立方块海绵中型水培幼苗植物岩棉套件 3D 模型

描述

High-quality 3D assets at affordable prices — trusted by designers, engineers, and creators worldwide. Made with care to be versatile, accessible, and ready for your pipeline.

Included File Formats
This model is provided in 14 widely supported formats, ensuring maximum compatibility:
• - FBX (.fbx) – Standard format for most 3D software and pipelines
• - OBJ + MTL (.obj, .mtl) – Wavefront format, widely used and compatible
• - STL (.stl) – Exported mesh geometry; may be suitable for 3D printing with adjustments
• - STEP (.step, .stp) – CAD format using NURBS surfaces
• - IGES (.iges, .igs) – Common format for CAD/CAM and engineering workflows (NURBS)
• - SAT (.sat) – ACIS solid model format (NURBS)
• - DAE (.dae) – Collada format for 3D applications and animations
• - glTF (.glb) – Modern, lightweight format for web, AR, and real-time engines
• - 3DS (.3ds) – Legacy format with broad software support
• - 3ds Max (.max) – Provided for 3ds Max users
• - Blender (.blend) – Provided for Blender users
• - SketchUp (.skp) – Compatible with all SketchUp versions
• - AutoCAD (.dwg) – Suitable for technical and architectural workflows
• - Rhino (.3dm) – Provided for Rhino users

Model Info
• - All files are checked and tested for integrity and correct content
• - Geometry uses real-world scale; model resolution varies depending on the product (high or low poly)
• • - Scene setup and mesh structure may vary depending on model complexity
• - Rendered using Luxion KeyShot
• - Affordable price with professional detailing

Buy with confidence. Quality and compatibility guaranteed.
If you have any questions about the file formats, feel free to send us a message — we're happy to assist you!

Sincerely,
SURF3D
Trusted source for professional and affordable 3D models.

More Information About 3D Model :
The "CUBE BLOCK SPONGE MEDIUM HYDROPONIC SEEDLING PLANT STONEWOOL KIT" is a specialized, prefabricated system designed for the sterile germination and initial vegetative propagation of plants intended for soilless cultivation environments, primarily hydroponics, aeroponics, and drip systems. This kit standardizes the propagation phase, minimizing environmental variables and facilitating efficient transfer to larger growth matrices.

### Composition and Material Science

The central component of the kit is the stonewool (or rockwool) medium. Stonewool is an inert, fibrous substrate created by melting basalt rock, often combined with slag, and spinning the molten material into fine fibers that are compressed and molded into blocks or cubes. This process results in a material that is dimensionally stable and chemically inert, making it ideal for controlled agricultural environments as it does not affect the pH or electrical conductivity (EC) of the nutrient solution significantly.

The geometric configuration typically includes two primary formats:

1. **Sponge Medium/Plugs:** Smaller, often cylindrical or cubic plugs (typically 1–2 inches in diameter) used specifically for the primary germination phase. These are characterized by high porosity and are often pre-drilled with a central cavity for seed placement. They may be composed of lower-density stonewool or a specialized phenolic foam, which is highly effective at initial moisture retention and aeration.
2. **Cube Blocks:** Larger, standardized cubic blocks (typically 4–6 inches) designed to receive the smaller, rooted plug for secondary growth. These larger blocks provide the necessary volume and structural integrity to support the developing root mass before the plant is transitioned to the final growing location.

The critical functional characteristics of stonewool include high water-holding capacity (often exceeding 80% saturation) coupled with significant air porosity (typically 18–20% by volume). This balance ensures that the developing roots receive both sufficient moisture and the necessary oxygen for respiration, reducing the risk of anoxia and encouraging robust root development.

### Application and Functionality

The primary function of this kit is to facilitate seed germination and reduce transplant shock. The uniformity of the cubes ensures consistent root zone conditions across large batches of seedlings.

**Usage Protocol:**
Stonewool mediums are initially buffered by soaking them in a pH-adjusted solution (typically pH 5.5–6.0) to counteract the naturally alkaline nature of fresh stonewool. Seeds or cuttings are placed into the smaller sponge medium. Once the root system emerges from the base of the plug, the plug is seamlessly inserted into a pre-cut aperture within the larger cube block. This process allows for continuous, undisturbed root growth and immediate integration into a nutrient delivery system (e.g., flood tables or drippers).

**Benefits in Hydroponics:**
The defined structure of the stonewool block provides stable anchorage for plants lacking the support of soil. Since the medium is sterile, the risk of introducing soil-borne pathogens, pests, or fungal diseases (such as damping-off) into the closed hydroponic system is virtually eliminated. This precise control over the substrate chemistry and biological environment is crucial for commercial-scale controlled environment agriculture (CEA).

KEYWORDS: Stonewool, Hydroponics, Seedling Kit, Propagation, Rockwool, Cube Block, Sponge Medium, Germination, Soilless Culture, Inert Substrate, Nutrient Film Technique, Deep Water Culture, Aeroponics, Water Retention, Air Porosity, Phenolic Foam, Transplant Shock Reduction, Controlled Environment Agriculture, Basalt Fiber, Root Anchorage, Sterile Medium, pH Buffering, Commercial Farming, Root Zone, Plug Inserts, Capillary Action, Vegetative Propagation, Substrate Uniformity, Drip System, Plant Culture.