Porcelain crucible: short type 30ML
Inner iron crucible: made of iron sheet 75±5ml, with lid
Outer iron crucible: made of iron sheet 190±10ml, with lid
Triangular frame: stainless steel, height 250±10mm, ring diameter Ф130±5mm.
Flame-shielding body: made of stainless steel, the upper mouth diameter of the middlehole is 90±2mm, the lower mouth diameter is 82±2mm, and the asbestos pressure ringisinstalled inside.
Stainless steel cover: the height of the lower part is 50-53mm, the height of the middlecone is 25±2mm, and the top of the upper round tube is welded with a Ф3mmiron wire bent into a mouth-shaped fire bridge, the height is 50±3mm, which is used as the maximum height indicator of the flame.
Blow torch: adopt meter format gas blow torch.
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