Frameless Glass Door Lock
Category: Lock
Materials: SUS304, SUS316
Surface: Satin, Polish
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+86-13702712298 Phone
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jessie@dll-hk.com Email
The Frameless Glass Door Lock is a security lock designed specifically for frameless glass door systems. It is typically installed at the bottom or side of the door to secure and control the door's closure. This product features a rectangular, one-piece structure measuring 158 x 65 mm, with a simple and elegant appearance. Constructed from high-quality stainless steel, it offers a choice of satin brushed or polished finishes, combining corrosion resistance with decorative appeal. The lock's operation is smooth and stable, with a precise bolt extension and retraction, and its internal high-precision mechanical system ensures stable closure.

Frameless Glass Door Lock parameters
| Model: | 2020WC |
| Materials: | SUS304, SUS316 |
| Surface: | Satin, Polish |

Frameless Glass Door Lock features
High-Strength Construction
The Frameless Glass Door Lock is milled from SUS304 or SUS316 stainless steel, boasting a tensile strength exceeding 520 MPa. The solid lock tongue boasts a hardness of HRC45, capable of withstanding impacts exceeding 300N without deformation. After 100,000 cycles of long-term opening and closing, the mechanical properties remain stable, with a lock tongue displacement error of less than 0.2mm, ensuring precise door closure.
Excellent Corrosion Resistance
The SUS316 model contains approximately 2.3% molybdenum, resulting in corrosion resistance of up to 240 hours in a neutral salt spray test. The brushed satin finish effectively resists oxidation, fingerprints, and chemical corrosion. Whether used in humid bathrooms or coastal commercial areas, this door lock maintains its gloss and structural integrity over time.
Precision Lock Cylinder System
The lock cylinder is manufactured with high precision, achieving a rotational play of only 0.05mm and a stable torque of less than 1.3 N·m. Multiple independent springs ensure smooth opening and return stability. After 100,000 cycles of mechanical life testing, it remains sensitive and stable, with no lag.
Double-Layer Anti-Pry Design
The double anti-pry structure between the lock tongue and the lock body, combined with stainless steel anti-slip pins, can withstand a force of 250N without falling off. The internal anti-tamper screws feature anti-rotation technology to prevent forced removal, effectively enhancing the overall security level.
Exquisite Appearance
The Satin finish has a surface roughness of less than Ra0.8μm, improving fingerprint resistance by 30%. The Polish finish has a surface reflectivity of 70%, creating a mirror-like effect. Both finishes have passed wear resistance testing and achieved a 3H scratch resistance rating, ensuring a high-quality finish through long-term use.
Precision
The lock tongue has a sliding friction coefficient of 0.25, and the opening and closing sound level is less than 26dB, ensuring smooth and silent operation. The spring rebound force is calibrated to ensure precise closing every time. After 50,000 high-frequency opening and closing tests, the lock body structure has shown no loosening or wear, demonstrating excellent stability.
Conference Rooms
Frameless Glass Door Locks are commonly used in frameless glass door systems in high-end conference rooms, ensuring precise closing and secure locking. The lock's mechanical structure ensures stability even after prolonged opening and closing, preventing door wobbling or latch jamming. Its exceptionally quiet operation eliminates metallic clattering during opening and closing, enhancing privacy and comfort in conference environments.
Hotel Rooms
When used in hotel room glass doors, the Frameless Glass Door Lock combines security and moisture resistance. Its SUS316 stainless steel construction resists moisture damage, maintaining a glossy, rust-free finish. The lock cylinder rotates smoothly, allowing users to lock and unlock with a single tap, meeting the high-frequency needs of hotels.
Exhibition Rooms
In art galleries, jewelry galleries, or high-end exhibition spaces, this lock ensures secure closure of display areas and prevents unauthorized access. Its high-gloss polished surface effectively reflects light, enhancing the visual impact of exhibits. The compact lock body maintains visibility, maintaining a sense of openness and enhancing overall security and aesthetics.
Commercial Foyers
The Frameless Glass Door Lock provides reliable security for frameless glass doors in shopping malls, office buildings, or corporate lobbies. Its high-strength lock tongue resists external impact and prevents accidental opening. The precision lock cylinder structure supports frequent opening and closing, ensuring smooth operation. Its clean, sleek appearance, combined with large door structures, enhances the professional and modern feel of commercial spaces.
Laboratory Areas
In laboratories, the Frameless Glass Door Lock's chemical resistance is particularly outstanding. SUS316 stainless steel can withstand frequent cleaning with alcohol, disinfectants, and mild acid and alkaline environments. The lock body's excellent sealing ensures a tight closure, helping to maintain a stable cleanroom environment, making it an ideal security component for laboratory and medical facilities.
Frameless Glass Door Lock maintenance
Regular Surface Cleaning
Wipe the lock body with a soft cloth weekly to maintain a smooth finish. If stains occur, clean with a neutral detergent and wipe dry. Avoid contact with acidic or alkaline solutions to prevent corrosion and tarnishing.
Lock Cylinder Lubrication and Maintenance
It is recommended to lubricate the lock cylinder every six months using a specialized graphite lubricant or silicone-based lubricant. This maintains the sensitivity of the internal spring and shaft and prevents increased rotational resistance due to dust accumulation.
Check Screw Tightness
Check the tightness of the mounting screws quarterly and retighten as necessary. Looseness can cause the door to misalign or not close properly, affecting the lock bolt's engagement and lifespan.
Moisture-Proof Treatment
For locks used in bathrooms or coastal areas, it is recommended to spray a layer of moisture-proof protective agent quarterly. This protective layer effectively blocks moisture and salt, extending the surface's anti-oxidation period.
Lock Bolt Operation Inspection
Open and close the door 5 to 10 times regularly to check that the lock bolt extends and retracts smoothly. If increased resistance is found, internal impurities should be removed or re-oiled to ensure smooth and silent opening and closing effects for a long time.
Dalilai Technical Precision Hardware Co., LTD, located in Heshan City, Guangdong Province, in the southeast of China, is a professional hardware manufacturer integrating the ability of R&D, manufacturing and sales. Our factory specializes in producing bathroom accessories, door hardware, fumiture hardware and many relatedproducts, which enjoy a high reputation in the Europe & America and Middle East market.
Dalilai, established in 2004 , always hold the principle of “Providing the most perfect and most practical quality products to our customers”. Moreover, we insist on selecting high-quality raw material, technical innovation, and best services, winning support and trust from customers home and abroad.
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