Our driveway grade granite chips are special-grade granite chips specially built for driving scenarios such as private driveways, parking lots and fire passages. The product is made of high-hardness granite raw ore, through enhanced crushing and gradation optimization. The particles have sharp edges and corners and tight interlocking. After compaction, the structural stability is strong, and it can withstand long-term rolling of household vehicles and light trucks, making it the core aggregate for permeable driveways and exposed aggregate flooring. As a source factory with 11 years of in-depth experience in the field of building materials, our driveway grade granite chips are produced strictly in accordance with road paving material standards. Core indicators such as crushing value and wear resistance are better than the conventional industry level, which can effectively extend the service life of driveway paving and reduce later maintenance costs.
Driveway grade granite chips not only have excellent load-bearing and wear resistance, but also retain the decorative effect of natural stone. Natural granite has rich color and natural texture. The built driveway has both practicality and aesthetics, which is more textured than traditional asphalt driveways and more breathable than concrete floors. The gaps between the chips have good water permeability, which can quickly drain road surface water, avoid slipping in rainy days, and improve driving safety. At the same time, the permeable structure can conserve underground water sources and alleviate the urban heat island effect, in line with the construction requirements of sponge cities. At present, these driveway-grade chips have been applied to parking lots and driveway projects in many high-end communities and commercial parks, and both practical performance and landscape effect have been unanimously praised by customers.
Core Specifications
|
Parameter Item |
Parameter Index |
|
Conventional Particle Size |
15-25mm continuous gradation |
|
Core Material |
High-hardness natural granite |
|
Processing Technology |
Enhanced crushing + gradation optimization |
|
Mohs Hardness |
Grade 6-7 |
|
Crushing Value |
≤18% |
|
Wear Rate |
≤0.8g/cm² |
Application Fields
- Pavement paving for private villa driveways and community vehicle roads
- Permeable flooring for commercial parks and public parking lots
- Hardened paving for fire passages and emergency passages
- Surface aggregate for exposed aggregate pervious concrete
- Light truck access roads in industrial parks
Factory Strength
We are a professional granite material manufacturer with 11 years of industry experience, covering a plant area of 4,300 square meters. We are equipped with a complete set of crushing, screening and gradation optimization production lines, with a monthly production capacity of 60-100 tons, and can stably undertake driveway and parking lot engineering orders. We have an independent R&D and quality control team, which can customize aggregate gradation schemes according to different load-bearing needs. For a long time, we have provided supporting flooring aggregates for well-known coating brands such as Nippon Paint and 3Trees. The product performance has been verified by a large number of engineering projects, and the quality is reliable.
Quality Control
We implement strict engineering-level quality control standards for driveway-grade granite chips. Each batch of products is tested for core performance indicators such as crushing value, wear resistance and particle size gradation, and professional test reports are issued. During production, the raw material quality is strictly controlled, and high-hardness granite raw ore is selected to ensure that the aggregate load-bearing performance meets the standard. 100% full inspection is implemented before finished product packaging to remove unqualified particles, and third-party institutions are supported to conduct on-site inspection. The product comes with a 1-year warranty period, and we are fully responsible for non-artificial damaged quality problems.
After-sales Service
We provide full-process services from selection to delivery. Before sales, we can recommend suitable product specifications and color matching schemes according to the load-bearing demand and design style of the driveway; during sales, we follow up the whole process of production and logistics progress to ensure that the goods arrive on time; after the goods arrive, customers can sample and test the product performance indicators. If there is any inconsistency with the agreed standards, we will coordinate the return and exchange as soon as possible. We always take engineering quality as the core to fully ensure the construction effect and service life of driveway paving.
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