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Longtime® Full Series PU Stone Product Introduction

1.What is PU Stone? A High-Performance Stone-Imitating Decorative Material

   PU Stone = The Aesthetics of Natural Stone + The Performance of Industrial Products.
   It does not absorb water or effloresce, does not weather or crack, does not require wet pasting or dry hanging, and can be installed by ordinary carpenters. It is a modern alternative to natural stone.

   PU Stone (Polyurethane Stone-Imitating Decorative Panel) uses polyurethane polymer material as the base material, which is foamed and formed through precision molds to truly replicate every texture of natural stone. However, its weight is only one-fourth that of natural stone, and it has excellent waterproof and weather-resistant performance, with extremely convenient construction.

   Haining Longtime Industry Co., Ltd. has a full range of PU stone products from classic mushroom stone to modern geometric styles, meeting various indoor and outdoor decorative needs.


2.Core Product Series and Specifications

   According to the product list, Longtime PU Stone can be divided into the following six series:

1.PU Feather Panel

  • Model: F001
  • Specification: 900×200×50mm
  • Features: Slender strip shape with light feather-like texture on the surface, suitable for line decoration, window frame edging or partial decorative inlay.

2.Stone Pane Series

   This series has a flat surface, imitating the delicate textures of natural slate and shale. The thickness ranges from 16mm, 30mm, 60mm, etc., and a large number of different texture styles with L codes (L2047~L2361) are available.

Sub-Series

Model

Specification (mm)

Thickness

Thin Stone Pane

G001-G009

1200×600

16mm

Medium Stone Pane

A001-A009

1600×600

30mm

Thick Stone Pane

C001/C003

1200×600

60mm

Multi-Texture Models

L2047 ~ L2361 (Hundreds of Types)

See Markings for Specific Sizes

Regular 16-30mm

   The L series is Longtime's most abundant stone texture library. Each code represents a unique rock texture (such as slate layering, weathered stone skin, water-washed surface, etc.), which designers can freely match and select according to the style.

3.Mushroom Stone Series

   The surface presents an uneven mushroom stone effect with strong three-dimensional sense, often used for exterior wall plinths or rough-style background walls.

Model

Specification (mm)

Thickness

Features

H001/H002/H004/H005

1200×600

50mm

Standard mushroom stone with medium three-dimensional sense

J001/J002/J004/J005

1200×600

80mm

Thickened version with deeper shadows, more heavy and elegant

B001/B002/B004/B005

1200×600

50mm

Another rock texture, close to cultured stone

4.Rock Stone Series

   Imitating large rock sections or rough-hewn surfaces with wild textures, suitable for large-area exterior walls or characteristic background walls.

Model

Specification (mm)

Thickness

Remarks

K-240

2400×600

50mm

Long strip hollow structure, ultra-light

K-290

2900×600

50mm

Nearly 3 meters long, reducing horizontal joints

J001/G002/G004/G006

1200×600

50mm

Standard rock texture

5.PU Geometry Series

   Modern-style geometric cutting or three-dimensional modeling, suitable for modern minimalist, light luxury, and technological indoor and outdoor spaces.

Model

Specification (mm)

Thickness

Description

D001/D004-D008

1200×600

30mm

Multiple geometric patterns (diamond, hexagon, staggered layer, etc.)

E003

Custom Size

Special geometric shape, customizable

E001-E002 / E004-D007

1200×600

25mm

Streamlined geometric mixed models

6.Art Texture Series

  • Flowing Water Stone
    Model: F002, Specification: 1200×600×25mm
    Imitating the natural curves formed by water erosion, with soft and natural texture, suitable for water feature walls, courtyards, and zen spaces.
  • Moon Rock
    Model: F005, Specification: 1200×600×35mm
    The surface presents crater-like concave texture, unique texture, strong visual impact, and full of modern sense.


3.Core Product Advantages

Feature

Description

Lightweight and High-Strength

Only 8-15kg per square meter, no need to reinforce the base course, can be directly installed on ordinary walls

Realistic Texture

Replicated by high-precision molds, every crack and unevenness is clear and natural

Waterproof and Moisture-Proof

Closed-cell foaming structure, water absorption < 0.5%, never effloresces

Weather-Resistant and Durable

Surface UV-resistant coating, no fading or chalking outdoors for 5-10 years

Quick Construction

Sawable, nailable, bondable, usable with ordinary carpentry tools, one person can paste 20-30㎡ a day

Environmentally Friendly and Safe

Formaldehyde-free, radiation-free, B1 grade flame-retardant formula optional


4.Typical Application Scenarios

  • Building Facades: Villa, homestay, clubhouse exterior walls → Recommended: Mushroom Stone, Rock Stone (K-240/290)
  • Indoor Background Walls: TV wall, sofa wall, bedside, entrance hall → Recommended: Stone Pane (16-30mm), Geometry Series, Moon Rock
  • Landscape Architecture: Rockery, flower bed, landscape wall, swimming pool side → Recommended: Flowing Water Stone, Mushroom Stone
  • Commercial Spaces: Hotel lobby, restaurant, exhibition hall → Recommended: Large-size Stone Pane (L Series), Geometry Series
  • Old House Renovation: Directly bond and cover on old tile or latex paint walls → Recommended: Thin Stone Pane (16mm)


5.Why Choose Haining Longtime?

  • Rich Texture Library: With thousands of independent molds from G001 to L2361, meeting any style needs.
  • Stable Quality: Adopting imported polyurethane raw materials and fully automatic temperature-controlled foaming lines to ensure precise size and clear texture of each panel.
  • Customization Capability: Supports customization of color, size and flame-retardant grade, maximum size up to 3000×1200mm whole panel.
  • International Certification: Products have passed multiple tests such as UV resistance, freeze-thaw resistance and environmental protection, and are exported to Europe, America and Southeast Asia.


6.Test Certificates


7.Conclusion

   PU stone is not a "fake stone", but a performance material more suitable for modern construction needs. Through the Longte® brand, Haining Longtime Industry Co., Ltd. combines the aesthetics of natural stone with the convenience of polyurethane technology, bringing lighter, more worry-free and cost-effective wall decoration options for designers, engineering parties and owners.

   For physical samples, quotes or technical parameters of specific models, please contact the Longtime sales team.

   For samples, quotes or technical specifications, please contact:

  • Haining Longtime Industry Co., Ltd
  • Official Website: http://www.ltpvcfactory.com
  • WhatsApp: +86 17757302351
  • Email: [email protected]
  • Sample Policy: Free samples, brochures and lock demonstration parts are provided, freight collect.

 

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