Laminated Float Glass

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Laminated Float Glass
Posting date : May 18, 2015
Membership
Free Member Scince May 18, 2015
FOB Price
2
Min. Order Quantity
500
Supply Abillity
1000000
Port
QINGDAO
Payment Terms
L/C D/P D/A T/T
Package
PLYWOOD END CAP/CRATE, METAL END CAP, PAPER BOX, A FRAME
Keyword :
Category
Contact
Violet Wei
Selling Leads Detail
Company Info
 
Quick Detail
Place of Origin
China [CN]
Brand Name
Qingdao Pioneer Glass Co., Ltd
HS-CODE
7007-
Package & Delivery Lead Time
Package
PLYWOOD END CAP/CRATE, METAL END CAP, PAPER BOX, A FRAME
Detailed Description
Laminated Glass:
Laminated glass is a combined glass composed of two or more pieces of glass which are bonded firmly with SGP, PVB,EVA and PU interlayer. With different Tint interlayer films, those base-glass can compose of nice glass at flat shape or bent shape.
Laminated glass is characterized by excellent shock resistance and penetration resistance. When it is hit, it generally will not be penetrated by the external impactors, and the glass splinters will not fly away from the interlayer. That is why it is also called security glass.
Our products can be widely applied to Curtain Wall, Partition Wall, Balusters, Door & Window, Shower Room, Awnings, daylight Roof, Staircase, Counters, Interior Decoration, Hotels, Banks, Airports, Furniture, Military Facilities and other industries and fields.
 
Production Capacity:
·       Max. Size: 3000×15000mm;
·       Min. Size: 300 × 600mm
·       Interlayer Thickness:  PVB:  0.38 mm, 0.76 mm, 1.14 mm and 1.52mm
                       SGP: 0.89 mm, 1.52 mm, 2.28 mm
·       Total Thickness: 2.78~75mm;
·       Type of Laminated Glass:  Annealed (Clear & Tint Color), Acoustic, Tempered, Silver Mirror, Painted Glass ,
·                              Patterned Glass, Low E Glass, Fire-Proof, Self-Cleaning, Electromagnetic Shielding Glass
·       Productivity: 2.5 million m²/year
·       The Specification on the order can be negotiable
 
Technical and Quality Standards:
Complying with Chinese GB 15763.3-2009; American ANSI Z97.1-2004; European EN12150-1; Australian standard AS/NZS 2208
 
Features:
Laminated glass is characterized by transparency, superior mechanical strength, heat resistance, moisture resistance and cold resistance. Compared with common glass, it has superior performance in safety, security, sound insulation and radiation resistance.
1, Extreme High Safety and Security:
With excellent performance in shock resistance, penetration resistance, wind pressure resistance and strong interlayer adhesion, laminated glass would not lead to bodily injury from splashing glass splinters when it is impacted and broken due to external force; it can withstand the attack of tools, such as hammer and brick.The penetration resistance can be improved by the increasing on the interlayer thickness. The parameter comparison on impacting resistance parameters is shown as follows:
Table 1-1 Parameter Comparison of penetration resistance of laminated glass and other types of glass
Testing Items
Annealed glass
Tempered glass
Laminated glass
Glass thickness/mm
6
6
6.38
A 2260g steel ball fell freely from 4m high
Penetrated
Penetrated
Not penetrated
A 227g steel ball fell freely from 12m high at 40 °C
Penetrated
Penetrated
Not penetrated
A 227g steel ball fell freely from 10m high at -20°C
Penetrated
Penetrated
Not penetrated
A 10kg human head model fell from 1.5m high
Penetrated
Penetrated
Not penetrated
 
Table 1-2 Pendulum impact test results of laminated glass and other types of glass
Glass types
Status of breakage
Laminated glass
Security breakage: it might be broken by a pendulum impact, but the glass would remain as a whole sheet, and the broken pieces and splinters are adhered firmly to the interlayer.
Annealed glass
Broken easily once it is hit, the typical breakage status is : many elongated sharp splinters come out
Tempered glass
Unbroken unless at the huge impact: glass was broken and burst into numerous particles
Wired glass
Similar with common annealed glass in the status of breakage
Coated annealed glass
PET film on glass surface can provide additional protection; glass is fragile, and splinters flew toward the inside when the surface film was separated from the broken glass.
Table 1-3 Penetration resistance of laminated glass with different film
Interlayer film
Structure
Maximum falling height (MBH)
EVA
G/0.25mm/G
0.70m
G/0.40mm/G
1.90m
G/0.25mm/PET/0.25mm/G
3.50m
PVB
G/0.385mm/G
2.75m
G/0.76mm/G
5.75m
 Note: 1. material G was 2.5mm Float glass; PET was 0.075mm.
 2. Falling ball impact test (JISR 3212, testing the penetration of the glass when a 2260g ball with 82mm diameter falls on the center of 300mm×300mm laminated glass at 23°C).
 
 
2, Thermal Insulating Performance
Table 1-4 Thermal insulation of laminated glass with thermal insulation and energy efficient film
Color
Performance
clear
green
blue
gray
Visible light transmittance/%
82.1
71
48.2
48.8
Visible light reflectance/%
8.1
7.1
6.4
5.8
Solar transmittance/%
60.4
49.9
34.6
32.6
Solar reflectance/%
7.0
5.7
5.8
5.3
Solar heat gain coefficient (SHGC)
0.69
0.61
0.50
0.49
Shading coefficient (SC)
0.80
0.71
0.58
0.57
 
3, Acoustic Insulating Performance
Acoustic insulation is another main feature of laminated glass in addition to security and thermal insulation. In order to create a comfortable living environment, control of noise has become an important issue in modern architecture.
In general, human auditory system can automatically convert the 10 times acoustic intensity into twice acoustic intensity to create human actual feeling. The loudness of sound audible to the human ear is generally presented in decibels (dB). The sound less than 3dB is inaudible and 5 dB is audible to the human ear, and the maximum tolerable loudness of sound is 130dB. Laminated glass controls noise mainly through absorbing noise and degrading sound energy. Noise reduction is generally measured in weighted sound isolation. Table 1-5 shows the weighted sound isolation of various types of laminated glass.
Table 1-5 Weighted sound isolation of laminated glass
Glass composite/mm
3+0.38+3
3+0.76+3
3+1.14+3
5+0.38+5
5+0.76+5
Weighted sound isolation/dB
34
35
35
36
36
Glass composite/mm
6+0.38+6
6+0.76+6
6+1.14+6
6+1.52+6
12+1.52+12
Weighted sound isolation/dB
36
38
38
39
41
Factors affecting the weighted sound isolation of laminated glass include glass thickness and acoustic damping of the interlayer of laminated glass. Table 1-5 shows that, with the same glass substrate, the weighted sound isolation of laminated glass varies depending on the thickness of the PVB film, and the thicker the PVB film, the better the acoustic insulation.

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