With 28 years of expertise in the field of industrial sliding doors, we have become a trusted manufacturer exporting products to many countries and winning accolades within customers worldwide.
Technical Specifications
| Overhead Industrial Sectional Door |
| Max dimension | width * height 12000mm*8000mm |
| Power supply | 220±10%V, or 380V, 50/60Hz, IP55 |
| Opening and closing speed | 20-40cm/s |
| Door panel thickness | 40mm/50mm/75mm/100mm/Back rib door |
| PU Density | 48±2kg/m³ |
| Wind resistance | 28-35m/s (Class 10-12) |
| Sound insulation level | 24DB |
| Insulation level | 0.38W/M°C |
| Water tightness | 30Pa |
| K Value | 1.5W/M2.K |
| Thermal Conductivity | ≤ 0.033W/M.K |
| Color | Standard: white. Other color can be customized. |
| Window | Can be added |
| Pedestrian Door | Can be added |
| Installation Tutorial | Yes |
| Requirement Information | Exact dimensions of doorway and distance from surrounding walls. |
Why Choose Us?
- Detailed Engineering: Before sale, our engineers provide detailed CAD design solutions based on your size to avoid mistakes.
- Quality Assurance: We are a certified quality manufacturer providing safe, assured, and satisfactory services.
- Competitive Pricing: Our strategic office and factory locations aim to offer you a more competitive market price.
- After-Sale Support: 18 months warranty and spare parts are provided post-purchase.
- Technical Support: Installation technical support is available upon appointment.
Company Profile
Our company covers an area of 23,000 square meters, equipped with a professional technical team and advanced production equipment. As one of the earliest manufacturers of industrial doors in China, our 28 years of experience enable us to provide all-in-one solutions for customers in different industries. Since 2010, we have expanded to markets in Australia, New Zealand, Southeast Asia, the Middle East, and South America. Our philosophy is "quality first, service best."
Product Range:
High speed door, Fire shutter door, Sectional door, Wind resist steel roller shutter door, Aluminum roller shutter door, Transparent roller shutter door, Industrial sliding folding door, Steel(fire) door, Hangar door, Dock shelter, Dock leveler, and more.
Certification
- Certified with CE for quality assurance.
- Fireproof products are CCC certified.
- Multiple patents demonstrating strong R&D capabilities.
- Assistance with specific certification applications if required.
Our Partners
These respected partners are a testament to the trust and reliability placed in our factories.
FAQ
Q1: Is your product easy to install?
Yes, it's very easy. We preassemble products to ensure only screws are needed—no welding. Installation videos and manuals are provided, and we offer on-site services if required.
Q2: How about your lead time?
We are a manufacturer with adequate stock. If your schedule is urgent, we can produce about 10 sets of doors per day to meet your deadline.
Q3: Why can I trust your company?
We are a strictly certified boutique enterprise. Secure payment options are available to ensure your transaction remains safe.
Q4: Do you provide OEM service?
Yes, we provide comprehensive OEM services tailored to your requirements.
Q5: What is your MOQ?
Starting with 1 set is perfectly acceptable for new projects.
Q6: How long is the warranty period?
We provide an 18-month warranty for non-human damage and will replace broken parts during this period.
Gerald Doors
