60/90 Minute Commercial 304 Stainless Steel Fire Rated Doors with 45-55mm Thickness and Fireproof Perlite Board

Price Negotiable

Price: Negotiable

MOQ: 1 set

Delivery Time: 35 Days After Payment Received

Brand: ZHONGWO

Product Description

Commercial 304 Stainless Steel Fire Rated Doors

Zhongwo Stainless Steel Fire Doors are manufactured using premium 304/201 stainless steel sheets with fireproof perlite board as the core infilling material. The nickel and chromium content in 304/201 stainless steel ensures exceptional corrosion resistance, delivering extended operational lifespan. These doors maintain high yield strength and creep strength even at temperatures exceeding 900°C, effectively preventing explosion during fire incidents.

Product Specifications

Specification	Details
Product Name	Double Leaf 60/90 min Commercial 304 Stainless Steel Fire Rated Doors
Weight	25-28 Kg/m²
Certifications	CCC, ISO9001:2008
Door Leaf Material	201/304 Stainless Steel
Door Frame Material	201/304 Stainless Steel
Door Leaf Steel Thickness	0.8 mm; 1.0 mm
Door Frame Steel Thickness	1.2 mm; 1.5 mm
Door Leaf Thickness	90min: 55 mm \| 60min: 45 mm
Frame Depth	90min: 120 mm \| 60min: 112 mm
Standard Size	W1000×H2300mm; W700×H2300mm or Customized
Opening Style	Swing Open
Infilling Material	90min: 53 mm Fireproof Perlite Board (400±40kg/m³) 60min: 43 mm Fireproof Perlite Board (300±30kg/m³)
Surface Finish	Finished
Color	Silver
Glass Options	Standard: 24mm×200mm×900mm; 32mm×200mm×900mm or Customized
Fireproof Seal Strip	90min: FPJ-B-20×2 \| 60min: FPJ-A-15×2 or Customized
Warranty	2 years
Packaging	Bubble Bags + Strong Carton + Wooden Frame
Delivery Time	35 Days After Payment

Key Performance Features

Premium Eco-friendly Infilling Material: Fireproof perlite boards meet GB8624-2006 A1 combustion performance standard and GB/T20285-2006 ZA2 toxicity standard. Density maintains 457.3kg/m³ after drying, exceeding the 420kg/m³ standard requirement.
High Anti-Explosion Performance: Maintains structural integrity at temperatures above 900°C, effectively preventing explosion during fire events.
Superior Fire Insulation: Average temperature rise of unexposed surface reaches 94.2°C, with single point maximum at 148.6°C - significantly below the 140°C and 180°C standards.
Low Opening Force: Door leaf opening force ≤66N, well below the 80N requirement per GB12955-2008.

Packaging & Delivery