫爐內主要以輻射方式加熱。在低溫爐內則以對流傳熱方式加熱,電熱元件裝在風道內,通過風機強迫爐內氣體循環流動,以加強對流傳熱。電阻爐有室式、井式、臺車式、推桿式、步進式、馬弗式和隧道式等類型。可控氣氛爐、真空爐、流動粒子爐等也都是電阻爐。
電熱元件具有很高的耐熱性和高溫強度,很低的電阻溫度系數和良好的化學穩定性。常用的材料有金屬和非金屬兩大類。金屬電熱元件材料有鎳鉻合金、鉻鋁合金、鎢、鉬、鉭等,一般制成螺旋線、波形線、波形帶和波形板。非金屬電熱元件材料有碳化硅、二硅化鉬、石墨和碳等,一般制成棒、管、板、帶等形狀。電熱元件的分布和線路接法,依爐子功率大小和爐溫要求而定。
電阻爐與火焰爐相比,具有結構簡單、爐溫均勻、便于控制、加熱質量好、無煙塵、無噪聲等優點,但使用費較高。
分類
工業電阻爐的分類:工業電阻爐分二類,周期式作業爐和連續式作
坩堝電阻爐
業爐。
周期式作業爐分為:箱式爐、密封箱式爐,井式爐,鐘罩爐,臺車爐,傾倒式滾筒爐。
連續式作業爐分為:窯車式爐,推桿式爐,輥底爐,振底爐,轉底爐,步進式爐,牽引式爐,連續式滾筒爐,傳送帶式爐等。其中傳送帶式爐可分為:有網帶式爐、沖壓鏈板式爐、鑄鏈板式爐等
3ILRSC/L2 CM8825F Foodproplus CM8825N ST20 F561 ST60 ST80 PREXISO CM8825FN SPRINTER A6 A8 D5 TPS402 TPS403
TPS405 CM8826F TPS406 CM8826N TPS407 CM8826NN TPS802 PC2 TPS805 TPS806 TPS807 PC510 SPRINTER100/100M PC500
PC5000 SPRINTER200/200M CD770 NA720 CD750P NA724 CD772 NA728 PM11 PS8A NA730 PM10 PM7A PM3 NA2 DA32 DA50C
CD800A CD800A CD721 NAK2 CD751 JOGGER20 CD731 JOGGER24 RD701 DSZ2 RD700 DSZ2+FS1 QRO401 J22 SOA100 SCOA705
SIR50B SUMMIT350 SIR802 SIR100B SIR50B SIR810 DT202C DT205D LT202 SIR805 SIR800 LT202L DZJ2 testo511 A6 A5
A8 D3 testo512 DISTO D2 testo5061 testo510 D5 testo465 testo511 testo922 testo174 Lino L2 testo805 testo720
YB54500 YB54500A YB44200 testo110 YB44200C YB44100 testo826T4 YB44060 testo926 YB44040 testo925 testo106 testo105
YB44025 testo 905T2 YB42005 YB41005 YB40605 YB40405 YB40205 YB42010 YB41010 testo240 YB40610 testo 608H1 testo625
testo 608H2 testo 610 testo 605H1 testo 6061 testo 206pH2 testo 206pH1 YB40410 testo 4102 testo4101 testo425 YB40210
testo417 testo416 LDS22010 testo 4101 LDS22005 LDS21010 testo 405V1 LDS21005 testo540 LDS20610 testo 825T2 LDS20605
testo 825T4 LDS204 testo 830S1 testo810 testo 830T2 testo 8803 LDS20405 testo 8802 LDS20210 LDS20250 testo 8801 testo 8801
YB4365 testo 4102 TESTO 4101 testo 400 testo 417 YB4365L CRT testo416 YB4325 testo 405V1 YB4345 YB4368 TESTO 4354 YB4360G
testo 4353 YB4320G testo 4352 YB360 testo 4351 YB4340C testo 5212 YB4320C testo416 YB4320B YB43020 testo425 YB43020B
3161 YB43020D YB4328 YB4330 AZ9871 YB4320F AZ8918 YB43020F AZ8909 AZ8910 AZ8908 AZ8906 AZ8904/AZ8903 AZ8902 AZ8901
YB43020BF YB43020DF YB4328F AZ88372 AZ82100 YB4328DF AZ8230 YB4328D YB43010 ST16C ST16B YB4222C YB33250 YB33200 YB33201
YB33150 AZ8215 YB33151 YB33100 AZ8205 AZ8252 AZ8001 AZ8000 AZ9680 AZ9651 YB33101 AZ8726 YB33050 AZ8723 AZ8721 YB33051
AZ8716 YB3001 AZ8711 AZ8709 YB3002 AZ8708 AZ8706N YB3003 AZ8705 YB3005 AZ8703 YB3010 AZ9681/AZ9682 AZ8800
YB3015 AZ8851/AZ8852 |