山川産業 List of Products and Services

Our company provides silica sand with moderate silica content, which is used as aggregate in mortar. By incorporating our special artificial sand, NE Sand, as aggregate, we achieve high-strength mortar. We can offer a wide range of particle sizes (silica sand: No. 3 to No. 7, NE Sand: No. 4 to No. 7). 【Available particle sizes】 ■ Silica sand: No. 3 to No. 7 ■ NE Sand: No. 4 to No. 7 *For more details, please refer to the related links or feel free to contact us.

We offer high-quality sand without color variations for slate roofs. In addition to natural silica sand based on white and brown, we also provide black monochrome artificial sand (NE Sand). You can utilize the beautiful colors of the sand itself in landscape design. 【Products Available】 ■ Natural silica sand based on white and brown ■ Black monochrome artificial sand (NE Sand) *For more details, please refer to the related links or feel free to contact us.

We provide sand suitable for self-leveling materials (SL materials) by removing fine particles that reduce fluidity. The low level of impurities in the sand does not adversely affect the quality of the SL materials. For self-leveling materials that require fluidity, the sand used as a raw material is also crucial for maintaining fluidity. 【Features】 ■ Fine particles that reduce fluidity have been removed ■ Low level of impurities in the sand ■ Does not adversely affect the quality of SL materials *For more details, please refer to the related links or feel free to contact us.

We provide sand with customized granularity for exterior materials. Our constant pursuit has been to contribute to solving our customers' problems through sand and related technologies while being close to our customers. Although the issues that can be resolved by the material "sand," which is often behind the scenes, may be few, we are still promoting technological development to be of service to our customers. [Features] ■ For exterior wall materials such as extruded wall panels ■ Sand with granularity tailored to needs *For more details, please refer to the related links or feel free to contact us.