The Primer

Question 1

This is the container of the priming mixture. It is composed of brass and copper or any other gilding metal

Answer 1

Primer cup

Question 2

It is a thin but rigid metal strip where the priming mixture is crushed once the firing pin strikes the primer cup

Answer 2

Anvil

Question 3

It simply refers to the space at the center bottom of the shell where the primer cup, priming mixture and anvil occupy

Answer 3

Primer pocket

Question 4

This is a small piece of paper or disc of tin foil which is pressed over the priming mixture. Its dual purpose is to hold the priming mixture in place and to exclude moisture that might degrade the quality of the priming mixture

Answer 4

Disc

Question 5

This is the chemical component of the primer

Answer 5

Priming mixture

Question 6

What is the priming mixture usually made of

Answer 6

• lead styphnate
• barium nitrate
• antimony sulfide