10b. Metal Caskets Flashcards
What is the most popular type of casket sold today in the US?
Metal casket
How are metal caskets formed?
The assembly of various component parts
Formed from sheets of metal
Sheets pressed together then welded
What are the 2 categories of types of metals?
Ferrous
Non Ferrous
What are ferrous metals?
Any metal formed from iron (Fe)
What are the types of ferrous metals?
Steel
Stainless Steel
Galvanized Steel
What is steel?
Metal alloy consisting mainly of iron and carbon
What is gauge?
Thickness of metal
# of sheets of metal necessary to equal approximately 1 inch of thickness
Lower the gauge, ___________ the metal
thicker
What is stainless steel?
An alloy of steel, chromium, and sometimes nickel
What is stainless steel noted for?
Its ability to resist rust (due to the chromium)
All grades must have at least what percentage of chromium to qualify as stainless steel?
11%
What does stainless steel represent as?
A bridge between steel and copper and bronze caskets
What does stainless steel offer (over steel)?
Additional corrosion protection
What does stainless steel lack (that copper and bronze have)
Longevity
What is another name for 400 Series?
409 Stainless steel
What percentage of chromium does 409 stainless steel has?
11-12%
Does 409 stainless steel have nickel?
No
What is another name for 300 Series?
304 Stainless Steel
What percentage of chromium does 304 Stainless Steel have?
18%
What does the chromium in 304 Stainless steel protect from / against?
Surface from rust
Against oxidation caused by high temperatures
Does 304 Stainless steel have nickel?
Yes
8%
What’s higher grade, 300 or 400 series?
300 Series
What is Galvanized Steel?
Steel that’s been coated with zinc for increase resistance to rust
What are the Nonferrous Metals?
Copper
Bronze
What is nonferrous metals?
Any metal not formed from iron
How are nonferrous metals measured?
In ounces per square foot
What does Malleable (copper) mean?
Capable of being shaped or formed
What does Ductile (copper) mean?
Easily drawn into wire or hammered thin
What does Metallic (copper) mean?
Having characteristics of metal (reddish brown color)
What does Copper deposit mean?
Copper ions are combined by an electrolytic process (which forms a seamless unit)
What does wrought copper mean?
Copper metal rolled into sheets
What is wrought copper used for?
To stamp or mold into casket bodies
What is Bronze?
A metal alloy consisting of 90% copper
(Tin and sometimes zinc compromise the other 10%)
What is more expensive between copper and bronze?
Bronze
What is cast bronze?
Molten bronze poured into a mold and allowed to cool
What is wrought bronze?
Bronze metal rolled into sheets
What are the 2 production types?
Cast
Stamped
What is it called when molten metal is poured into a mold forming a seamless unit?
Cast
What is it called when sheets of metal are pressed by a hydraulic pump in designed forms?
Stamped
True or False:
Sometimes Copper and Bronze are referred to as precious or semi-precious metals
True
What offers natural corrasion protection?
Bronze and Copper
How is thickness or gauge expressed?
In ounces per square feet
What is this:
- Abundant
- Easily formed into casket shells
- Relatively low in cost
Plastic
What is this:
- More common than plastic
- Can be finished in any color or pattern (some resemble other materials like marble)
- Mainly seen in infant caskets
Fiberglass
