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Crucible Tongs Forged with Curved Jaws
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14. uMfumfu 2026NO
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Crucible Tongs Forged with Curved Jaws

Crucible tongs are scissor-like tongs whose arms curve outward near the ends, so the jaws close round a crucible. Long handles keep the hands away from the heat. Forge two iron reins, curve the jaws to fit your crucible, punch the pivot and rivet them together. The picture: a melting furnace with its crucible, tongs and ingot moulds.
Ophakathi
A day

Imiyalelo

1

Forge the reins

Forge two matching reins from wrought iron bar, each with a flat boss for the pivot, a jaw beyond it and a long handle, about 60 cm (our length).

Izinto zokwakha zalesi sinyathelo:

Insimbi yokukhandwa eyindukuInsimbi yokukhandwa eyinduku2 izicucu
AmalahleAmalahle3 as required

Amathuluzi adingekayo:

Iziko lomkhandi wensimbiIziko lomkhandi wensimbi
Insimbi YokukhandelaInsimbi Yokukhandela
Isando esinekhanda elimise okwesikhonkwaneIsando esinekhanda elimise okwesikhonkwane
Udlawu lomkhandi wensimbiUdlawu lomkhandi wensimbi
Amagilavu okushiselaAmagilavu okushisela
Izibuko zokuphephaIzibuko zokuphepha
2

Curve the jaws

Bend each jaw outward and then back in, so that the two together make a rounded opening. Check it against the crucible you will lift.

Amathuluzi adingekayo:

Iziko lomkhandi wensimbiIziko lomkhandi wensimbi
Insimbi YokukhandelaInsimbi Yokukhandela
Isando esinekhanda elimise okwesikhonkwaneIsando esinekhanda elimise okwesikhonkwane
Imbiza Yobumba Emelana NomliloImbiza Yobumba Emelana Nomlilo
Amagilavu okushiselaAmagilavu okushisela
Izibuko zokuphephaIzibuko zokuphepha
3

Punch and rivet

Punch and drift a pivot hole in each boss, set the reins together, and rivet them hot so they move freely.

Izinto zokwakha zalesi sinyathelo:

Izipikili zensimbiIzipikili zensimbi1 ucezu

Amathuluzi adingekayo:

Isibhobozi esishisayoIsibhobozi esishisayo
Isikhulisi semboboIsikhulisi sembobo
Insimbi YokukhandelaInsimbi Yokukhandela
Isando esinekhanda elimise okwesikhonkwaneIsando esinekhanda elimise okwesikhonkwane
Udlawu lomkhandi wensimbiUdlawu lomkhandi wensimbi
Amagilavu okushiselaAmagilavu okushisela
Izibuko zokuphephaIzibuko zokuphepha
4

Fit to the crucible

Heat the jaws and close them on a cold crucible so they take its shape and grip it all round. File off sharp edges on the handles.

Amathuluzi adingekayo:

Iziko lomkhandi wensimbiIziko lomkhandi wensimbi
Imbiza Yobumba Emelana NomliloImbiza Yobumba Emelana Nomlilo
Isando esinekhanda elimise okwesikhonkwaneIsando esinekhanda elimise okwesikhonkwane
Insimbi yokuhlikihla izinsimbiInsimbi yokuhlikihla izinsimbi
Amagilavu okushiselaAmagilavu okushisela
Izibuko zokuphephaIzibuko zokuphepha
5

Can the tongs hold the load?

Ilayisha incwadi ye-Jupyter…

Izinto

3

Amathuluzi Adingekayo

10

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