The steel fireproof rolling shutter door is a new generation product that does not require water curtain protection. It is composed of inner and outer double curtain panels and is filled with fireproof protective materials in the middle. The curtain panels are all made of hot-rolled galvanized sheets, which have novel shapes, smooth appearance inside and outside, strong steel, good sealing, and stable fire resistance. It has dual functions of electric and manual opening and closing. It is also linked with the smoke and temperature alarm systems to achieve automatic control in case of fire, and can also be controlled by the fire central control room.
》Material description:
The various raw materials used in the main components of the fire-proof rolling shutter door comply with the provisions of the corresponding national standards or industry standards.
The thickness of the ordinary curtain plate is not less than. The thickness of any curtain piece in the composite curtain plate is not less than.
The thickness of the seat plate shall not be less than.
》Curtain panel description:
Steel fire-proof and smoke-proof roller shutters have adjacent curtain panels that can rotate flexibly and swing without falling off after being connected in series.
. The baffles at both ends of the steel fire-proof and smoke-proof rolling shutter curtain panels should be firmly assembled. The fire-proof channeling mechanism should be firmly assembled, and the amount of adjacent channeling should not be greater than when the roller shutter is running.
The curtain plate of the steel fireproof and smokeproof roller blind is straight and assembled into a roller blind. No holes or gaps are allowed.
》Technical parameters:
Product standards:
Fire resistance limit. Hourly fire resistance rating is
Power supply:
Opening and closing speed: /./
》Scope of application :
Partitions used for fire prevention zones in places with fire prevention, heat insulation and smoke prevention requirements.
, Places with low wind pressure requirements.
》Main features:
The curtain door adopts a double-layer galvanized steel strip rolled composite structure filled with refractory cotton in the middle.
, smooth and beautiful appearance.
Provides three emergency landing methods: main power emergency landing, backup power emergency landing, and mechanical temperature control emergency landing.
Provides three linkage modes: one-step reduction, controlled mid-stop two-step reduction, and delayed mid-stop two-step reduction.
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