The construction and crushing line for medium hardness materials is specifically designed for medium hardness rocks such as limestone and sandstone, and is suitable for infrastructure projects such as highways, railways, and bridges. This line adopts a combination of jaw crushers and impact crushers, which have both efficient crushing and particle shaping capabilities. The finished product has uniform particle size and reasonable grading. Optimized equipment configuration, low energy consumption, high output, stable operation, flexible movement or fixed arrangement, making it an ideal choice for green and environmentally friendly sand and gravel aggregate production.