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Edge Sealing Rock Wool Sandwich Panel Line

Aug 1, 2025

The Edge Sealing Rock Wool Sandwich Panel Line is a specialized equipment combination used for producing edge sealing rock wool sandwich panels. This production line is usually highly automated and can continuously and efficiently produce edge sealed rock wool sandwich panels that meet quality standards.

Edge Sealing Rock Wool Sandwich Panel Linesandwich panel line

The Edge Sealing Rock Wool Sandwich Panel Line mainly consists of the following parts:

  • Raw material preparation area: including steel coil unwinding device, rock wool feeding device, etc., used for preparing and transporting raw materials required for production.

  • Forming and pressing zone: The steel coil is uncoiled and pressed by an uncoiler to form the desired steel plate shape. At the same time, rock wool will also be uniformly cut by a cutting machine to meet production needs.

  • Composite forming area: Place the cut rock wool between two layers of steel plates, and apply adhesive between the steel plate and rock wool through a glue spraying device to form a "sandwich" structure of "steel plate glue rock wool glue steel plate". Then, this structure is fed into a double track press for compression, ensuring a tight fit between the steel plate, adhesive, and rock wool.

  • Heating and curing zone: The track press usually has a built-in heating system that provides appropriate temperature to accelerate the chemical reaction of the adhesive, allowing the steel plate and rock wool to form a high-strength bond in a short period of time.

  • Cooling cut-off zone: The sheet metal coming out of the high-temperature and high-pressure laminating machine enters the cooling section for cooling, reducing the temperature of the sheet metal and ensuring complete and stable bonding. Then, the high-speed flying saw or synchronous tracking cutting saw is used to perform precise lateral cutting according to the preset length.

  • Edge sealing area: Polyurethane foam adhesive or other edge sealing materials are automatically injected on both sides of the board, and after foaming and expansion, the gap between the steel plate and rock wool is filled to form a sealed and fire-resistant edge strip.

  • Finished product collection area: The boards that have undergone edge sealing treatment enter the roller conveyor for cleaning, and then enter the palletizer with the rollers to stack the boards and send them to the finished product collection area.

The edge sealing rock wool sandwich panel has the following significant characteristics:

  • Excellent fire resistance: Rock wool core material is an A-grade non combustible material with a high fire resistance limit, which can effectively delay the spread of fire and ensure building safety.

  • Good thermal insulation performance: Rock wool has excellent thermal insulation performance, which can maintain stable indoor temperature and reduce energy consumption.

  • Waterproof and moisture-proof: Polyurethane edge sealing technology effectively prevents moisture from entering the interior of the board, overcoming the shortcomings of traditional rock wool that is prone to water absorption.

  • High strength: The steel plate and rock wool are tightly bonded through strong adhesive and high pressure to form an overall load-bearing structure, which improves the wind pressure and impact resistance of the board.

  • Beautiful and durable: The outer color steel plate has anti-corrosion performance and rich colors, which can be customized according to customer needs to enhance the aesthetic appeal of the building.

Edge sealed rock wool sandwich panels are widely used in special environments such as industrial plants, public buildings, cold storage, clean workshops, as well as commercial and civil buildings. Its excellent comprehensive performance provides a safe, energy-saving, and efficient solution for modern building enclosure systems.

The Edge Sealing Rock Wool Sandwich Panel Line is an efficient and automated production equipment that can produce edge sealing rock wool sandwich panels with excellent fire resistance, thermal insulation, waterproof and moisture-proof properties, meeting the high requirements of modern buildings for enclosure materials.

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