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Blast Resistant Door Project Overview
Somnandi Industries successfully supplied a precision-engineered Blast Resistant Door to Laxmi Organic Industries Limited, one of India’s leading chemical manufacturing companies. This door was specifically designed to endure extreme explosion events, offering both blast resistance up to 24.13 bar (350 psi) and airtight sealing to prevent the leakage of gases or contaminants during and after the blast phase.
As safety continues to be a non-negotiable priority in high-risk industrial zones, this project demonstrates Somnandi’s capability in delivering customized, performance-certified blast protection solutions for mission-critical facilities.
Product Specifications and Design Features
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Door Size: 1250 mm (W) × 2100 mm (H)
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Type: Single Leaf, Manual Operation
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Blast Rating:
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Peak Reflected Pressure: 350 psi / 24.13 bar
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Protective Phase Duration: 1 millisecond (td: 01 msec)
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Material Composition:
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Door Leaf: Fabricated from a solid, homogenous steel plate
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Frame: Built using mild steel plates and C-channel sections, forming a rigid structure capable of withstanding high-magnitude force
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Operation: Manual with heavy-duty hinges, precision-engineered locking system, and robust handle
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Installation Interface: Designed for reinforced concrete mounting, enabling clean and secure integration into structural walls
Blast Transfer Mechanism & Structural Integrity
The optimized structural pattern of this blast door, which is designed to effectively transfer blast forces from the door plate to the surrounding reinforced concrete wall, is what makes it unique. The architecture of the frame is designed to disperse pressure uniformly, minimizing stress concentrations and preventing distortion. This guarantees sustained robustness and steady performance even in the face of unexpectedly high loads.
The door can absorb and withstand blast impact without bending or rupturing because of its solid plate design, which guarantees that there are no weak spots on its surface. To further strengthen the assembly against deformation, reinforcement is added at the locking edges and hinge zones.
Airtight Performance for Hazardous Environments
This door's ability to withstand explosive forces is complemented by its airtight sealing, which is essential in settings where flammable gases, chemicals, or other volatile materials are present. The door helps maintain pressure boundaries after blasting, stop external contaminants from entering, and minimize harmful leaks by shutting off internal regions. It is extremely beneficial in chemical processing zones like those at Laxmi Organic because of its dual functionality—blast protection and gas containment.
Blast Resistant Doors - Industrial Applications and Use Cases
This blast-resistant airtight door is suitable for a variety of hazard-prone environments, including:
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Chemical & Petrochemical Plants: For isolating explosive zones, chemical reaction units, or solvent storage areas.
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Power Generation Facilities: Especially in gas turbine zones or fuel storage units.
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Research Laboratories: Where controlled atmospheric conditions and blast resilience are essential.
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Defence Installations & Ammunition Bunkers: For safeguarding personnel and sensitive equipment.
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Pharmaceutical Units: To protect cleanrooms and containment zones.
The flexibility of manual operation allows continued functionality even in power outage scenarios, ensuring reliability during emergency conditions.
Custom Engineering by Somnandi
The blast-resistant airtight door project for Laxmi Organic Industries Limited is a hallmark of Somnandi’s engineering excellence in the domain of industrial safety enclosures. Designed for high-pressure environments, this unit offers unmatched reliability, performance, and integration ease.
Whether it's for a chemical plant, defence facility, or energy infrastructure, Somnandi’s blast protection solutions provide the confidence and protection that mission-critical operations demand.
Each blast-resistant door supplied by Somnandi Industries is tailor-made to suit the client’s architecture, risk profile, and space availability. We undertake a complete design-to-delivery process involving:
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Site Evaluation & Load Calculations
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CAD-Based Engineering & Simulation of Blast Loads
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Precision Fabrication from Certified Materials
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Surface Treatment & Finishing for Corrosion Protection
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Delivery, Installation Assistance & Documentation
Our in-house team of engineers and metal fabrication specialists work to international safety norms and design standards to ensure that each door we supply meets or exceeds project expectations.
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