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  • Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring
  • Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring
  • Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring
  • Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring
  • Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring
  • Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring
Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring
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Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring

  • 2 - 9 Pieces
    $8.10
  • 10 - 99 Pieces
    $7.50
  • >= 100 Pieces
    $6.10
View product details

Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Heavy-Duty Support: Designed to withstand up to 400kg load capacity, ideal for stabilizing and supporting heavy glass doors in high-traffic environments.
  • Adjustable Closing Force & Speed: Allows precise tuning of door-closing resistance and speed for safety, accessibility, and user comfort.
  • Secure Access Integration: Modular design enables seamless incorporation into security systems, ensuring reliable access control for commercial and industrial settings.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

    • With a corrosion-resistant stainless steel and steel alloy body, ensure long-lasting durability in high-moisture or high-traffic commercial environments. Outperforms traditional iron-based models in resisting wear and tear*.

  • 2. Adjustable Closing Force & Speed Presets

    • With customizable closing force and speed settings, tailor door closure intensity to balance safety, user comfort, and operational efficiency—ideal for glass doors in offices or public spaces.

  • 3. 400kg Heavy-Duty Load Capacity

    • Supports up to 400kg, 30% higher than standard floor springs*, ensuring reliable operation for large, heavy glass doors in commercial settings like office buildings.

  • 4. Commercial-Grade Scenario Adaptability

    • Designed for glass door applications in high-traffic environments, providing smooth, quiet operation while maintaining structural integrity under frequent use—perfect for balancing aesthetics and functionality in modern buildings.

  • 5. BHMA-Certified Performance Standards

    • BHMA certification guarantees compliance with rigorous commercial-grade security and performance benchmarks, ensuring reliable, long-term functionality in demanding settings.

Product details

Factory Price Closing Force Adjustment Super Floor Spring Design Heavy Duty Glass Door 400Kg Floor Spring Floor Spring

The Factory Price Closing Force Adjustment Super Floor Spring is a heavy-duty glass door solution designed for commercial and industrial applications. Built with premium materials like stainless steel and steel, it supports up to 400kg and features adjustable closing force and speed for seamless integration into office buildings and high-traffic environments. BHMA-certified for security and durability, this floor spring ensures reliable performance in demanding settings.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialStainless steel, steel, ironCorrosion-resistant environments
Load Capacity400kgHeavy glass door installations
Closing ForceAdjustable (customizable via dial)Tailored door closure for varying weights
CertificationBHMA (Builders Hardware Manufacturers Association)Commercial security compliance
Adjustable Speed3-speed settingsOffice buildings, retail entrances

Customization guide

Adjustable closing force and speed parameters allow customization to meet specific door weight requirements or security protocols. The modular design (visible screws) enables attachment of additional components for tailored door automation solutions.

Get inspired

With its industrial-grade durability and precision engineering, this floor spring ensures smooth, controlled door operation in high-traffic areas. Whether securing office entrances or automating glass doors in public spaces, this solution combines strength and adaptability.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Load Capacity300kg350kg400kg
Closing SpeedStandard+15% faster+30% faster*
MaterialSteelStainless steelPremium corrosion-resistant alloy
CertificationBHMABHMA + ISO 9001BHMA + ISO 9001 + ANSI

Supplier's note

  1. Technical Breakthroughs:

    • The 400kg capacity (Pro Model) exceeds industry standards, supporting ultra-heavy glass doors.
    • BHMA certification ensures compliance with commercial-grade security and durability benchmarks.
    • Adjustable closing force allows precise control, reducing door damage in high-use scenarios.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard office doors (≤300kg) requiring basic automation.
    • Advanced Model: Perfect for retail or hospitality settings needing faster closure (e.g., glass storefronts).
    • Pro Model: Best for industrial or high-security environments (e.g., data centers) demanding maximum load capacity and triple-certified reliability.

With the Pro’s ANSI-certified corrosion resistance, you can ensure longevity in marine or chemical-exposed areas. Pair its 30% faster closing speed with the adjustable force feature to create a seamless, secure entry system tailored to your facility’s needs.

Frequently asked questions

  • Which floor spring model suits heavy-duty glass doors in office buildings?

  • How to maintain a stainless steel floor spring for longevity?

  • Stainless Steel vs Steel: Which material is better for outdoor floor springs?

  • Can this floor spring be customized for specific door weights?

  • Is the BHMA certification important for floor springs in office buildings?

  • What makes this floor spring suitable for high-traffic glass doors?

  • Does installation require professional help for heavy-duty floor springs?

  • How do I adjust the closing speed of a super floor spring?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHigh-corrosion environments, industrial zones- Industry: Iron (ASTM A29)
- Our Base: Steel (ASTM A36) ▲
- Our Advanced: Stainless Steel (ASTM A240) ▲▲		▲▲ Resists corrosion 10x better than iron (ideal for coastal areas)Advanced version 20% heavier and 30% costlier due to premium material
Load CapacityCommercial buildings, heavy glass doors- Industry: 300 kg (ISO 16009)
- Our Base: 350 kg ▲
- Our Advanced: 400 kg (as specified) ▲▲		▲▲ Supports 400 kg glass doors (e.g., 6-meter-wide sliding doors)Higher load capacity increases installation complexity and cost
Close Door SpeedOffice buildings, hospitals- Industry: Fixed speed (2.5 sec/cycle)
- Our Base: 2 adjustable settings (▲)
- Our Advanced: Continuous adjustment (▲▲)		▲▲ Customizable closure speed (0.5–3 sec) for ADA complianceAdvanced model requires professional calibration for optimal use
CertificationGovernment facilities, hotels- Industry: No BHMA certification
- Our Base: ANSI/BHMA A156.13 ▲
- Our Advanced: ANSI/BHMA A156.13 Grade 1 ▲▲		▲▲ Meets Grade 1 security standards (resists 250 lbs force)Advanced certification adds 15% to production costs
Operational NoiseHospitals, libraries- Industry: 50 dBA (louder than a conversation)
- Our Base: 45 dBA ▲
- Our Advanced: 40 dBA (▲▲)		▲▲ Quieter than a refrigerator hum (40 dBA) for noise-sensitive areasAdvanced dampening components increase maintenance needs
Maintenance RequirementsHigh-traffic facilities- Industry: Monthly lubrication
- Our Base: Quarterly checks ▲
- Our Advanced: Self-diagnostic (annual service) ▲▲		▲▲ Reduces downtime by 70% with predictive maintenance alertsAdvanced diagnostics require proprietary software integration

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