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Plastic fenders features
Plastic fenders is a new product developed in recent years
applicable in the fields
such as dock guard, piling, railway sleeper and sea-raising
enclosure etc for substitution of timber and steel piles. The core
attributes of plastic fenders are high strength,erosion-proof,
agingproof, |
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long
service time and easy for installation etc, now it become applicable
in more and more area.
The raw material for manufacturing plastic fenders are basically
polyethylene (or polypropylene) resin, recycled polyethylene (or
polypropylene) resin, processing additive and antideteriorant etc.
Following the promotion of environment protection consciousness of
human beings and the requirements put forward by International
Environment Protection Organizations, The fender and piling material
using timber will be gradually substituted by other environment
protective material.Plastic fenders features |
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| Plastic fender Specifications
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Specifications |
300×300 |
250×250 |
200×250 |
200×300 |
250×300 |
200×150 |
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a(mm) |
300 |
250 |
200 |
200 |
250 |
200 |
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b(mm) |
300 |
250 |
250 |
300 |
300 |
150 |
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Plastic fender Performance
Density(ASTM D792)
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Outer layer |
0.9～1Kg/Dm3(55～65)1bs/cu ft |
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Density(ASTM E12) |
Inner layer |
0.6～0.8Kg/Dm3(35～45)1bs/cu ft |
Water Absorption(ASTM D570)
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Outer layer |
0 |
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Inner layer |
Increase 0.45％～0.55％in two hrs, increase 2.35％～2.5％in 24hrs |
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Hardness(ASTM D2240) |
Outer layer |
40～60 |
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UV-proof (Linghting)(ASTM D4329) |
Outer layer |
No obvious in colr and uniformity surface material while
Shore A variation wiyhin 10％under 500hrs UV-proof testing |
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Sea water proof(ASTM D543) |
Inner layer |
Weight increase 1.05％,thickness increase 0.85％,diameter
increase 0.38％,200N(45.1ibs)interdiction force and 63Kg/cm2(906psi)interdiction
stress |
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