SUN GLOBAL GLASS

What's the difference between silkscreen-printed glass and lacquered glass‌ glass?

The key differences lie in the manufacturing process, adhesion and service life: silkscreen-printed glass fuses the ink with the glass through high-temperature sintering, ensuring the design remains permanently intact; in contrast, lacquered glass involves spraying paint onto the surface and then drying it in an oven or allowing it to air dry naturally, resulting in weaker adhesion, which may cause the paint to peel or flake off over time. Here are comparison of Key Differences:

‌1. Different Manufacturing Principles‌
‌Silkscreen-printed glass‌: Utilises screen printing technology to apply high-temperature ink onto the glass surface, followed by heat treatment in a tempering furnace at 600–700°C, causing the ink to fuse completely with the glass and form a permanent coating.

‌Lacquered glass‌: Paint is sprayed onto the back of the glass, then baked for 8–12 hours in a low-temperature oven at 30–45°C, or left to air dry; the paint layer adheres only to the surface.

‌2. Durability and Lifespan‌
‌Silkscreen-printed glass‌: The design becomes ‘integrated’ with the glass; unless the glass breaks, it will not fade or peel off. It offers excellent weather resistance and is suitable for long-term use.

Lacquered glass‌: The paint coating is physically bonded to the surface; in particular, coatings left to air-dry are prone to peeling in humid environments, and when used outdoors, they are susceptible to flaking due to exposure to wind and sunlight.

3‌. Color Rendering and Design Flexibility‌
‌Silkscreen-printed Glass‌: Only one color can be printed at a time; multiple colors require multiple printing plates, resulting in high costs and potential color discrepancies, with a relatively limited color selection.

Lacquered glass‌: Extremely rich color palette; colors can be custom-mixed according to Pantone or RAL color charts, supporting various effects such as solid colors, gradients and metallic finishes, offering high decorative value.

4‌. Environmental Friendliness and Safety‌
‌Silkscreen-printed glass‌: Uses ceramic glazes; after high-temperature curing, no harmful substances are released, making it environmentally friendly and safe.

Lacquered glass‌: Environmentally friendly coatings must be selected; otherwise, they may contain volatile organic compounds (VOCs), so ventilation must be ensured during installation.

5‌. Applications‌
‌Silkscreen-printed glass‌: Commonly used in industrial and commercial sectors such as appliance panels, charging stations, photovoltaic glass, mobile phone screens and signage, where durability is paramount.

‌Lacquered glass‌: Primarily used in decorative settings such as interior walls, feature walls, partitions, cabinet doors and display walls, where visual appeal is the primary objective.

2 months ago | [YT] | 0

SUN GLOBAL GLASS

Types of Windows (Classified by Material)

The material determines window's durability, thermal insulation and aesthetic appeal.

‌Aluminium alloy windows‌: Lightweight, sturdy and easy to fabricate, they are currently one of the most popular materials for doors and windows.

‌Thermal break aluminium alloy windows‌: These incorporate thermal breaks into standard aluminium alloy frames, significantly enhancing thermal insulation performance, making them suitable for regions with large temperature fluctuations.

‌PVC Windows‌: Featuring a steel core within PVC profiles, these offer good thermal insulation and are cost-effective, but are prone to ageing and discolouration, so quality must be carefully considered.

‌Wooden Windows‌: Natural and warm in appearance, with good thermal insulation, but requiring regular maintenance; they are commonly used in high-end residences such as villas.

‌Aluminium-Wood Composite Windows‌: With an aluminium exterior and a wooden interior, these combine weather resistance with aesthetic appeal; whilst more expensive, they offer outstanding texture and finish.

2 months ago | [YT] | 0

SUN GLOBAL GLASS

Types of Windows (Most Common Classification: By Opening Method)

This is the key classification that determines the user experience of windows, directly affecting ventilation, safety and space utilisation.

‌Casement Windows‌: Available in inward-opening and outward-opening variants, they offer a large opening area and excellent sealing, making them suitable for spaces such as bedrooms and studies where sound insulation and thermal insulation are paramount. However, inward-opening models take up indoor space, whilst outward-opening models require attention to fall prevention safety on upper floors.

‌Sliding Windows‌: Open by sliding horizontally or vertically; they do not take up space and offer an unobstructed view, making them suitable for small spaces such as kitchens and balconies. However, the ventilation area is typically only 50%, and the seal is slightly less effective.

Top-hung, Centre-hung and Bottom-hung Windows: These have a small opening angle, providing ventilation whilst ensuring greater safety. Top-hung windows are commonly used in high-rise buildings, allowing ventilation without letting rain in on rainy days.

Inward-opening and tilt-and-turn windows: Originating in Europe, these combine inward-opening and tilt-and-turn functions, allowing for both full opening and partial ventilation to keep out rain. They are particularly suitable for households with children or those who frequently open windows for ventilation.

Fixed windows: These cannot be opened and offer the best sealing and soundproofing properties. They are commonly used for floor-to-ceiling windows and panoramic windows where natural light is the primary requirement.

Folding windows: Multiple hinged panels can be folded and slid open; when fully opened, they offer excellent views and ventilation, making them suitable for spaces such as balconies and terraces where an open, airy feel is desired.

2 months ago | [YT] | 0

SUN GLOBAL GLASS

Types of Balustrade Glass (Classified by Material and Structure)

Balustrade glass is primarily categorised into three main types: tempered glass, laminated tempered glass, and wired glass. Among these, laminated tempered glass currently represents the highest safety grade and most widely applied glass type for balustrades, particularly suited for open-air protection scenarios such as balconies, staircases, and high-rise buildings.

1. Tempered Glass
1）Offers 3-5 times the strength of ordinary glass, with excellent impact and thermal shock resistance.
2）Upon breakage, it shatters into small, blunt-edged, honeycomb-like fragments that minimise severe lacerations, classifying it as safety glass.
3）Drawbacks include the risk of spontaneous breakage (due to internal impurities or stress unevenness) and the inability to undergo secondary processing.
4）Commonly used for low-rise balconies or non-load-bearing sections, typically with a minimum thickness of 12mm.

2. Laminated Tempered Glass
1）Comprises two or more tempered glass sheets bonded together via heat pressing with interlayers such as PVB or SGP.
2）Core advantage: Even when broken, fragments remain adhered to the interlayer, preventing detachment and flying shards, significantly enhancing safety.
3）Offers sound insulation and UV protection (blocking 99% of UV rays), suitable for residential environments prioritising comfort.
4）National regulatory requirements stipulate: When the height from the floor level to the railing edge is ≥5 metres, laminated tempered glass must be used.
5）Common specifications include 8+1.14+8mm, 10+1.52+10mm, and 12+1.52+12mm, with total thicknesses exceeding 16.76mm to meet wind pressure resistance requirements.

3. Wired Glass
1）Features embedded metal wires or mesh within the glass, exhibiting properties of ‘breaking without shattering, shattering without scattering’.
2）Provides limited fire resistance and burglary deterrence, also termed ‘fire-resistant glass’.
3）Primarily employed in public buildings or scenarios with specialised security requirements, with limited use in domestic renovations.

3 months ago | [YT] | 0

SUN GLOBAL GLASS

*Styles of Glass Balustrades*
Glass balustrades come in diverse styles, primarily categorised by structural design, fixing methods, and visual aesthetics. Currently, frameless all-glass balustrades and point-supported balustrades are the most popular on the market. Their minimalist, transparent visual effect makes them widely used in modern residences, villas, and commercial spaces. Below are several mainstream glass balustrade styles and their characteristics:

1. All-Glass Structure Balustrades (Frameless)
Characteristics: No metal posts or frames, entire glass panels are embedded directly into floor and top handrail, achieving an ‘invisible’ effect.
Advantages: Unobstructed views and enhanced spatial perception, ideal for scenarios prioritising minimalist aesthetics such as high-rise balconies and staircase edges.

‌2. Point-Supported Glass Balustrade (Clamp-Mounted)‌
Features: Glass secured via stainless steel clamps, brackets, or other point-connection fittings. Commonly found in shopping centres and office buildings.
Advantages: Combines aesthetic appeal with structural integrity, supports large spans, and offers straightforward maintenance.
Material Recommendation: Clamps should be 304 or 316 stainless steel to prevent corrosion and loosening.

3‌. Supported Glass Balustrades (Framed Structure)‌
Characteristics: Glass secured by metal posts or U-shaped channels on both sides, offering structural stability and straightforward installation.
Suitable for: Domestic balconies, staircases, terraces, particularly ideal for households with children.
Variants: Surface-mounted floor channels, pre-embedded steel channels, side-mounted clamping channels, selectable based on renovation stage.

Which type is most popular in your area?

3 months ago | [YT] | 0

SUN GLOBAL GLASS

Which style of glass balustrade is the safest?

The safest glass balustrade design employs a supported glass guardrail (framed structure) using laminated tempered glass, particularly suitable for domestic renovations involving child safety or high-rise residential settings. This type of balustrade securely holds the glass in place via metal posts and U-shaped channels, offering structural stability and high impact resistance. Even if the glass accidentally shatters, the laminated layer adheres to the fragments, preventing them from falling. It provides the most comprehensive safety performance.

✅ Structural Advantages: Glass is clamped and secured on both sides by 304 or 316 stainless steel or aluminium alloy posts, ensuring even load distribution and excellent seismic and wind resistance.

✅ Material Assurance: Must utilise laminated tempered glass of 12mm thickness or greater, compliant with European standards EN12600 and EN14449, and American standard ANSI Z97.1.

✅ Applicable Height: Suitable for balconies and staircases with a free-fall height ≥5 metres, where regulations explicitly prohibit the use of pure glass cantilever structures above this height.

✅ Child Protection: Post spacing can be controlled within 9cm to prevent children's heads becoming trapped. Some designs incorporate 45° angled baffles for enhanced safety.

3 months ago | [YT] | 0

SUN GLOBAL GLASS

Why do prices for tempered glass vary across different manufacturers?

As a glass sales with over 13 years of experience, I believe the price differences in tempered glass stem from the combined influence of multiple factors, including the quality of the raw glass, manufacturing processes, brand reputation, economies of scale, and market supply and demand. These can be summarized as follows:

1. Differences in Raw Glass Source and Quality
High-quality tempered glass typically uses float glass from major manufacturers such as Xinyi and Jinjing. These raw glass sheets feature high light transmittance, low impurity levels, and excellent flatness, which form the foundation for ensuring the final product’s quality. In contrast, some factories may use recycled materials or low-cost raw glass, which, while cheaper, carry a higher risk of spontaneous breakage and deformation.

‌2. Processing Equipment and Technical Proficiency
The precision of equipment used in the processing stage directly impacts the quality of the finished product. For example, factories using high-precision cutting lines from Bottero achieve cutting tolerances of ≤±0.1mm, far exceeding the industry average. In contrast, some factories use outdated equipment, resulting in rough cut edges and uneven heating. This leads to uneven stress distribution within the glass, insufficient strength, and a higher likelihood of edge cracking or spontaneous breakage. Additionally, factors such as whether the tempering duration is sufficient and whether the tempering temperature is appropriate all affect the final cost of the tempered glass.

3. Economies of Scale
Large-scale processing plants can purchase raw glass sheets directly in bulk, which generally reduces costs by about 20% compared to buying in small quantities. Furthermore, mass-producing glass of the same thickness allows for stable operation of the tempering furnace, improving the consistency of product quality.

‌4. Brand Premium and After-Sales Service‌
Glass from well-known brands is generally more expensive but comes with comprehensive after-sales service, which can significantly reduce procurement risks. Therefore, the cheapest option is not always the best.

‌5. Market Supply and Demand
During peak seasons, when glass factories are busy, prices are generally higher; during off-seasons, when factories have more idle capacity, they typically lower prices to secure more orders and maintain normal operations.

Do you agree with my perspective? Or do you know of any other factors?

3 months ago (edited) | [YT] | 0

SUN GLOBAL GLASS

Will you scare to walk on transparent glass bridge at high altitude? I am afraid of heights, so I feel scared even I know the glass is super strong and safe.

1 year ago | [YT] | 0

SUN GLOBAL GLASS

How to make sure one glass could do curved tempered or not? #curvedglass #curvedtemperedglass #smallcurvedglass

3 years ago | [YT] | 0

SUN GLOBAL GLASS

Fluted glass, gradient glass, melten glass, digital printed glass, fabric glass, metal mesh glass, etc. decorative glass, is very popular those years, is it?

3 years ago | [YT] | 0