Buildings
Structure, lining, insulation or finish depending on family.
天然ゴム earns its keep in systems: a beam, a batt, a fibre blend, a coated steel — rarely a lone coupon.
Products below are cultural landmarks as much as SKUs.
産業
Transport
Mass, fire and fatigue rewrite the grade list.
Energy
Heat, voltage and hydrogen compatibility.
Consumer
The volume that pays for the mill.
Medical / food
When allowed — extractables and allergies matter.
Defence / safety
Ballistics, FR clothing, fire stops.
製品
Charles Goodyear
1839
John Boyd Dunlop
1888
Michelin Bibendum
1898
Hevea tapping
20th c.
Fordlandia
1928
F1 slick
1950s–
Surgical glove
19th c.–
Eraser
18th c.–
組み合わせ
silicone
The high-temp elastomer NR cannot be.
polyethylene
Another C-H chain, thermoplastic not elastic.
nylon
Tyre cord partner.
steel
Bead wire and belts in radial tyres.
If the pairing is wrong, the material will be blamed for a system fault.