900℃160Kg/h box type resistance furnace

Design Specification

Zhengzhou Aofeida Furnace Industry Co., Ltd

eye record

1. Preface ...................................................2

1.1. Purpose of this design......................................2

1.2 Technical requirements for this design................................2

2. Design specifications ...............................................3

2.1Selection of furnace type........................................3

2.2Determine the structure and dimensions of the furnace body................................3

2.3Calculation of average surface area of masonry................................5

2.4Calculate furnace power......................................5

2.5Calculation of furnace thermal efficiency....................................10

2.6Calculation of furnace no-load power..................................10

2.7Calculation of heating time for an empty furnace..................................10

2.8Power allocation and wiring..................................12

2.9Material selection and calculation of electric heating elements............................13

3. Furnace components ...............................................16

3.1Furnace structure, furnace door opening and closing mechanism, and instrumentstable......................16

3.2 Technical indicators of furnace......................................16

Reference materials...................................................17