Keeping a kiln firing log

Keeping a kiln firing log

I am going to do my best to keep a kiln firing log.

My kiln is a 13amp plug in top loader called Little Chief. You may find this post useful if you are considering buying the same kiln.

🔥 14, 04 Oct 2021, Stoneware Glaze

Duration
Segment 1 05 h 41 m
Segment 2 03 h 28 m
Segment 3 01 h 06 m

🔥 13, 28 Sep 2021, Stoneware Glaze

Duration
Segment 1 05 h 33 m
Segment 2 03 h 27 m
Segment 3 01 h 26 m

🔥 12, 26 Sep 2021, Stoneware Glaze

Duration
Segment 1 05 h 38 m
Segment 2 03 h 47 m
Segment 3 01 h 49 m

🔥 11, 21 Sep 2021, Bisque

Duration
Segment 1 07 h 09 m
Segment 2 02 h 40 m
Cool down (50°C) Long time

🔥 10, 05 Aug 2021, Stoneware Glaze

Duration
Segment 1 05 h 41 m
Segment 2 03 h 35 m
Segment 3 01 h 44 m

🔥 9, 02 Aug 2021, Stoneware Glaze

  • Stoneware glazes used:
  • Good to see Oxide Green reacting to textures added at turning stage 👍
  • Some pots bubbled badly, especially those with Rusty Mottle and Burnt Olive 🤔
  • Some pinholes and blisters on pots with Oxide Green 🤔
  • Buff stoneware clay from Commercial Clay
  • Programme = Normal speed (high)
  • Need to learn how to fix those glaze faults
Duration
Segment 1 05 h 40 m
Segment 2 03 h 37 m
Segment 3 02 h 05 m

🔥 8, 29 Jul 2021, Stoneware Glaze

Duration
Segment 1 05 h 44 m
Segment 2 03 h 19 m
Segment 3 01 h 41 m

🔥 7, 05 Jul 2021, Bisque

  • All stoneware pots
  • Buff stoneware clay from Commercial Clay
  • Brown speckles on some pots for some reason 🤔
  • Kiln sweating brown liquid, not sure if this is something to worry about 🤔
  • Programme = Fast bisque firing
Duration
Segment 1 04 h 38 m
Segment 2 03 h 31 m
Cool down (50°C) Long time

🔥 6, 22 Mar 2021, Bisque

Duration
Segment 1 05 h 41 m
Segment 2 02 h 31 m
Cool down (50°C) 31 h 44 m

🔥 5, 17 Feb 2021, Earthenware Glaze

Duration
Segment 1 05 h 41 m
Segment 2 01 h 39 m
Segment 3 01 h 13 m
Cool down (50°C) 30 h 00 m

🔥 4, 04 Feb 2021, Stoneware Glaze

  • 1 tall vase, 1 small vase and 6 yunomis (1 kiln shelf)
  • Tall vase had chipped foot ring due to glaze contacting kiln shelf
  • Also glaze bubbled (brushed too thick or dust on the pot?)
  • Be very careful when getting glaze off shelves!
  • Programme = Slow more cautious stoneware firing
Duration
Segment 1 06 h 38 m
Segment 2 04 h 06 m
Segment 3 01 h 28 m
Cool down (50°C) 29 h 17 m

🔥 3, 24 Jan 2021, Stoneware Glaze

Duration
Segment 1 06 h 41 m
Segment 2 04 h 40 m
Segment 3 01 h 41 m
Cool down (50°C) 35 h 32 m

🔥 2, 23 Dec 2020, Bisque

  • 5 tall vases and 33 yunomis (1 kiln shelf)
  • Mixture of earthenware and stoneware
  • 3 or 4 yunomis stacked inside and outside of vases
  • No broken pots after firing
  • Programme = Normal bisque firing
Duration
Segment 1 07 h 15 m
Segment 2 02 h 37 m
Cool down (50°C) 38 h 40 m

🔥 1, 19 Dec 2020, Bisque

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