
Chemically Strengthened Glass
Chemically strengthened glass use ion exchange process to replace surface sodium ions with potassium ions. It forms a firm compression layer, which greatly boost the glass toughness, scratch and drop resistance without sacrifice its high clarity, which is safer than common tempered glass. It avoids breakage and breaks into harmless blunt particles under extreme force. Flexible for deep processing, it widely applied in screen, smart devices, home appliances and high precision applications.
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Product Introduction
Screen Strongest Protector: Chemically strengthened glass
What's the differences between thermally tempered & chemically strengthened glass?

Thermally Tempered:
It mainly focus on 3.0mm above thickness and bigger size glass. During tempering process, tempering will be increased to 600-700℃ and then immediately strong wind to blow glass to change its structure.
In this way, from normal glass it became safety glass(When glass break, it becomes small particles in safety edge).
But for high requirement on flatness, thermally tempering isn't the first choice.
Chemically Strengthened:
It mainly applied in 3.0 below thickness and smaller size. During strengthening process, it used ion exchange method to make surface toughened.
In this way, the glass won't be safety glass but good flexible and flatness.

In GL, we offer both services & suggestion in house to give our customers the best solutions.
What's the advantages of chemically strengthened glass?
Higher surface compressive stress greatly improves bending strength and impact resistance compared with ordinary annealed glass.
01
excellent light transmittance, without obvious distortion or colour change after strengthening treatment.
02
Thinner substrates (even ultra-thin glass) can be strengthened effectively, meeting lightweight design requirements for displays and covers.
03
The glass can be cut, drilled and shaped before chemical strengthening, suitable for complex CNC processing.
04
When damaged, it produces relatively large fragments instead of tiny sharp particles, lowering the risk of severe scratching injury.
05
what we will inspect from raw materials to finish products?
Ink
Color difference and paint adhesion test
Dimensions
From every step, we will measure the size by quadratic elements, fixtures and thickness gauge
tempering
Every batch we will done:
IK and particle test for thermal tempering
DOL / CS test for chemical tempering
Light Transmittance
Transmittance tester to test each batch raw materials, AR & AG coatings
AG & AF test
Roughness & haze test
Rubber durable test
Environmental test
High humidity and high temperature test
What's GL processing certificates?


FAQ
Q:Why is chemically strengthened glass more resistant to impact and bending than regular glass?
A:It creates high surface compressive stress after ion exchange, which greatly improves its bending strength and impact resistance.
Q:Will chemical strengthening affect the transparency and appearance of glass?
A: No. The glass keeps excellent light transmittance without obvious colour shift or optical distortion after strengthened.
Q:Can we CNC cutting, drilling and other machining on chemically strengthened glass?
A:Machining should be finished before strengthening. Processed raw glass can go through chemical strengthening to fit complex shapes.
Q:Is chemical strengthening applicable to ultra-thin glass for lightweight cover applications?
A:Yes. Thin and ultra-thin glass substrates can be effectively strengthened to satisfy lightweight requirements for display cover lenses.
Logistics & Packaging
Packaging
Multi-layer protective packaging to prevent scratches or breakage.
Shipping
Sea, air, train, special line and express.
Lead Time
10-15 working days depending on order volume.
Samples
Free for stock samples, charge for custom samples.
After-Sales Support
Our professional team provides full technical support, from material selection to installation guidance. If any product issue arises, we offer prompt replacement or refund service to ensure customer satisfaction.
Why Choose Us
15+ years of experience in glass processing and display protection.
Advanced etching and coating facilities.
Tailor-made solutions for industrial, commercial, and consumer display projects.
Stable supply chain and reliable after-sales service.
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