The 100-ton soft rock crushing line is designed for processing medium- to low-hardness rock, efficiently producing construction aggregates in a variety of sizes. The finished products are suitable for infrastructure, road construction, concrete production, and other engineering applications.

Core Introduction to the Production Line
The 100 tons/hour soft stone crushing production line is a two-stage crushing system specially adapted for medium and low hardness stone materials. It is composed of a hopper, ZSW850×3000 vibrating feeder, PE500×750 jaw crusher, PF1214 impact crusher, vibrating screen and a full set of belt conveyors. The equipment has strong coordination and can achieve a stable production capacity of 100 tons per hour.
This production line focuses on processing medium and low hardness raw stones such as limestone, quartz and dolomite, and can efficiently produce a full range of construction aggregates including coarse aggregate, crushed gravel, stone chippings and fine aggregate. Each type of aggregate is suitable for different engineering scenarios: coarse aggregate is widely used in the production of ready-mixed concrete and asphalt concrete; crushed gravel is suitable for the paving of base and subbase courses in road engineering; fine aggregate is used in concrete pouring, wall plastering and other construction processes. The finished aggregates fully comply with relevant Chinese and international quality standards, and are widely applied to various infrastructure projects such as hydropower, construction, highways, railways, airport runways and civil engineering.
Core Advantages of the Production Line
1. Two-stage process specially for soft stone processing: Adopting the two-stage crushing process of "jaw crusher for coarse crushing + impact crusher for fine crushing", it accurately adapts to the characteristics of medium and low hardness stone materials, with high crushing efficiency, low equipment wear, no raw material waste in the processing process and low comprehensive operating cost.
2. Wide raw material adaptability and flexible finished product specifications: It can efficiently process various medium and low hardness stone materials such as limestone, quartz, dolomite and low-hardness granite; the conventional finished product particle sizes are 0-6mm, 6-12mm and 12-25mm, and specifications such as 0-5mm, 5-10mm, 10-20mm and 20-40mm can also be customized according to customer needs to meet diverse discharge requirements.
3. High automation level and low labor cost: The entire production line realizes full-process automated operation, only a small number of staff are needed to complete equipment start-stop, daily inspection and basic maintenance work without real-time on-duty personnel, greatly reducing labor input.
4. Excellent finished product quality with high market acceptance: With high production efficiency and low energy consumption, the finished aggregate has uniform particle size, cubic particle shape and low powder content, fully complying with the industry standards for construction aggregates, adapting to the material needs of various projects with strong market liquidity.
5. Safe and stable operation with convenient control: Equipped with an advanced intelligent control system, it comprehensively ensures the continuous, safe and reliable operation of the production line and effectively reduces the downtime for maintenance; the equipment operation interface is simple, and the staff can take up their posts after simple training.
6. Scalable production capacity with free customized solutions: In addition to the basic capacity of 100 tons/hour, soft/hard stone crushing production lines with different capacities such as 50, 150, 200, 300, 400 and 500 tons/hour can be customized on demand. We provide customers with free customized process layout drawings, equipment configuration schemes and detailed quotations.
Working Process of the Production Line
The production line realizes fully automated closed-loop operation with no manual intervention required in the core processing links. Unqualified materials are recycled for re-crushing to ensure 100% qualified finished products. At the same time, environmental protection dust removal devices can be equipped as needed to achieve green production. The specific process is as follows:
1. Raw material feeding and pretreatment: Large blocks of medium and low hardness raw stones are put into the hopper and uniformly and quantitatively sent to the jaw crusher by the ZSW850×3000 vibrating feeder; a vibrating feeder with grid plates can be optionally equipped to separate debris and soil in the raw stones in advance, reducing the wear of subsequent crushing equipment and improving the overall processing efficiency.
2. Primary coarse crushing: Raw stones are subjected to primary coarse crushing by the PE500×750 jaw crusher, and large raw stones are processed into block materials suitable for fine crushing through high crushing ratio, laying a foundation for subsequent refined crushing.
3. Secondary fine crushing optimization: The coarsely crushed block materials are automatically sent to the PF1214 impact crusher by the belt conveyor for refined fine crushing, accurately controlling the aggregate particle size, while optimizing the aggregate particle shape, reducing powder production and improving the finished product quality.
4. Multi-stage screening and returned material re-crushing: The finely crushed materials are conveyed to the vibrating screen for multi-stage classification and screening according to 0-5mm, 5-10mm, 10-20mm and 20-40mm specifications. Qualified finished products are sent to the designated area for stockpiling by the belt conveyor, which can be directly sold externally or used in on-site engineering; unqualified oversize materials are sent back to the impact crusher for re-crushing to form a closed-loop production and ensure zero waste of raw materials.
5. Environmental protection supporting treatment: A small amount of dust is generated during the operation of the production line, and professional dust removal devices can be equipped as needed to effectively control dust pollution, comply with local environmental protection production regulations, and adapt to operation in multiple regions such as cities and suburbs.
As a professional manufacturer of stone crushing production line equipment, we provide customers with one-stop full-process services from scheme design to after-sales maintenance, solving all worries in the production process. The core service contents are as follows:
1. Free Customized Solutions: Based on information provided by the customer—including raw material types, production capacity requirements, site area, and finished product specifications—we design production line layouts at no cost.
2. On-Site Technical Guidance: We dispatch engineers to the project site to provide comprehensive guidance during equipment installation and commissioning until the system is operating normally and stably.
3. Lifetime Spare Parts Supply: Throughout the equipment’s entire service life, we provide high-quality, genuine spare parts at reasonable prices and ensure timely delivery.
4. Year-Round After-Sales Service: Our after-sales service team is on standby 365 days a year.
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