Cupstock Paper

Salon Paper supplies food-grade cupstock paper from Ningbo, China: 170–210 GSM high-bulk board with PE, PLA or water-based coating for single-wall, double-wall and ripple-wall paper cups. FSC certified, mill test certificates provided, 3,000 tons of base paper consumed per month.

High-bulk uncoated cup board, PE / PLA / water-based coated, for hot and cold drink cups

What Is Cupstock Paper?

Cupstock is the uncoated or coated board used to form the body and bottom of a paper cup. Unlike ordinary board, cupstock is high-bulk: it delivers stiffness at lower GSM, which keeps the cup light while resisting deformation when filled with hot liquid.

What matters to a cup converter is not only the GSM but the balance of stiffness, edge wicking at high temperature, and how the board behaves during forming. Those are the properties we test and report on every batch.

Typical Cupstock Grades

GradeGSMTypical use
Single-side PE coated170–210Hot and cold drink cups, standard forming
Double-side PE coated190–280Cold cups, ice cream cups, higher moisture resistance
PLA coated190–280Compostable hot cups, plastic-free food service
Water-based / plastic-free coated190–280Recyclable cups, PPWR-aligned packaging
Double-wall outer board230–300Double-wall and ripple-wall cup sleeves

Thickness typically runs 0.30–0.45 mm depending on grade. Board can be supplied in reels for cup forming machines or in sheets.

Coating Options

CoatingBarrierCompostableNotes
PEExcellent water and grease barrierNoLowest cost, the industry default
PLAGood water and grease barrierIndustrial compostingBio-based, replaces PE in hot cups
Water-basedGood water barrier, good greaseRecyclable in the paper streamPlastic-free, repulpable
PHAGood water and grease barrierHome and industrial compostingHighest performing, premium cost

Quality and Certificates

Every batch ships with a mill test certificate covering GSM, thickness, Taber stiffness, Cobb value, moisture and brightness. Food-contact documentation is available for FDA and EU 1935/2004 / 10/2011; LFGB and SGS reports are issued on request. FSC chain-of-custody is available for virgin-fibre grades.

See our cupstock paper technical specifications for the full test-method table (ISO / TAPPI / GB), and the raw materials guide for how each coating behaves in converting.

Commercial Terms & How We Quote

MOQ25 tons per grade and size
Monthly capacity3,000 tons of base paper consumed per month
Pricing basisEXW Ningbo, quoted per m² for sheet and per ton for bulk
Payment terms30% deposit, 70% before shipment after inspection
Sales termsEXW / FOB (other Incoterms on request)
CurrencyUSD, converted at the exchange rate on the day of payment
SamplesFree A4 swatches of stock grades
What drives the price
GSM / thicknessThickness and basis weight of the board
Surface finishPET, OPP, aluminium foil, brushed, matte, high gloss, holographic
Single vs double sidedCoated or laminated on one or both faces
Sheet sizeStandard 787×1092 mm, or cut to your size
QuantityVolume tier pricing
PackingPalletised, on reels, or loose in cartons

Prices are quoted against your exact specification, so we do not publish a fixed price list. Tell us the product, GSM, finish, sheet size and quantity and we will return a firm quote.

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Related Pages

Certifications & Regulatory References

Quick Answers

What is cupstock paper?

Cupstock is the high-bulk board used to form the body and bottom of a paper cup. It delivers stiffness at lower GSM than ordinary board, so the cup stays light while resisting deformation when filled with hot liquid.

What GSM is cupstock paper?

Single-side PE coated cupstock is typically 170-210 GSM. Double-side coated, PLA and water-based coated grades run 190-280 GSM, and double-wall outer board is 230-300 GSM.

What is the difference between PE and PLA coated cupstock?

PE gives the best water and grease barrier at the lowest cost but is not compostable. PLA is bio-based and industrially compostable, with slightly lower heat resistance and a higher price.

Can water-based coated cupstock be recycled?

Yes. Water-based (aqueous) coatings are repulpable, so the cup can go into the normal paper recycling stream. PE coated cups generally cannot.

What is your MOQ for cupstock paper?

MOQ is 25 tons per grade and size. We also quote on finished cups at 100,000 pcs per size and design.