1.Main function
  ——Vacuum remove the binder function
  ——The alternate type gas inlet and outlet,effective gas uniform distribution,negative pressure removal of binder function.
  2.Technology index
  Material loading size:300×300×600mm
  Design temperature:700℃
  Max.working temperature:800℃
  Heating power:30KW（10KW*3）
  Total power:40KW
  Binder removing:paraffin,rubber,tar
  Temperature uniformity:±10℃；
  Temperature speeding:from 30℃to 700℃,the speed is 8℃/minute in the condition of full loading.
  Cooling speed:the cooling time is less than 5h from 750℃to 80℃in the condition of full loading.
  Rated voltage:380V（±10%），50HZ
  Ultimate vacuum:≤20 Pa
  Pressure rise：≤5Pa/h
  3.Structure feature
  a)The furnace structure is horizontal type single door to open,the hearth adopts superior quality of refractory steel(Cr25Ni20）；
  b)The hearth is cylinder structure,with good atmosphere uniformity in the hearth；
  c)The furnace door adopts double layer water cooling structure；
  d)Alternate gas inlet and outlet to remove the paraffin with good paraffin removal uniformity.
  e)The heater adopts nickel chromium resistance wire,composing by 3 independent heaters.
  f)The temperature uniformity of the product loading area can be fully guaranteed by adopting the three-point temperature control method of the front and rear distributed branch thermocouples.
  g)The wax discharge pipeline has heating device and no forming collecting；
  h)The furnace is equipped with a roller track and a special graphite loading boat supporting plate,which is convenient to load and unload.
  4.Main element