Production equipment of pvc foam fireproof board
A production device and technology for fireproof boards, which are applied in the field of PVC foamed fireproof boards, can solve the problems of fused polystyrene boards, the cement layer is easily peeled off, and the fire resistance is at risk, so as to achieve isolation and stable fire resistance performance, low cost, Not easy to peel off
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Embodiment 1
[0090] The preparation method of the PVC foam fireproof board described in the present embodiment comprises the following steps:
[0091] Provide the following components by weight: 20 parts of PVC, 40 parts of phenolic resin, 40 parts of bisphenol F glycidyl ether epoxy resin, 7 parts of polyamide, 10 parts of plasticizer, 8 parts of foaming agent, flame retardant 6 parts of agent, 10 parts of foam regulator. Mix and stir the above-mentioned PVC, phenolic resin, bisphenol F glycidyl ether epoxy resin, polyamide, and foaming agent at a temperature of 30°C-60°C at a stirring speed of 500r / min-1000r / min, stirring After 20min-60min, add plasticizer, flame retardant and foam regulator, continue to stir, and raise the temperature to 60°C-100°C to foam for 30min-150min to obtain a foam base material.
[0092] The above-mentioned foam substrate is sent into the cabinet 22 of the sanding mechanism 20 by the conveying mechanism 10, and the rotating roller in the cabinet 22 is driven to ...
Embodiment 2
[0101] The preparation method of the PVC foam fireproof board described in the present embodiment comprises the following steps:
[0102] Provide the following components by weight: 20 parts of PVC, 30 parts of phenolic resin, 30 parts of bisphenol F glycidyl ether epoxy resin, 3 parts of polyamide, 3 parts of plasticizer, 5 parts of foaming agent, flame retardant 2 parts of agent, 5 parts of foam regulator. Mix and stir the above-mentioned PVC, phenolic resin, bisphenol F glycidyl ether epoxy resin, polyamide, and foaming agent at a temperature of 30°C-60°C at a stirring speed of 500r / min-1000r / min, stirring After 20min-60min, add plasticizer, flame retardant and foam regulator, continue to stir, and raise the temperature to 60°C-100°C to foam for 30min-150min to obtain a foam base material.
[0103] The above-mentioned foam substrate is sent into the cabinet 22 of the sander 20 by the conveying mechanism 10, the rotating roller in the cabinet 22 is driven to rotate by the s...
Embodiment 3
[0112] The preparation method of the PVC foam fireproof board described in the present embodiment comprises the following steps:
[0113] Provide the following components by weight: 20 parts of PVC, 55 parts of phenolic resin, 55 parts of bisphenol F glycidyl ether epoxy resin, 10 parts of polyamide, 18 parts of plasticizer, 10 parts of foaming agent, flame retardant 8 parts of agent, 15 parts of foam regulator. Mix and stir the above-mentioned PVC, phenolic resin, bisphenol F glycidyl ether epoxy resin, polyamide, and foaming agent at a temperature of 30°C-60°C at a stirring speed of 500r / min-1000r / min, stirring After 20min-60min, add plasticizer, flame retardant and foam regulator, continue to stir, and raise the temperature to 60°C-100°C to foam for 30min-150min to obtain a foam base material.
[0114] The above-mentioned foam substrate is sent into the cabinet 22 of the sander 20 by the conveying mechanism 10, the rotating roller in the cabinet 22 is driven to rotate by t...
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