I

Tin................. 4 parts

Lead................ 3 parts

This is a very soft solder which sharply reproduces all details.

Another easily fusible alloy but somewhat harder, is the following:

II

Tin................. 8 parts

Lead.............. 6 parts

Antimony......... 0.5 part

Miscellaneous Tin Alloys

I

Alger Metal.—Tin, 90 parts; antimony, 10 parts. This alloy is suitable as a protector.

II. Argentine Metal

Tin, 85.5 per cent; antimony, 14.5 per cent.

III

Ashberry metal is composed of 78 to 82 parts of tin, 16 to 20 of antimony, 2 to 3 of copper.

IV. Quen's Metal

Tin, 9 parts; lead, 1 part; antimony, 1 part; bismuth, 1 part.