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Rockwool Sound Insulation Board Production Line

Jul 31, 2025

The Rockwool Sound Insulation Board Production Line is an efficient and environmentally friendly production line that can produce rock wool soundproof boards with excellent performance, meeting the market's demand for high-quality building materials.

Rockwool Sound Insulation Board Production Linesandwich panel line

The Rockwool Sound Insulation Board Production Line is an industrial production line specifically designed for producing rock wool soundproof boards. The Rockwool Sound Insulation Board Production Line mainly consists of key components such as feeding system, melting fiber system, forming equipment, curing furnace, cutting mechanism, and intelligent control system.

  • Feeding system: responsible for feeding raw materials (such as basalt) into the production line to ensure a stable supply of raw materials. Modern production lines also integrate intelligent control technology, using dual path feeding and triple mixing processes to further improve the stability of raw materials.

  • Melting fiber making system: including cupola and fiber forming mechanism. The furnace body is equipped with a uniform material distribution device and a material level controller, matched with a water cooling device to maintain the melting temperature. The melt enters the centrifuge through an active flow channel, forming fine mineral fibers.

  • Forming equipment: The pendulum cotton machine adopts a three-dimensional swinging felt laying device, which optimizes fiber distribution by adjusting the roller coordinates. The vertical triangular cotton collecting belt is combined with an air ring adhesive device to achieve slag ball separation and form rock wool felt.

  • Curing oven: Curing the rock wool felt to make its shape and structure more stable.

  • Cutting mechanism: responsible for cutting the cured rock wool felt into different specifications of rock wool soundproof boards. Modern cutting mechanisms have innovative designs that can achieve one-time molding cutting and improve production efficiency.

  • Intelligent control system: Integrating pressure sensors and visual monitoring devices to build a closed-loop control system, achieving intelligent control of functions such as melt weight detection and production line speed adjustment.

The production process of rock wool soundproof board mainly includes steps such as high-temperature melting, centrifugal fiber forming, cotton felt collection, solidification molding, and cutting.

  • High temperature melting: The raw materials are sent into a blast furnace for high-temperature melting to form a melt.

  • Centrifugal fibrillation: The melt enters the centrifuge through an active flow channel and forms small mineral fibers under the action of centrifugal force.

  • Cotton wool felt: Fibers are laid in three-dimensional swing by a pendulum cotton machine to form rock wool felt.

  • Curing molding: Send the rock wool felt into a curing furnace for curing treatment to make its shape and structure more stable.

  • Cutting: Use a cutting mechanism to cut the cured rock wool felt into different specifications of rock wool soundproof boards.

Rock wool soundproof board has excellent sound insulation, fire resistance, thermal insulation and sound absorption performance, mainly due to its porous structure and fiber interwoven structure. When sound enters, the air vibrates and rubs against the fibers in the pores, converting sound energy into thermal energy for loss; At the same time, the fiber structure will hinder the propagation of sound waves and weaken the sound through reflection, absorption, and other methods, thereby achieving sound insulation effect. Therefore, rock wool soundproofing boards are widely used in various fields such as construction, industry, and commerce, such as purification plants, clean rooms, office partitions, clean rooms and laboratories in industries such as electronics, semiconductors, pharmaceuticals, and food.

With the continuous improvement of people's requirements for building sound insulation, fire prevention and other performance, the Rockwool Sound Insulation Board Production Line is also constantly developing and improving. On the one hand, production lines are developing towards automation and intelligence, improving production efficiency and product quality; On the other hand, attention should be paid to the implementation of environmental protection measures, such as using exhaust gas treatment systems to reduce dust emissions, and using waste recycling devices to crush and mix cut scraps, in order to reduce the impact on the environment.

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