Casting Motorcycle Clutch and Brake Lever

by thabanim1 in Workshop > Molds & Casting

4024 Views, 23 Favorites, 0 Comments

Casting Motorcycle Clutch and Brake Lever

temp_-395308348.jpg
temp_599027428.jpg
a previous attempt. doesnt look nice, but it works fine. function over form anyday

The Sand Cast

temp_237109450.jpg
temp_-1589523204.jpg
temp_1127875480.jpg
temp_810056052.jpg
temp_649045589.jpg
temp_-760950333.jpg
I prepared a cast from clay, sand and cement. placed on a wooden frame. the original lever made detailed impression on the mud.
Notice the vent made by the two halves. That is the sprew

The Furnace

temp_-143984440.jpg
temp_90150254.jpg
temp_1362496858.jpg
temp_-1287021498.jpg
my furnace is a pot with a hole on the bottom. a portable fan blows air into it and the fire grows. I used broken pistons and other motorcycle parts

The Molding

temp_-684583494.jpg
temp_1959024242.jpg
temp_-673565969.jpg
temp_-1045795598.jpg
temp_914856971.jpg
after melting, I poured the hot metal into the sand cast. The levers look promising

Processing of the Casts

temp_1770711735.jpg
temp_-1799055635.jpg
After a bit of filing down with a flat file and drilling, Im quite happy with the result. i will go ahead and polish the metal

Rejects

temp_1978919310.jpg
even a zero dollar budget project needs standards. This cast did not the pass and was put back in the fire