| 摘要 |
An apparatus is provided for the manufacture of a fire-resistant, waterproof and heat-insulating board. The apparatus includes upper and lower roller conveyors of an appropriate length upon which synchronously rotating retaining walls are arranged at the sides thereof, an automatic spray gun for spraying an insulating foam onto board material, a mangle for shaping the board material, board cutting apparatus located at the output end of the apparatus, and an adjustor for the apparatus. The operation of the apparatus can be suitably adjusted on the basis of the desired specifications of the board produced.
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