Unlike door locks, crescent locks are specifically designed for PVC and aluminum alloy sliding windows, named for their crescent-shaped bolt. This lock utilizes a spring mechanism to achieve 180° or 360° rotation.
"3H Hardware • Harmony in Diversity" – We anticipate gathering with industry colleagues to explore the boundless possibilities of architectural hardware together! November 5-6, at Booth 202, Hall W1 – We look forward to welcoming you!
3H Hardware Architectural Hardware will seize this visit as an opportunity to continuously intensify technological innovation and intelligent construction, working hand-in-hand with the association to propel the high-quality development of the architectural door and window accessories industry.
Choosing reputable brands often provides more assurance regarding material quality and after-sales service. Although the initial investment might be slightly higher, the durability and reliability offered can prevent the hassle of frequent replacements in the long run.
Deeply understanding and strictly implementing their standard requirements is a wise practice for ensuring building safety at the source and fulfilling safety responsibilities. Equipping every fire door with compliant, high-quality hardware means adding a solid layer of protection to life safety passages.
150kg floor spring
3H INC.
Product Description
The hydraulic bottom glass door hinge known as the floor spring is designed to facilitate the movement of doors. Thanks to its versatile worm gear that allows rotation in both forward and reverse directions, the floor spring can be utilized for doors that open in either way.


Excellent shock absorption performance: Floor springs have the ability to endure the weight and vibrations caused by heavy objects, effectively serving as shock absorbers. In comparison to regular shock absorbers, floor springs offer a more prominent shock absorption effect.
Impressive cushioning capabilities: Floor springs can withstand certain displacements, thus providing a cushioning effect. During natural disasters like earthquakes, floor springs can minimize the impact on buildings and mitigate potential damages.
Exceptional durability: Constructed from top-notch materials, floor springs boast a prolonged lifespan. Additionally, they are highly resistant to harsh natural conditions, ensuring enhanced durability.
Simple installation process: Installing a floor spring is incredibly convenient and can be easily adjusted to suit specific requirements. No extensive tools or specialized skills are necessary for installation.


Key Functions
Precise Self-Alignment: Our line of 100KG floor springs guarantees accurate self-alignment, guaranteeing flawless operation and outstanding efficiency.
Unwavering Excellent Quality: Dedicated to upholding superior manufacturing and material standards, we assure you a product that surpasses industry requirements and fulfills your expectations.
Effortless Functionality: Engineered for effortless functionality, our 150KG floor springs ensure doors glide open and shut smoothly, ensuring a seamless experience.
About 150KG Floor Spring

our remarkable floor spring, load bearing is 150kg. This groundbreaking creation is specifically designed to improve your space while prioritizing safety and convenience.
With its precise automatic positioning, you can have complete confidence that every movement will be executed flawlessly. Say goodbye to concerns about misalignments or uneven surfaces!
Rest easy knowing that our glass floor springs are guaranteed to offer exceptional quality and stability. They are meticulously crafted to the highest standards, ensuring long-lasting and reliable performance that you can rely on.
Experience effortless and seamless operation with this floor spring, capable of effortlessly supporting heavy glass doors weighing up to 150kg. Its flawless functionality guarantees that your door will open and close effortlessly, providing a hassle-free experience for everyone.
Elevate your space with our glass floor springs, its load bearing is 150kg, and enjoy the perfect combination of style and functionality.Enhance your surroundings while maintaining a safe and visually appealing environment. Trust in the superior performance of our products and let them revolutionize the way you interact with your space.
