Kraft paper Card product parameters
1、 Material specifications
（1） Basic material
Kraft paper made from natural wood pulp, 100% recyclable and biodegradable, meets environmental standards, has no harmful chemicals added, is safe and healthy to use, has a natural and simple touch and unique texture, highlighting a retro and original ecological style.
（2） Weight selection
1.120g/m ²: Lightweight and flexible, suitable for making small cards such as postcards and bookmarks, easy to carry and mail, and the paper is not easily wrinkled when writing.
2.150g/m ²: It has a certain strength and moderate thickness, suitable for making ordinary greeting cards and invitation cards. It can withstand writing and decoration while maintaining good stiffness.
3.200g/m ²: With high thickness and hardness, it is resistant to bending and wear, and can be used to make
Menu cards, business cards, and other cards that require high strength. It can effectively resist wear and bending in daily use.
4.250g/m ²: The texture is thick and hard, with a high-end feel. It is commonly used to make high-end invitations, commemorative cards, etc., showing a strong sense of quality. When placed, it can stand firmly.
（3） Special treatment
1. Waterproof treatment: processed with special waterproof technology to form a nano level waterproof layer, which can effectively resist rainwater and water stains, protect the card content from damage, and is suitable for outdoor use scenarios.
2. Anti oil treatment: Through surface coating technology, the card is equipped with anti oil properties, making it less prone to fingerprints and oil stains, keeping the surface clean, and extending its service life.
2、 Size specifications
（1） Standard size
1. Postcard size: 105mm × 148mm, in line with the international postcard standard, suitable for mailing blessings, promotion and other purposes.
2. Business card size: 85.5mm × 54mm, standard business card size, convenient for exchange and storage, suitable for business social scenes.
3. Card size: 125mm × 176mm (folded in half), unfolded size is 250mm × 176mm, ample space, can write rich content, draw exquisite patterns, meet holiday and birthday wishes needs.
4. Bookmark size: 50mm x 140mm, moderate length for easy marking of book pages, width suitable for writing book titles, messages, etc.
（2） Customized size
Support customization of any size, with a minimum size as low as 30mm × 30mm (suitable for making mini cards and
labels), and a maximum size that can be customized to A3 paper size (297mm × 420mm) according to paper specifications and process limitations, meeting personalized creative design needs.
3、 Printing process
（1） Screen printing
1. Color expression: The ink layer is thick, the color saturation is high, the covering power is strong, and it can present bright and eye-catching colors on the rough surface of kraft paper, especially suitable for single or two-color large-area pattern printing.
2. Printing effect: It can achieve special effect printing, such as fluorescent and metallic printing, giving the card a unique visual effect, suitable for making personalized promotional cards.
（2） Letterpress printing
1. Touch effect: Ink is transferred to the surface of the card through pressure, forming clear and three-dimensional graphics and text. There is a noticeable unevenness when touched by hand, enhancing the texture of the card. It is commonly used to make high-end business cards and invitations.
2. Detail presentation: Accurate expression of text and lines, able to showcase exquisite pattern details and highlight design sense.
（3） Digital Printing
1. Quick customization: No need for plate making, can achieve fast prototyping and small batch production, supports personalized graphic and text design, and meets customers' diverse and small batch customization needs.
2. Color transition: It can accurately reproduce complex patterns and gradient colors, with natural color transitions, suitable for printing photos, color illustrations and other content with high color requirements.
4、 Surface treatment process
（1） Embossing treatment
1. Texture type: Multiple textures can be suppressed, such as cloth, wood, leather, etc., to increase the tactile and visual layering of the card and create different style atmospheres.
2. Craft effect: Make the surface of the card more textured and artistic, enhance the overall grade, and suitable for creative design cards.
（2） Hot stamping process
1. Color selection: Provides multiple color options such as hot stamping, silver stamping, and red stamping to create metallic patterns or text on the surface of the card, enhancing visual appeal and highlighting key content.
2. Positioning accuracy: High precision hot stamping equipment is used to ensure accurate hot stamping positions and clear and complete patterns, suitable for high-end card production.
（3） Localized UV polishing
1. Highlighting effect: UV gloss treatment is applied to specific patterns or text areas on the card to create a high glossiness, creating a sharp contrast with the surrounding matte kraft paper, attracting attention and highlighting design highlights.
2. Protection function: The glossy area has wear-resistant and scratch resistant properties, protecting important content from damage.
5、 Other parameters
（1） Edge processing
1. Right angle cutting: High precision cutting equipment is used, with neat and straight edges, smooth cuts, no burrs, and a simple and neat style.
2. Rounding treatment: The four corners of the card can be cut into rounded corners, with a radius of 2-10mm optional, to increase the softness and safety of the card and prevent scratches.
3. Alien cutting: According to design requirements, various alien shapes can be cut, such as heart shape, star shape, animal shape, etc., to enhance the fun and uniqueness of the card.
（2） Additional processes
1. Punching and threading: Holes can be punched at designated positions on the card, with a hole size of 2-5mm optional, and can be paired with hanging ropes of different materials such as cotton rope, hemp rope, metal chain, etc. for easy hanging and decoration, suitable for bookmarks, hang tags, and other purposes.
2. Hollow carving: Through laser carving technology, hollow patterns or text are carved on the surface of the card to increase the sense of hierarchy and creativity, making the card more artistic value.
The above are the detailed product parameters of kraft paper cards. If you have special requirements for the product, please feel free to communicate and we will customize an exclusive solution for you.
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