Construction Features:
l        Core
The core is manufactured by batching up the resilient closed cell polyethylene or EVA foam and uniformly and continuously thermolaminating each layer together. The method ensures a bond stronger than the foam itself and eliminates the use of adhesives which can break down under long use. Useing of a polyethylene foam core ensure the buoy will not absorb water even if the skin is punctured, increasing the lifespan of the product and reducing maintenance costs. The resilient material makes the buys self fendering with a high impact absorption capacity.
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l        Skin
The core is encapsulated with a skin of high performance polyurethane elastomer, spray applied. Polyurethane elastomer is selected for the skin because of its high resistance to abrasion, fatigue and ultra violet degradation and is significantly more durable than polyethylene materials used in the construction of rotationally moulded buoys.
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l        Steelwok and end assembly
Comprising through central steel tube with longitudinal gussets and external load distribution flanges at each end. AÂ swivel assembly, certified 10 tonnes SWL, with bows at each end passes through the central tube.Â
All the material of swivel assembly are hot dip galvanized. Steelwork to be coal tar epoxy painted.
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Subsea Buoyancy
Evergreen can make buoyancy material used for subsea up to 7000m. Product of different opplications buoyancys are manufactured upon our advance subsea buoyancy material. We can make subsurface mooring buoys , cable float, pipeline buoys, ROV buoyancy module , special buoys, and other synmatic foam products.
Our high-performance subsea buoyancy material and synmatic foam have the following performance.
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Item |
Unit |
Value |
|||
500m |
1000m |
1500m |
4500m |
||
Density |
g/cm³ |
≤0.4 |
≤0.45 |
≤0.5 |
≤0.6 |
Compressive Strength |
MPa |
≥5 |
≥10 |
≥15 |
≥40 |
Hydrostatic Pressure |
MPa |
≥5 |
≥10 |
≥15 |
≥37 |
Water Absorption |
% |
≤2(5MPa,24h) |
≤2(10MPa,24h) |
≤2(15MPa,24h) |
≤2(40MPa,24h) |
FAQ:
Q1:What's the material of your products?
 A:Evergreen Maritime general surface support buoys are manufactured with high quality closed-cell PE/EVA resilient foam, encapsulated with self-coloured tough polyurethane elastomer skin.
Q2:Can you do OEM?
 A:Yes,we can do.As long as receive your request,we could produce accordingly.
Q3:Â Are you factory or trading company?
A:we are a company and factory,located in jimo city,Qingdao,near to Qingdao port and Qingdao airport, which is convenient for transportation.
Q4:What's your delivery time and payment terms?
 A:Delivery time is according to customers' size and order qty.The payment terms you could choose are T/T,L/C at sight,Western Union and so on.
Q5:How can IÂ get samples from you?
 A:We are honored to provide you samples for check quality.Customers just confirm freight collect and then we could send out the sample by FedEx,DHL,UPS,TNT and so on.
Q6:What's certificates can your company provide?
 A:We can provide CCS,ABS,DNV,LR,BV certificates.
Q7:What about your warranty time?
 A:Our warranty period is 12 months.During this time,any problems about products from ourÂ
factory,we solemn promise to change and repair them for free;if problems from customers' improper operati-ng,we could provide free guidance and repair materials.
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 Contact manufacturer directly:
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Marketing Manager:Â Â Â Â Aimee Sun
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Tel/ 0086 17663929266
Reading Braille:
1. Familiarize yourself with the Braille alphabet, which consists of six dots arranged in two columns of three dots each. Each dot or combination of dots represents a different letter, number, punctuation mark, or special symbol.
2. Place your fingertips lightly on the Braille text, typically on a page or surface made specifically for Braille.
3. Feel the dots with your fingertips and identify the patterns to determine the corresponding letters, numbers, or symbols.
4. Move your fingertips systematically across the Braille text, reading from left to right and top to bottom, just like reading regular text.
Writing Braille:
1. Learn the Braille alphabet and practice writing each letter, number, punctuation mark, and special symbol.
2. Use a Braille slate and stylus, which is a tool specifically designed for writing Braille. The slate has rectangular openings to hold the paper, and the stylus is used to press the dots onto the paper through the openings.
3. Place a piece of Braille paper or cardstock into the slate, ensuring it is aligned properly.
4. Hold the stylus like a pen or pencil and press the appropriate dots onto the paper, one at a time, following the Braille alphabet.
5. Lift the stylus after each dot is pressed to avoid smudging or blending the dots together.
6. Continue writing the desired text, moving from left to right and top to bottom on the paper.
7. Review your writing by feeling the dots with your fingertips to ensure accuracy.
It is important to note that learning Braille may require time and practice, as it is a tactile skill that requires the ability to distinguish between the different dot patterns. However, with dedication and persistence, individuals can become proficient in reading and writing Braille.
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