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2015年1月29日星期四

What Is Polycarbonate Sheeting?

   Polycarbonate sheeting is a type of building material used to replace glass in a variety of applications. Polycarbonate sheeting are made of the imported raw materials, With UV coating, it typically offers greater flexibility and shatter-resistance than acrylics or plexiglass.


   One of the primary advantages to this type of sheeting is its high strength to weight ratio. Compared to glass, polycarbonate sheeting is very light, but also highly resistant to shattering and damage. This shatter resistance makes this material much safer than glass, which could lead to injuries if broken. Polycarbonate sheeting also acts as a sound barrier, and may help control UV-light infiltration. It also offers a high degree of flexibility, making it easy to form each sheet into the desired shape.

   Compared to some other composite plastic sheeting products, polycarbonate sheeting tends to be fairly expensive. It may also be susceptible to damage or failure if exposed to high temperatures. Like other plastic sheet goods, polycarbonate sheeting may suffer surface scratches due to a variety of factors. These scratches can be removed using special polishes or cleaning products, though some may be permanent. Over time, excess scratching can cause the surface to appear dull, and may reduce visibility and light transmittance.

2015年1月28日星期三

Install Corrugated Roofing

1.Cut the panels to the length. Use either a circular saw or a jig saw with metal blades.
Most panels come up to 32 feet (9.8 m) in length. Allow for a minimum of 18 inches (45.7 cm) if you need to lap to complete the run.
2.Pre-drill holes on the ridges. Use a 3/16-inch (4.76 ml) drill bit.
Spacing for the holes on the ends and sides of the panels should be 6 to 8 inches (15.3 to 20.4 cm).
3.Install the panels. Place them directly onto purlins that are attached to the roof trusses, beginning on the outside edge.
Close or seal off the ends with a wood or plastic strip under the panel at each end. These will stop the entry of rain, wind and pests.
4.Screw down the panels. Pre-drill the holes, and use #10X2-inch (#10X5.2 cm) screws with polycarbonate washers.
Continue across the roof until it is completely covered, lapping over the previous panel by at least 2.5 inches (5.5 cm) minimum.
Adjust the lap so that the last panel completes the coverage without making a cut lengthwise.
5.Complete the opposite side. If your roof is two-sided (and not just a single slope), repeat the installation on the other side of the roof, and install a corrugated ridge cap as you proceed across with the panels.

YUEMEI good price ten year warranty polycarbonate sheet

YUEMEI company information:
Guangzhou YUEMEI Plastic Industrial Co., Ltd established in 1991, and is a professional manufacturer of polycarbonate sheet, which is a private enterprise taking independent knowledge property, with qualified import and export license and processing with imported material, and with general taxpayer qualification of production, supply and sales integration. 

Our company certification:
 YUEMEI polycarbonate sheet feature:
1) Light transmission: up to 85% 
2) Impact resistance: 80 times that of glass, 15 times that of acrylic sheeting 
3) Temperature resistance range: -40 - +120°C 
4)  Quality:100% virgin bayer material, 50 micron UV layer,10 years warranty,approved by ISO9001: 2008,delivery time 7-10 days  

5) Never yellowing


 YUEMEI polycarbonate sheet  application:
(1) Roofing light sheet and sunshade for office building, department store, hotel, stadium, school, amusement center, hospital, ect. 
(2) Skylight, lighting for corridors, balcony, passages and subway entries, walkways. 
(3) Do-It-Yourself (DIY), awning, canopy. 
(4) Advertising lamp boxes, sign board. 
(6) Anti-riot shield, bullet resistant material, Bank ATMs. 
(7) Conservatories, agricultural greenhouses, zoos, botanical gardens. 
(8) Industrial Roofing and Glazing 

Our website:
http://www.ympcsheet.com

2015年1月27日星期二

YUEMEI new products Cast acrylic sheet

Characterist for Acrylic sheet :1. Excellent transparency. 
2. Good mechanical performance and Good electrical insulation. 
3. Stable and durable. 
4. Non-toxic, envie environment friendly. 
5. Superior impact resistance. Crack resistance. 
6. Superior weather resistance. 
7. UV light resistance. 
8. Chemical resistance. 
9. Stable color under outdoor exposure.
Product list:
Product
Size(mm)
Thickness(mm)
Weight(kg/㎡)
Colors
Cast   acrylic sheet
Length:2440
Width:1220
2
2.4
Clear     milk white
Black      red      yellow    bule
Green
Etc.
3
3.6
4
4.8
5
6.0
6
7.2
7
8.4
8
9.6
9
10.8
10
12
Applications  of  acrylic sheet
1.  Advertisement: lamphouse, signboard, indicator, display rack.
2.  Art work.
3.  Construction: bath room, show window, doors, light-absorpting shade, telephone booth.
4.  Industrial: instruments and meters and protecting cover
5.  Vehicle: door and window of car and train.

6.  Others: medical, lighting, cosmetics

2015年1月25日星期日

Polycarbonate sheet mounting instruction

1.   Cut off 5-10cm of the protective film before inserting pc sheets to the support frame , because the protective films would cause inefficient adhesive between tamping and pc sheets.
2.   Since the expansion and contraction degree of pc sheets, are different from that of medal frames, as well as pc sheets are flexible and taking air pressure, therefore, approapriate insertion, reserving space for expansion and shrink because of temperauture changes, and choosing suitable thickness of pc sheets are necessary. General plate should be inserted into fixed frame for over 25 mm, with at least 2 ribs installed into the fixed zone,3mm place will be reserved for expansion or shrinkage.(expansion ratio:0.065mm/moC)

2015年1月23日星期五

Grade A Clear Polycarbonate Sheet

Polycarbonate Sheet is one of the most widely known "plastics". YUEMEI polycarbonate Sheet with its unique combination of high impact strength, flame retardancy, and thermoformability makes it ideally suited for security applications. No other plastic can match polycarbonate sheet combination of light transmittance, and the ability to withstand extreme impact.
Polycarbonate Sheet is grade A sheet which provides superior UV resistance in addition to offering high thermal insulation values.
Polycarbonate sheet is widely used for bus stops, public buildings, storefronts, shopping malls, roof material, plant in factory, stadium, industrial lighting system, long-span structures, warehouse roof, warehouse and museum lighting system and so on.

2015年1月22日星期四

Sealing sheet edges announcements

 Another important installing issue is sealing the sheet at both ends, if there are moisture, dust, insects, or other substances in the pc hollow sheet, that will affect pc hollow sheet’s transparency, thermal insulation and aesthetics, so open to sealing materials should meet the following requirements:
(1)  Sheet sealing should not be water, air and dust.
(2)  Viscous sealing material, such as sealants should be no damage to the hollow sheet.
(3)  Sticky substance in hot and cold temperature mutation and high temperature environment still can its keep long-term adhesion properties.
(4)  Due to the shape changes in construction, it needs cutting and drilling, like hollow sheet, can be cut with a sharp blade, such as wallpaper knife; usual twist drill a hole, but it can be opened with an usual twist small holes should be opened first, and then further be expanded to the required diameter, Holes should not be less than 40mm away from the edges of the sheet, all drilling diameter should be larger than the diameter of the bolt so as to adapt to the thermal expansion and contraction of the sheet.
(5)  Sealing tape has good weather resistance, and maintain their stickiness and mechanical strength for a long time.

(6)  Manual installation, sealing tape has a good anti-tear properties.

YUEMEI PC sheet deep-processing

Conventional color: Clear, sapphire blue, grass green, blue, brown, white.
  PC sheet processing include:
Cutting, engraving, drilling, milling, bending, pressing stereotypes, stamping, bonding, polishing, printing, blow molding, compression molding and other deep-processing.
  PC sheet cutting process is relatively simple, the operation is convenient. PC sheet is mainly for cutting the required accuracy is not high processing business, high efficiency, but relatively CNC engraving, the accuracy is not so high, one is manual control, a CNC programming is complete. PC sheet cutting accuracy is generally controlled at about 0.5mm, CNC carving precision control in less than 0.15mm.

THE 21ST FEICON BATIMAT-2015

Exhibition time: March.10th-14th,2015
Booth number: G930
Location: Anhembi Park Exhibition Hall,San Paulo,Brazil


2015年1月20日星期二

Performance of YUEMEI PC sheet

(1)      Impact strength: PC sheet have excellent impact performance, it is 8o times higher than traditional glass, 30 times higher than acrylic sheet. The impact strength the pc solid sheet wins a beautiful name “transparent steel sheet”.
(2)      Tensile strength is good, PC solid sheet have good heat resistance
(3)      Bending strength :PC solid sheet have good flexural resistance, even if the bending angle as 90°,still has no rupture.

(4)      Anti-fatigue and creep resistance: creep resistance of pc solid sheets is the best in thermoplastics. The creep is very small even at high temperatures.

2015年1月19日星期一

What is polycarbonate?

Polycarbonates are high-molecular weight, amorphous engineering thermoplastics that are characterized by a combination of outstanding impact strength, superior dimensional stability, glass-like transparency, remarkable thermal resistance and good electrical properties. In addition, they have a ductility that is normally associated with softer, lower-modulus thermoplastics. Polycarbonate is distinguishable from other engineering thermoplastics by its freedom of design; it allows engineers selecting a combination of these properties to meet specification requirements for a broad range of application needs.

Polycarbonate has good thermoforming characteristics. When formed, fabricated, machined and finished according to recommended techniques and procedures for secondary operations, the final result will be a high quality product.

2015年1月18日星期日

Polycarbonate Corrugated Sheets application of knowledge

Polycarbonate corrugated sheet uses the polycarbonate engineering plastics as the main raw material, and adding anti-UV agent and other chemical additives, made by the most advanced technology and equipment.
Polycarbonate corrugated sheet has excellent stability, not yellow, deterioration, highly strong UV absorbing ability in the ultraviolet spectral range (290-400nm). The test proved and 99.9% of UV rays can effectively cut off.

High transmissionthermal insulationimpactanti-yellowingflamelight weighteasy for installation like traditional PC wave, at the mean time, it has more good performance of the physical and mechanical stability and leak proof.

2015年1月16日星期五

How long is the life of the PC solid sheet?

Guangzhou YUEMEI PC solid sheet have ten years guarantee.
Polycarbonate sheet now on the market is divided into three-year warranty, five-year warranty, seven-year warranty, the warranty decades ect. Polycarbonate sheets result in life for different reasons are: the use of recycled materials with different proportions of new material. Many people in the choice of PC solid sheet will require long service life, the first new material polycarbonate sheets must be produced, and to ensure the sunny side with anti-ultraviolet UV coating.

For the above, YUEMEI polycarbonate solid sheets are made of the imported raw materials. With UV coating, we assure our customers of ten years quality guarantee for our products.

2015年1月14日星期三

Dry-type installation method

The dry-type, do not use sealant. We recommend accessories with the perfect combination with YUEMEI pc sheet, sheet expansion over the sealant may sometimes occur, and also from aesthetic aspects. From aesthetics, this “dry-type” installation method is the ideal solution.

The advantages of dry-type installation method: rubber pad/sealing tape lock sheet, The sealing tape is pressed on the inside of the bar (aluminum profiles).Sheet can move freely in the thermal expansion and shrink.

2015年1月13日星期二

YUEMEI Polycarbonate sheet installation announcements

1)  Select the thickness of sheet exactly and consider the radius of curvature, flat type construction should be inclined of 11%. So as to dry the water.
(2)  In order to prevent internal stress, a certain expansion gap should be reserved to the sheet, like gap 3MM per meter.
(3)  The edge of the sheet should be minimum 25mm stretched in to frame. Install it into the fixed area.

(4)  Immediately remove protective film after installation is completed, then recover the film on the sheet one more time, until the completion of the project and then peel it off.

Polycarbonate sheet construction announcements

(1).Select the appropriate thickness sheet and reserve the pc expansion coefficient.

(2).Cut with power tools (including the “carbonation” circular saw).

(3).Remove the protective film after installation (protective film can not be under sun and rain directly over two days).

(4).Avoid fixing screws on pc sheet, if cannot be avoided, the pc board hole should be larger and use a retainer screws, don’t fix too tightly.

(5).When cleaning, use a mild soap or detergent, sponge or soft cloth to wipe, and then cleaning thoroughly with warm water.

(6).Do not fix with pull nails and self-tapping screws directly easier for thermal expansion or rupture, cause damage.

(7).PC sheet have thermal expansion or contraction, to ensure that the surface is flat and beautiful after construction and pc sheet durability, it is recommended that construction to avoid interval use a pc sheet.


(8).Between spans, recommend add cross material, firm frames can reduce force to the pc sheet, enlarge pc sheet service life.

2015年1月12日星期一

Polycarbonate solid sheet detail

Polycarbonate solid sheet has good toughness and cold-bending features, can be designed into various arched structure, its radius must be greater than the radius of curvature of the limits of the polycarbonate sheet. The following table shows some of the specifications of the polycarbonate solid sheet limit the radius of curvature.
  Polycarbonate solid sheet minimum curving radius



Polycarbonate solid sheet
Thickness(mm)
Min curving radius(mm)
Min span accordingly(mm)
2
200
400
3
525
1050
4.5
786
1500
6
1050
2500

To install curved PC sheet

YUEMEI PC sheet can be curved to install as per its curve structure, but pc sheet’s curving radius cannot be less than its minimum curving radius, so it will not affect sheet’s technique factor from the power caused by curving. PC sheet must follow the way of length to install rather than way of width to install.
When cold bending, bending direction shall be perpendicular to the sheet tendons direction, the hollow sheet cold bending radius must be greater than 175 times of its thickness, polycarbonate solid sheet cold bending radius must be greater than 100 times of its thickness (for less than 3mm) 3mm or above polycarbonate solid sheet cold bending radius must be greater than 175 times of its thickness. Cold bending radius formula
R=(1/2)h+ m2 /(8h)
R=bending radius
H=sagitta

M=span

2015年1月11日星期日

YUEMEI Polycarbonate hollow sheet for greenhouse

YUEMEI Greenhouse polycarbonate hollow sheet are made of the imported raw materials.With UV coating,we assure our customers of ten-years quality guarantee for our products.

Features of Yuemei greenhouse polycarbonate hollow sheet:
1.  Energy-saving polycarbonate hollow sheetCan be used for environmentally friendly building materials.
2.  Light-weight pc hollow sheet: unbreakable, save transportation cost and easy installation.
3.  High ligh-transmission: up to 85%.
4.  Temperature adaptability: polycarbonate hollow sheet no significant change in harsh environments.

5.  Polycarbonate hollow sheet can be bent: the use of cold-formed, it can be mounted to the arch, dome and skylight.

Polycarbonate Hollow sheet - new energy-saving decorative materials

Polycarbonate Hollow sheet are widely used internationally plastic building materials, is a high strength, light, sound insulation, energy-efficient new high-quality decorative materials.
Polycarbonate hollow sheet thermal conductivity vary widely with the general synthetic resin, is a good insulation material, and multi-layered pc hollow sheet insulation effect is a plus. Guangzhou Yue Mei polycarbonate sheet manufacturers have pc double hollow sheet, polycarbonate three hollow sheet, pc six-wall Hollow Sheet,pc honeycomb hollow sheet.

Polycarbonate Hollow sheet insulation up to 49%. It has more lower than the usual glass and other plastic thermal conductivity (K value), insulation effect than other glass high 7% -25%, solar panels heat insulation up to 49%. Thus greatly reducing the heat lost, for there are warm construction equipment, an environmentally friendly material.

2015年1月10日星期六

Polycarbonate Sheet Supplier- “YUE MEI” is preferred

New polycarbonate material is used in the“YUE MEI” hollow sheet, the plate surface has a high concentration of UV ultraviolet prevention function,that can completely block UV damage and prolong the life of the sheet, and the promise decades of quality assurance. “YUE MEI”Polycarbonate Hollow Sheet and the full range of PC accessories, on-demand customized to meet customer needs.
“YUE MEI” Polycarbonate Sheet Supplier Feature
Light and high environmental, high impact strength,good weather resistance and UV protection, high light-transmission, excellent heat insulation capability,  high strength, simply  processed and installed,  saving energy,  good flame resistance,  ten years guarantee.

Demand municipal building, home decoration and commercial applications, etc., sheet resistance, impact resistance, light weight and installation, anti-aging, anti-UV, green, attractive appearance, easy processing.

Sound insulation of polycarbonate compact sheet

    Polycatbonate compact sheet has another name called “safety glass”.As its sound insulation is very well,pc compact is always used for flyover road acoustic barrier.
    With the development of the city,more and more viaducts are built.Government will use the polycarboante compact sheet to be protction and sound insulation.If without acoustic barrier, Life of Nearby residents will be influenced.
    YUEMEI PC compact sheet has good sound insulation.In the same thinkness condition,it has better sound insulation than PMMA and glass,polycarbonate sheet PC sheet increase 3-4 dB sound insulation than glass. Internationally polycarbonate compact sheet is Preferred material for acoustic barrier.YUEMEI 6mm pc solid sheet can reduce 35 db noise and 3mm polycarbonate embossed sheet can reduce 28 dB noise.

    Of course,YUEMEI polycarbonate solid sheet also can be used for indoor and outdoor decoration etc.