Grade reference

VESTOLIT CR 80 C

Copolymer resin from VESTOLIT (Orbia), K-value 50.

All grades · sourced from VESTOLIT (Orbia) · checked 19 August 2026

Producer
VESTOLIT (Orbia)
Polymer
PVC
Type
Copolymer resin
K-value
50
Producer lists it for
Films and sheets · Adhesive tapes · Flooring · Luxury vinyl tiles (LVT) · Inks · Phonographic records

What that means in practice

K50, the same as CR 80 A, with LVT added to the list. The CR series sits in a narrow K48 to K50 band where the differences between grades are about solubility and compatibility rather than molecular weight.

If K-values are not something you work with daily, our PVC grades and pricing guide explains what they measure and how prime, off-spec, regrind and regranulate differ.

What to check before buying VESTOLIT CR 80 C

  • Copolymer is bought for solubility and adhesion rather than mechanical strength — confirm the comonomer and content, because that is what determines whether it dissolves in your system.
  • The K-value is low by design here, not by compromise. Do not read K48 to K50 as a lesser resin; it is what makes solvent-based ink and coating work possible.
  • For coating and ink work, ask about colour and clarity on the actual batch. These end up in visible surfaces.
  • Confirm it is genuinely a copolymer and not a homopolymer being offered loosely as one — they are not interchangeable and the price should not be either.

Buying or selling this?

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