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Polishing Wheel: a Leather-Faced Wooden Disc with Glued Abrasive (Boy Mechanic, 1925)
A wheel for polishing metal: a hardwood disc faced with a band of leather belting, coated with glue and rolled in abrasive powder.
Variable: the abrasive's grain.
Source: The Boy Mechanic, Book 4 (1925), p. 423. Unknown: sizes, glue and abrasive. Picture: the article.
Beginner
Unknown
Instructions
1
1
Cut the disc
Cut the disc
Cut a hardwood disc of suitable thickness and diameter and drill a central hole to fit the shaft it will run on.
Materials for this step:
Hardwood Board1 pieceTools needed:
Tenon Saw
Brace and Bit2
2
Face it with leather
Face it with leather
Soak a piece of leather belting in water until soft and stretch it until some water is out. Cut it a little longer than the wheel's circumference and taper (scarf) the ends so they overlap smoothly. Glue it round the face of the wheel.
Materials for this step:
Leather Belt Blank - Vegetable Tanned1 piece
Animal Glue1 pieceTools needed:
Water
Leather Knife
Glue Brush3
3
Coat with abrasive
Coat with abrasive
Give the leather a thin coat of warm glue and cover it evenly with abrasive powder of the grain you want while the glue is wet. Hang the wheel up until the glue has dried.
Materials for this step:
Animal Glue1 piece
Aluminium Oxide Abrasive Grit1 pieceTools needed:
Glue BrushMaterials
4- 1 piecePlaceholder
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- 1 piecePlaceholder
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