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Rockwool Insulation Board Production Line

Jul 25, 2025

The Rockwool Insulation Board Production Line is an industrial production system that integrates efficiency, energy saving, and environmental protection. It is specifically designed to process natural rocks such as basalt into rock wool products with excellent thermal insulation properties.

Rockwool Insulation Board Production Line

The Rockwool Insulation Board Production Line mainly consists of a feeding system, a melting system, a fiber making system, a forming system, a curing system, a cutting system, and an environmental protection treatment system. These systems work together to complete the entire process from raw material input to finished product output.

Production Process Flow

  • Raw material preparation: Crush natural rocks such as basalt into small pieces and mix them with a certain proportion of auxiliary materials such as coke to ensure the stability and uniformity of the raw materials.

  • High temperature melting: Put the mixed raw materials into a furnace and melt them into magma at a high temperature of 1400-1600 degrees Celsius. This step is a crucial step in the production of rock wool, requiring strict control of melting temperature and time.

  • Centrifugal fiber making: Molten magma is stretched into fibers by high-speed centrifugal force or high-pressure airflow through a centrifuge or blowing device. The diameter and length of fibers have a significant impact on the thermal insulation performance of rock wool.

  • Molding and solidification: The fibers are formed into cotton felt through equipment such as cotton collectors and pendulum cotton machines, and then additives such as binders are applied and solidified in a curing oven. This step determines the shape and size of the rock wool product.

  • Cutting and packaging: According to customer needs, the solidified rock wool products are cut into different sizes and packaged. The cutting process needs to ensure the accuracy of the product and the flatness of the edges.

FEATURES

  • Vertical wire technology: By using a vertical wire pendulum to swing the cotton cloth machine back and forth above the inclined conveying mechanism, combined with a gourd roller folding mechanism to form an up and down staggered pressing, some rock wool fibers are arranged vertically.

  • This technology significantly improves the compressive strength of the product.

  • Intelligent control: Integrating pressure sensors and visual monitoring devices to build a closed-loop control system, achieving high-precision detection of melt weight and rapid adjustment of production line speed. This technology has improved the automation level and production efficiency of the production line.

  • Environmental protection and energy conservation: The exhaust gas treatment system adopts a combination process of cyclone dust removal and activated carbon adsorption, and the dust emission concentration is controlled at a low level. At the same time, the waste recycling device can crush the cut scraps and mix them back into the production line, achieving the recycling of resources.

Rock wool insulation material has excellent properties such as fire prevention, insulation, thermal insulation, and sound absorption, and is widely used in fields such as building energy conservation, industrial insulation, shipbuilding, and agricultural soilless cultivation. In terms of building energy efficiency, rock wool is used as an important material for exterior wall insulation systems, roof insulation systems, etc; In terms of industrial insulation, rock wool can be used for insulation of large equipment and pipelines; In the shipbuilding industry, rock wool is used as insulation material for ship cabins; In agriculture, rock wool is used as a substrate material for soilless cultivation.

The Rockwool Insulation Board Production Line is an efficient, energy-saving, and environmentally friendly industrial production system, and its products have broad application prospects in multiple fields.

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