Cast-coated Glossy Paper

Facestock: ​High Glossy Cast-coated Paper
Adhesive: ​Water-based glue (Acrylic), ​Hot melt glue, ​Solvent-based glue, ​Removable glue
Liner: ​Silicone release paper, ​Glassine, ​Kraft paper, ​SCK, ​CCK, ​PET
Paper Weight (g/m2): ​80g
Color & Finish: ​High glossy white
Applicable Printing Method: ​Flexographic printing, ​Offset printing, ​Screen printing, ​Laser printing, ​Thermal transfer printing

Product Feature:
High-gloss mirror-coated paper offers ​excellent high-gloss surface, ​superior printability, and ​suitability for various printing methods.

Product Application:
Widely used in ​pharmaceutical, ​food, ​cultural goods, ​electrical appliances, ​clothing, ​eye-catching labels, and other ​information labels. Most commonly applied in ​supermarkets, ​warehousing, ​address and shelf labels, as well as ​die-cutting for blank tags.

Cast-coated Glossy Paper Categories

We provide ​complete form solutions for Cast-coated Glossy Paper, offering both standard and ​OEM customization. Eesyln is a professional Cast-coated Glossy Paper manufacturer & supplier in China. Our High Gloss Label Paper is available worldwide.

Self-adhesive-label-jumbo-roll

Jumbo Roll

  • Width: 1080/1180/1530/2000 mm/Customized
  • Length: 1000/1500/3000/6000 meter/Customized
  • Core Diameter: 76mm(3 inch)
  • OEM: Logo/Brand On Label/Carton

Self-adhesive-label-sheet

Sheet

  • Sheet Size:
    • 210mm x 297mm - 8.25″ x 11.7″ - A4
    • 216mm x 279mm - 8.5″ x 11″ - A4
    • 297mm x 420mm - 11.7″ x 16.5″ - A3
    • 305mm x 457mm - 12″ x 18″ - A3
    • 330mm x 483mm - 13″ x 19″ - A3+
    • 500mm x 700mm - 19.7″ x 27.6″
    • 700mm x 1000mm - 27.6″ x 39.4″/Customized
  • Specification:100/200/250/500 (Sheets Per Pack)/Customized
  • OEM: Logo/Brand On Label/Carton

Self adhesive label roll for Inkjet/Laser/Indigo printing

Pre-slit Label Roll

  • Width:
    • 127/203/210/320 mm/Customized
    • 5″/8″/8.27″/12.6″/Customized
  • Length: 50/100/200/300/500 meter/Customized
  • Core Diameter: 76mm(3inch)
  • OEM: Logo/Brand On Label/Carton

Pre-cut-Label-Roll

Pre-cut Label Roll

  • Label Size (Width x Length):
    • 40 x 60mm/50 x 30mm/100 x 150mm/Customized
    • 1.58″ x 2.36″/1.97″ x 1.18″/4″ x 6″/Customized
  • Specification:500/800/1000/1500/2000 Pcs Per Roll
  • Core Diameter:25mm(1inch) / 40mm(1.5inch) / 50mm(2inch) / 76mm(3inch)
  • OEM:Logo/Brand On Label/Carton

Cast-coated Glossy Paper Manufacturer & Supplier – EESYLN

At EESYLNLABELS, we specialize in producing and supplying high-performance label materials for a wide range of industries. Our Cast-coated Glossy Paper is one of the most popular choices among customers seeking high-gloss, premium-quality facestock for labeling and packaging needs. With over 20 years of experience, we deliver consistent quality, custom options, and bulk supply services to global clients.

 

 

Cast-Coated Glossy Paper FAQs

Q1: What is cast-coated glossy paper?
Cast-coated glossy paper is a premium paper with a mirror-like high gloss finish. It is produced by pressing the coated surface against a heated chrome drum, resulting in extremely smooth, high-shine, and excellent printability.
Q2: What is the difference between cast-coated paper and coated paper?
The main difference lies in the surface finish and gloss level:
  • Cast-coated paper: Ultra high gloss, mirror-like surface, premium appearance
  • Standard coated paper: Lower gloss, more economical
Cast-coated paper is preferred for high-end labels, while coated paper is used for general printing.
Q3: Is cast-coated glossy paper suitable for labels?
Yes, it is widely used for label applications due to:
  • Excellent print clarity
  • Smooth surface for fine details
  • Strong visual impact
It is commonly used for food labels, pharmaceutical labels, and cosmetic packaging.
Q4: Can cast-coated paper be used for food packaging?
Yes, but it usually requires food-grade adhesive and lamination to meet safety standards. It is often used for:
  • Bottle labels
  • Packaging stickers
Q5: Is cast-coated paper waterproof?
No, standard cast-coated paper is not waterproof. However, it can become water-resistant after:
  • Lamination (gloss/matte film)
  • Varnish coating
Q6: What printing methods are suitable for cast-coated paper?
Cast-coated paper works well with:
  • Offset printing
  • Flexographic printing
  • UV printing
Its smooth surface ensures sharp image reproduction and vibrant colors.
Q7: What GSM is best for label applications?
Common grammages include:
  • 80gsm–90gsm → standard labels
  • 90gsm–120gsm → premium labels
The choice depends on application and durability requirements.
Q8: Why is cast-coated paper so glossy compared to other papers?
Because it is dried in contact with a polished chrome drum, which creates a perfectly smooth and reflective surface. This process is what gives it the signature mirror-like finish.
Q9: Does high-gloss label paper affect barcode scanning?
Generally no. In fact, high-quality cast-coated paper improves print sharpness, which can enhance barcode readability. However, excessive glare under strong light may require matte lamination.
Q10: Is cast-coated paper better than synthetic labels?
It depends on the use case:
  • Cast-coated paper → better appearance, lower cost
  • Synthetic labels (PP/PET) → waterproof, more durable
For indoor and retail use, cast-coated paper is usually sufficient.

Product Specifications

  • Facestock: High Glossy Cast-coated Paper

  • Paper Weight: 80g/m²

  • Color & Finish: Bright White, Ultra High Gloss

  • Adhesive Options:

    • Water-based acrylic glue

    • Hot melt glue

    • Solvent-based glue

    • Removable adhesive

  • Liner Options:

    • Silicone release paper

    • Glassine paper

    • Kraft paper

    • Super Calendered Kraft (SCK)

    • Clay Coated Kraft (CCK)

    • PET liner

Outstanding Features

  • Mirror-like Gloss: Achieve a premium look and feel with our ultra-glossy surface, ideal for products requiring visual impact.

  • Superior Printability: Compatible with a wide range of printing methods including:

    • Flexographic printing

    • Offset printing

    • Screen printing

    • Laser printing

    • Thermal transfer printing

  • Custom Adhesive Options: Choose the right adhesive to suit your application—permanent, removable, or high-tack.

  • Consistent Coating Quality: Uniform coating ensures smooth die-cutting and excellent print registration.

Applications Across Industries

Thanks to its durability, glossy finish, and print adaptability, Cast-coated Glossy Paper is widely used in various sectors:

  • Pharmaceutical labels – Clear and sharp print ensures legibility for medical packaging and prescriptions.

  • Food packaging – Ideal for product labels that need to stand out on shelves while resisting moisture and oils.

  • Cultural and consumer goods – Book covers, promotional stickers, and gift labels.

  • Electronic and appliance labeling – Durable surface works well for branding and compliance information.

  • Fashion & Clothing – High-gloss hang tags and garment labels.

  • Supermarket and logistics labels – Address labels, shelf labels, inventory tags, and barcodes.

  • Die-cutting applications – Easily processed into blank or custom-shaped tags and stickers.

 

How the Heated Chromium-plated Cast Cylinder Creates a Mirror-like Finish

EEsyln Mirror Transfer Technology: A schematic showing wet mineral coating pressed by a rubber nip roller against a mirror-polished chromium-plated cylinder heated to $\ge 100^{\circ}C$ to achieve an ultra-high gloss finish of $\ge 85$ GU.
At EEsyln, our premium cast-coated glossy paper achieves its signature “liquid gloss” not through traditional mechanical pressure (calendering), but through a sophisticated Mirror Transfer Technology. This process utilizes a massive, internally heated chromium-plated cylinder to “cast” the coating surface.
1. The Chrome-Plated Casting Surface
The heart of the EEsyln production line is a high-precision metal drum plated with a thick layer of industrial chromium. This drum is polished to an absolute mirror finish, free from even microscopic pin-holes or imperfections. Because chromium has a very low surface energy, it allows the dried coating to release cleanly while perfectly replicating the drum’s smooth topography.
2. The Wet-State Pressing Mechanism
Unlike standard art paper where the coating is dried before polishing, EEsyln applies the mineral coating (a mix of china clay and calcium carbonate) in a wet, plasticized state. While the coating is still moist, a rubber nip roll presses the paper web firmly against the heated chrome cylinder. This ensures $100%$ contact between the liquid coating and the mirror-smooth metal.
3. Internal Steam Heating & Moisture Migration
The cylinder is heated from the inside using high-pressure steam, maintaining a constant surface temperature (typically ≥ 100°C). Because the front of the paper is sealed against the metal, the moisture in the coating is forced to evaporate through the back of the paper fibers. This unique drying direction prevents the surface from “skinning” and ensures a uniform, dense coating structure.
4. The Mirror Replication Result
As the coating solidifies in contact with the drum, it becomes a “replica” of the polished chrome surface. When the paper is eventually stripped from the cylinder, it emerges with:
  • Mirror Gloss: A reflective surface typically ≥ 85 GU (at 75° angle).
  • Natural Resiliency: Since the paper base isn’t crushed by heavy steel rollers, it retains the natural bulk and “spring” of the wood pulp, making it ideal for high-speed automated labeling lines.
  • Superior Ink Holdout: The cast surface remains non-porous, keeping ink pigments on the very top for unmatched color vibrancy.

Media Compatibility & Performance: Cast-Coated vs. Microporous vs. RC Paper

EEsyln technical comparison: Cast-coated vs Microporous vs RC photo paper structure and ink compatibility for dye and pigment inks.
FeatureEEsyln Cast-Coated PaperMicroporous PaperRC Photo Paper
BaseHigh-quality wood pulp base paperPE coated base paperDouble-sided resin coated base paper
Coating StructureMineral coating + mirror transferNano silica microporous layerResin encapsulation + microporous layer
GlossMirror high gloss (≥ 85 GU)Satin / semi-glossUltra high gloss or satin
WaterproofSurface water-resistant (may deform when soaked)100% waterproof100% waterproof (archival grade)
Drying SpeedInstant dry for dye ink / slower for pigment inkInstant dryInstant dry
CostMost economical (budget-friendly)Medium to highHighest (premium)

2. Ink Performance Analysis: Dye vs. Pigment Ink

At EEsyln, we optimize our cast-coating porosity to balance ink absorption and color vibrancy.

Dye-based Inks:

Cast-coated paper is an ideal choice for dye-based inks. Without a physical barrier layer, the ink penetrates deeply into the coating, resulting in extremely vibrant and transparent color performance.

Pigment-based Inks:

Standard cast-coated paper may experience the “filter cake” effect when using pigment inks, where pigment particles accumulate on the surface, leading to color fading or slower drying. EEsyln’s upgraded cast-coating technology incorporates micron-scale silica to enhance capillary action, allowing better anchoring of pigment particles and reducing smudging risk.

EEsyln technical comparison: Cast-coated vs Microporous vs RC photo paper structure and ink compatibility for dye and pigment inks.

Global Regulatory Compliance & International Testing Standards

Standards Application Area EEsyln Compliance Details
FDA 175.105 Food packaging & labeling Complies with U.S. FDA requirements for indirect food contact.
REACH (EC 1907/2006) EU market access Free of SVHC (Substances of Very High Concern), ensuring safe chemical use.
RoHS 2.0 Electronics & electrical labeling Lead-free, mercury-free, cadmium-free, compliant with eco-friendly electronic labeling standards.
ISO 9001:2015 Production quality control Standardized full-process manufacturing to ensure consistent quality in mass production.

2. Technical Performance Benchmarks

At EEsyln, we validate our cast-coated paper using industry-standard FINAT (European) and TLMI (North American) testing methods to ensure flawless performance on automated labeling lines.

Adhesion Strength (180° Peel):

Tested via FINAT FTM 1. Our paper achieves high initial tack, ensuring labels stay firmly attached to glass, HDPE, and PET containers even in cold-chain environments.

Mandrel Hold Performance:

For small-diameter pharmaceutical vials, we use the Mandrel Hold Test. Our cast-coated paper’s optimized stiffness prevents “edge flagging” or label lift-off.

Release Force Calibration:

Following FINAT FTM 3, we ensure consistent low-speed release from the liner, preventing machine downtime during high-speed automatic dispensing.

EEsyln cast-coated paper compliance: Meeting FDA food contact standards, REACH/RoHS environmental regulations, and FINAT FTM 1 adhesion testing for pharmaceutical labeling.

Production Troubleshooting & Expert Optimization Guide

1. Troubleshooting Matrix

Symptom Potential Causes EEsyln Technical Solutions
Ghosting Insufficient ink recovery or uneven printing pressure Increase anilox roller contact pressure; adjust ink viscosity to improve transfer rate.
Edge Cracking High coating brittleness or dull die-cutting blade Use a sharp blade with an angle close to 20°; maintain environmental humidity at 40-60%.
Slow Drying High ink viscosity or clogged microporous coating Reduce ink viscosity; use UV drying systems or improve air circulation in the workshop.
Blurry Print Excessive printing pressure causing dot gain Precisely calibrate printing cylinder pressure; use high-resolution flexographic plates.

2. Advanced Technical Advice

At EEsyln, we recommend the following specific parameters to maximize the performance of cast-coated labels on high-speed automated lines:

Printing Pressure Calibration:

Maintain the minimum effective pressure needed for ink transfer to prevent crushing the paper’s natural resiliency. Over-impression can lead to adhesive “picking” or ghosting.

Ink Viscosity Management:

For solvent-based inks, maintain a viscosity of approximately 25 seconds (Zahn Cup #2) to ensure a uniform film without “filter cake” formation on the glossy surface.

Precision Die-Cutting:

Because cast-coated paper is naturally more brittle than art paper, use a sharp guillotine blade with an angle of 20°. Set tamper pressure to minimum to avoid adhesive overflow during the die-cutting of pharmaceutical or retail labels.

Environmental Control:

Store material at 20-25°C with 40-60% relative humidity. Acclimatize paper in the press room for 24-48 hours before high-speed processing to prevent warping or edge curling.

EEsyln production guide: Solving ghosting and die-cutting cracking on cast-coated paper using $20^{\circ}$ blade angles and optimized printing pressure.

Why Choose EESYLNLABELS?

As a professional cast-coated paper manufacturer and supplier, we offer:

  • Stable quality and large production capacity

  • Custom die-cutting and roll/sheet options

  • Quick turnaround and global shipping

  • Adhesive and liner customization to fit your equipment and usage

  • Eco-conscious materials and RoHS/REACH compliant options

Whether you are a label converter, brand owner, or packaging distributor, our Cast-coated Glossy Paper will meet your high expectations in both appearance and performance.

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Ready to elevate your product labels with ultra-glossy, printable facestock? Contact EESYLNLABELS today for free samples, pricing, and technical support. Let us help you find the perfect label material for your industry and market.

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