? 超高分子量聚乙烯抗磨塊PE封邊側(cè)模塊

? 高分子聚乙烯板是高聚物的一種，有它的特殊性其機械力學(xué)性能受溫度、相對分子質(zhì)量的影響很大，在設(shè)計高分子聚乙烯板機械零件時應(yīng)給予高度重視。

? Ultra high molecular weight polyethylene wear-resistant block PE edge sealing module
? Polymer polyethylene sheet is a type of polymer with its unique properties. Its mechanical properties are greatly affected by temperature and relative molecular weight. Therefore, high attention should be paid to designing mechanical parts for polymer polyethylene sheet.

? 高分子聚乙烯/PE/UHMWPE高分子量(分子量通常只有2 ~ 30萬的HDPE)以其優(yōu)秀的使用性能，屬于價格適中、性能良好的熱塑性工程塑料，它集中了各種塑料的優(yōu)點，幾乎具有普通聚乙烯和其他工程塑料無法比擬的耐磨性、抗沖擊性、自潤滑性、耐腐蝕性、吸收沖擊能量、耐低溫、衛(wèi)生、無毒、不易粘連、吸水性小、密度大等綜合性能。事實上，沒有簡單的高分子材料具有如此多的優(yōu)異性能。

? High molecular weight polyethylene/PE/UHMWPE (usually only 20-300000 HDPE), with its excellent performance, is a thermoplastic engineering plastic with moderate price and good performance. It combines the advantages of various plastics and has almost unparalleled wear resistance, impact resistance, self-lubrication, corrosion resistance, absorption of impact energy, low temperature resistance, hygiene, non-toxic, and not easy to adhere compared to ordinary polyethylene and other engineering plastics Comprehensive properties such as low water absorption and high density. In fact, no simple polymer material has so many excellent properties.

超高分子量聚乙烯板突出優(yōu)異特性：

1、耐磨性高居各類純塑料，而且隨分子量的增大而提高;UHMWPE與鋼、銅配對時容易產(chǎn)生粘著磨損，對配偶件的磨損小。使用壽命高于鋼質(zhì)，耐磨性是炭鋼及不銹鋼的3～7倍;

2、自潤滑性很好，滾動摩擦系數(shù)在塑料中較低，可以在無潤滑下以滑動或轉(zhuǎn)動的形式工作，其潤滑性比鋼和銅在有潤滑油的情況下還要好!

3、具有很強的吸收沖擊能和摩擦消音的性能，有摩擦噪聲小的優(yōu)點;

4、沖擊強度列塑料，是現(xiàn)有塑料品種中較耐沖擊的一種，常溫沖擊強度可與聚碳酸酯PC媲美，而低溫沖擊強度甚至比聚碳酸酯PC還要好;其沖擊強度是ABS的8倍、PA66的10倍、POM的22倍、PBT的25倍!

5、耐疲勞性很好，耐疲勞強度大于50萬次;

6、分子量較大，但不飽和鍵很少，因此具有優(yōu)良的耐化學(xué)腐蝕性，能耐各類腐蝕性介質(zhì)，比如：酸、堿、鹽，也能耐各類有機溶劑;

7、耐環(huán)境應(yīng)力開裂的性能很好，是普通乙烯的200倍，抗應(yīng)力開裂時間高達(dá)4000小時;而且耐高溫蠕變性也非常好;UHMWPE的耐輻射性亦很好;

8、超耐熱性不高，熱變形溫度HD

9、電氣性能良好，較佳的電絕緣性和抗靜電性，體積電阻率>1015Ω.cm，介電強度為90kV/mm，介電常數(shù)2.3;

10、表面無吸附力，對任何材料都沒有粘結(jié)性，具有較低的吸水率(<0.01%);

11、具有良好的抗高能輻射性;

12、無毒、無味、無滲出物;

13、耐老化優(yōu)異的抗老化性能，在自然日照條件下，超高分子量聚乙烯的老化壽命為50年;

14、具有優(yōu)異的機械加工性能。

Ultra high molecular weight polyethylene sheet highlights excellent characteristics:
1. The wear resistance is higher than that of various pure plastics, and it increases with the increase of molecular weight; When UHMWPE is paired with steel and copper, it is prone to adhesive wear and has less wear on mating parts. The service life is higher than that of steel, and the wear resistance is 3-7 times that of carbon steel and stainless steel;
2. Good self-lubrication, low rolling friction coefficient in plastic, can work in the form of sliding or rotating without lubrication, and its lubricity is even better than that of steel and copper in the presence of lubricating oil!
3. Has strong absorption of impact energy and friction noise reduction performance, with the advantage of low friction noise;
4. Impact strength plastic is one of the more impact-resistant plastic varieties available, with room temperature impact strength comparable to polycarbonate PC, and low temperature impact strength even better than polycarbonate PC; Its impact strength is 8 times that of ABS, 10 times that of PA66, 22 times that of POM, and 25 times that of PBT!
5. Good fatigue resistance, with a fatigue strength greater than 500000 cycles;
6. With a large molecular weight but few unsaturated bonds, it has excellent resistance to chemical corrosion and can withstand various corrosive media, such as acids, alkalis, salts, and various organic solvents;
7. The performance of environmental stress cracking resistance is very good, 200 times that of ordinary ethylene, and the stress cracking resistance time can reach up to 4000 hours; And the high-temperature creep resistance is also very good; UHMWPE also has good radiation resistance;
8. Not high in super heat resistance, with a hot deformation temperature of HD
9. Good electrical performance, good electrical insulation and anti-static properties, volume resistivity>1015 Ω. cm, dielectric strength of 90kV/mm, dielectric constant of 2.3;
10. There is no adsorption force on the surface and no adhesion to any material, with a low water absorption rate (<0.01%);
11. Has good resistance to high-energy radiation;
12. Non toxic, odorless, and exudate free;
13. Excellent aging resistance. Under natural sunlight conditions, the aging life of UHMWPE is 50 years;
14. Has excellent mechanical processing performance.

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