Buildings
Structure, lining, insulation or finish depending on family.
天然橡胶 · 三叶橡胶树的顺式-1,4-聚异戊二烯——轮胎喝掉全球大部分胶乳。
天然橡胶 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.
Structure, lining, insulation or finish depending on family.
Mass, fire and fatigue rewrite the grade list.
Heat, voltage and hydrogen compatibility.
The volume that pays for the mill.
When allowed — extractables and allergies matter.
Ballistics, FR clothing, fire stops.
1839
1888
1898
20th c.
1928
1950s–
19th c.–
18th c.–
The high-temp elastomer NR cannot be.
Another C-H chain, thermoplastic not elastic.
Tyre cord partner.
Bead wire and belts in radial tyres.
If the pairing is wrong, the material will be blamed for a system fault.