FIRE ASSAY TOOLS

FIRE ASSAY THERMAL PENCILS / FIRE ASSAY CRAYONS

Fire assayThermal pencils resistant to litharge and still visible after the cupellation process or the fire assay process. They are ideal to mark the cupels or crucibles. 

We have two models available

– Fire assay thermal pencil up to 1200ºC, colour blue. The outer shell is made of wood, and the inner mine is blue cobalt.

– Fire Assay  Crayons for ceramic marking up to 1200ºC, colour black. There is no outer shell, the whole body of the crayon is mine.

Fire Assay Thermal pencil 1200ºC
Fire Assay Thermal pencil 1200ºC
Fire Assay Thermal pencil 1200ºC
Fire Assay Ceramic Marking Crayon 1200ºC
Fire Assay Ceramic Marking Crayon 1200ºC
LONG TONGS FOR HANDLING FIRE ASSAY CRUCIBLES AND CUPELS

Cupel tongs (CT-3) are adequate for moving bigger range of cupels used in ore analysis.

Crucible Tongs (CrT) handle fire assay crucibles. Open ring (210º) is adequate for horizontal movements in and out of the furnace. Rod holds crucible while pouring into moulds.

ReferenceLength
mm
Weight
kg
Fits
CT 3900.86Cupels # 6 till # 12
CrT 1

1400.5Crucibles 30g – 40g – 55g
CrT 21400.550g – 65g
Crucible Tongs

Cupel Tongs CT 3: For Mabor cupels # 6 till # 12 (Ø 35 - 60 mm)
Crucible tongs
FIRE ASSAY LEAD BUTTON POURING MOULDS –  conic holes – Cast Iron
Our moulds for the lead button have a conical shape designed to obtain an efficient separation between the lead phase and the slag.
We have several different sizes to fit every assayer need.
 

ReferenceL x W x H
mm
# ConesSize of cone
mm
Volume of cone
ml
BM-2160 x 75 x 552×1Ø 51 x 3221
BM-6a676 x 105 / 40 x 606×1Ø 75 x 3855
BM-6385 x 60 x 453×2Ø 51 x 2819
BM-12355 x 254 x 464×3Ø 75 x 3855
Lead Button Moulds

Conical lead button mould BM-6a
Fire Assay Lead Button Mould
Lead button Mould BM-12 (4x3)