How to repair big chipped area or lost pieces(Silver maru powder polish finishing)

Process reconstruct missing area/ piece, apply lacquer, sprinkle metal powder

 

Day1: Apply a coat of basic lacquer as foundation, apply kokuso

Day2: Shape kokuso, apply Sabi

Day3: Polish Sabi, apply a coat of basic lacquer

Day4: Apply tame-uruhi (black lacquer)

Day5: Polish with water and sand paper, apply bengara-urushi (red lacquer)

Day6: Polish with water and sand paper, apply tame-uruhi, sprinkle metal powder

Day7: Apply 1st coat of basic lacquer

Day8 :  Apply 2nd coat of basic lacquer

Day9 :  Polish, Finish

 

(Day1)

1.Use masking tape to cover any area that might get dirty during the process.

 

 

2.Cut a piece of #400 sandpaper into a square around 1cm in size, fold it in 3 and polish the chipped area. Apply a layer of basic

  lacquer to the chipped area with a brush and gently press with a piece of tissue paper to remove extra lacquer.

3.Make kokuso.

 

4.Apply to big chipped area or lost pieces area with a toothpick or a spatula. The thickness of to be applied each time is aprox.

  2-4mm. If the chipped area is larger than that, repeat the process after it is dried for a few times.

 

 

 

 

 

5.Set the piece aside to dry in a urushi-buro for around 1 to 2 months.

(Day 2)

6.When the kokuso is well dried, arrange the approximate shape with a cutter or a carving knife.

 

 

7.Make sabi.

8.Apply with a toothpick or spatula to arrange the shape.

(Day 3

9.After letting the sabi dry for over 24 hours, remove the extra sabi with a cutter or a carving knife.

10.Once you arranged the shape with a cutter, sand down the sabi with #800 sandpaper and water until the surface is smooth.

11.When the shape is neatly arranged, apply a layer of basic lacquer to the sabi with a brush and gently press with a piece of

         tissue paper to remove extra lacquer.

(Day 4)

12.When the basic lacquer is dry, gently polish the surface with water and #800 sand paper.

13.Make tame-urushi

14.Apply with a brush and let dry in a urushi-buro.

 

(Day 5)

15.When the tame-urushi is dried, polish the surface with water and #1500 sand paper

16. Make bengara-urushi.

17.Avoid discovering the sabi under the lacquer while polishing. Apply bengara-urushi with a brush and let dry in a urushi-buro.

 

(Day 6)

18.When the bengara-urushi is dried, polish the lacquer surface with water and #1500 sand paper.

19.After nicely polished, let’s get ready to sprinkle silver maru powder. Apply tame-urushi uniformly in a very thin layer. After

   applying the thin layer of lacquer, let it sit for 5-30min, when the surface of the lacquer begins to dry, sprinkle the silver maru

   powder with the sprinkle brush (ashirai-kebo).

 

(Day 7)

20.When it is well dried in the urushi-buro , clean the extra silver maru powder with a brush.

21.Apply a coat of basic lacquer over the maru powder so that the powder may absorb the lacquer, gently press with a piece of

         tissue paper to remove extra lacquer. Repeatedly press with clean tissue paper until no marks of lacquer remain on the tissue.

         This process is called Fun-gatame.

22.Let dry in a uruhi-buro.

(Day 8)

23.When the lacquer is dried, repeat the Fun-gatame process.

24.Let dry in a for at least 10 days.

 

(Day 9)

25.Make abura-tonoko(mixture of tonoko and oil)

26.Apply abura-tonoko on a piece of cotton and polish the area sprinkled with maru powder.

27.Apply ishi-ko(polishing stone powder) on your finger and rub the area.

28.Polish with a polishing spatula. Finish.

*Left over abura tonoko can be kept in food wrap.

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