Packaging: Carton
Productivity: 100,000 tons
Transportation: Ocean,Land,Air,Express
Place of Origin: China
Supply Ability: 100,000 tons
Certificate: Environmentally friendly green printing qualification
Port: hunchun,dalian,tianjin
Payment Type: L/C,T/T,D/P,D/A,Paypal
Incoterm: FOB,CFR,CIF,EXW
1、 Material specifications
（1） Cover material
1. Paper based
• Copperplate paper: high glossiness, strong color expression, commonly weighing 157-300g/㎡. 157g/㎡ is suitable for use with laminating technology for ordinary
Hardcover Book covers, presenting exquisite patterns; Above 250g/㎡, the thickness is moderate, the stiffness is good, and it can be molded to create a strong sense of three dimensionality. It is commonly used for art album and photography collection covers.
• Specialty paper: including pearlescent paper, textured paper, and parchment paper. Pearl paper has a unique luster, adding a sense of luxury to books; The texture of textured paper is antique and suitable for traditional cultural books; Inflatable paper imitates the texture of leather, is wear-resistant and has a high-end feel, commonly used for classic literature and gift book covers. Wide weight range, on-demand selection, can give books a unique style.
2. Non paper based
• Leather: Natural leather has a soft texture, natural texture, and strong durability. It is commonly used in high-end collectible books or limited edition books to showcase quality and grade; Artificial leather has low cost, diverse colors and textures, waterproof and wear-resistant properties, and is suitable for various high-end hardcover books.
• Fabric: such as silk, cotton, linen, etc. Silk has a smooth touch and a gorgeous appearance, suitable for classical literature and art appreciation books; Cotton and linen fabrics are simple and natural, and can create a retro atmosphere. They are often used for hand binding or literary style books.
（2） Inner page material
1. Offset paper: uniform texture, good ink absorption, smooth writing and printing, with a weight of 60-120g/㎡. 70-80g/㎡ is a common inner page paper, suitable for text-based books such as novels and textbooks, balancing cost and reading experience.
2. Lightweight paper: loose texture, light weight, low whiteness, minimal eye irritation, with a weight of generally 50-80g/㎡. Books suitable for long-term reading, such as literary works, prose poetry collections, can reduce book weight and facilitate portability.
3. Copperplate paper: Copperplate paper used for inner pages usually weighs 80-157g/㎡, with smooth paper and high color reproduction, suitable for books with both pictures and text, such as children's books, fashion magazines, product catalogs, etc.
2、 Size specifications
（1） Conventional size
1. Large 16 inch: 210mm × 285mm, suitable for art albums, design books, and large reference books. The layout is spacious, making it easy to display images and text content.
2.16 inches: 185mm × 260mm, is a relatively common size commonly used in textbooks, novels, academic works, etc., balancing content layout and portability.
3.32 open: 130mm × 184mm, compact size, easy to carry, suitable for pocket books, small reference books, poetry collections, etc.
4. Large 32 bay: 145mm × 210mm, slightly larger than 32 bay, can accommodate more text and images, commonly used in literary works, popular science books, etc.
（2） Customized size
Support customization of special sizes based on book content and design style, whether it is a large format collectible album or a compact and exquisite commemorative album, all can meet personalized needs.
3、 Printing process
（1） Offset printing
Using the principle of ink balance, ink is transferred onto paper through a rubber blanket. The printing color is uniform and the layers are rich, suitable for large-scale printing. It can accurately restore the color of design drafts and is widely used in the printing of various hardcover books.
（2） Digital Printing
No need for plate making, it can achieve fast and small batch printing, suitable for personalized customized books or small batch trial printing. It can flexibly adjust the printing content and has a good restoration effect on complex patterns and gradient colors, but the cost per page is relatively high.
（3） Screen printing
It can achieve thick ink layer printing, with full colors and strong coverage, suitable for special effect printing on the cover, such as fluorescent ink and pearl ink printing, to enhance the visual impact of books.
4、 Binding process
（1） Lock wire adhesive binding
First, connect the pages of the book in order with lines, and then bind them with glue. When flipping through the book, it can be spread flat, has high firmness, and is not easy to fall off pages. It is suitable for books with a large number of pages that require frequent flipping, such as dictionaries, large reference books, classic literature, etc.
（2） Wireless adhesive binding
By using hot melt adhesive to bond the pages together, the binding process is simple and the cost is low. However, it is difficult to completely spread the book when flipping through, making it suitable for books with fewer pages and low frequency of flipping, such as brochures, small picture books, etc.
5、 Surface treatment process
（1） Laminated film
Divided into optical film and matte film. The light film makes the surface of the cover bright, enhances color vividness and wear resistance; The matte film gives the cover a soft texture, anti fingerprint, anti scratch, delicate touch, and enhances the grade of the book.
（2） Hot stamping
Including hot stamping, silver stamping, colored foil stamping, etc. By transferring metal foil or colored foil onto the cover surface under high temperature and high pressure, a metallic luster or colorful pattern text is formed, highlighting the book title, author name, decorative elements, etc., increasing the book's sense of luxury and delicacy.
（3） UV process
By using UV curable ink, partial or overall polishing can be achieved. Local UV can highlight the key patterns or text on the cover, creating a strong visual contrast; The overall UV gives the cover high glossiness and wear resistance, enhancing the visual and tactile effects of the book.
（4） Compression concave/compression convex
By using molds to press concave or convex pattern text on the cover surface, a three-dimensional effect is formed to enhance the texture and touch of the book, highlighting the book theme or brand identity.
The above are detailed product specifications for hardcover books. If you have special requirements for certain parameters or would like to further explore process details, please feel free to communicate with me at any time.
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