高沖擊強度 的英文怎麼說
中文拼音 [gāochōngjīqiángdù]
高沖擊強度
英文
high impact-
Differential thermal analysis ( dsc ) indicates that acid - anhydride reacts with amidogen in nylon 11 to form chemical bond and boost up bonding strength of interface
Dsc分析表明,接枝物中的酸酐基團與尼龍11中的氨基發生反應,形成化學鍵,使得界面粘接力增強,從而使沖擊強度得到提高。The multi - work condition declivitous impact testing system was introduced which has variable impacting angle, rigidity, and length of stroke, and has elastic booster to increase impacting intensity
摘要論述了多工況斜面沖擊試驗新系統,具有碰撞角度和壁障剛度可調,斜面沖程和沖擊角度可選,並裝有彈性助力系統以提高沖擊強度等特點。With the filling of diabase, the mechanical properties of the composite increased first and then decreased with a top tensile strength of 56. 5mpa and a top impact strength of 70. 1mpa. these illuminated that the diabase fiber reinforced pvc composites could be used as structure materials
復合材料的力學性能隨著輝綠巖的增加先升后降,復合材料拉伸強度最高可達56 . 5mpa ,復合材料沖擊強度最高可達70 . 1mpa ,說明輝綠巖纖維增強pvc復合材料作結構材料使用。The compact fiber core layer make the sections very tough and firm, the lengthways bend intensity and compact intensity is higher than common rolled steel
緻密的纖維芯層使得型材非常堅韌牢固,其縱向彎曲強和沖擊強度的絕對值已高於普通鋼材。Znd2180 complete crystal shape, perfect cubic octahedron, good diaphaneity, high impact strength and thermal stability, suitable for high grade cutting, drilling, and grinding tools
Znd2180晶體完整,具有完整的立方八面體,透明度好,高的抗沖擊強度和熱穩定性。適用於高檔次切割工具、鉆頭、碾磨工具。The studies indicate that different content of pyrophyllite and dolomite can cause the following three cases : ( 1 ) making the refractory point decrease linearly and, to some extent, influencing the microstructure and properties of sintered body ; ( 2 ) acceleratingmullite formation during sintering, reducing thermal expansion coefficient of bond, reinforcing the matching nature and improving the flexural strength and shock strength ; ( 3 ) preventing sic grinding tool from generating black core, expanding suitable sintering temperature range of sic grinding tool
同時,也不同程度地影響了磨具燒結體的微觀結構和性能; ( 2 )可促進在燒結過程中莫來石的形成,降低結合劑的熱膨脹系數,加強了結合劑與磨料的匹配性,提高了磨具的抗折強度和抗沖擊強度; ( 3 )在一定溫度范圍內還可防止碳化硅磨具出現黑心現象,拓寬了碳化硅磨具的燒結溫度適應范圍。Experiments show the optimum content of pyrophyllite and dolomite is 30 % ; in contrast to original bond, the refractory point of bond is reduced by 55, the average coefficient of thermal expansion is reduced by 30 % and flexural strength and shock strength of grinding tool are increased by 27 % and 22 % respectively
通過實驗發現:葉蠟石和白雲石最佳含量為30 % ,與原結合劑相比,結合劑耐火度降低了55 ,平均熱膨脹系數降低了30 % ,磨具抗折強度提高了27 % ,磨具抗沖擊強度提高了22 % 。The results from x - ray diffraction demonstrated that pp / mmtome was a fully intercalated nanocomposite, pp / mmtom and pp / ommt were partly intercalated nanocomposites, but the intercalation effect of pp / mmtom nanocomposite was better ; the crystallization characteristics of pure pp and pp / mmt nanocomposites were investigated by dsc, waxd and pom. the result of these testing showed that mmt nano - layers acted as nucleating agents for the crystallization of pp, the addition of mmt had effect on the crystallization process, leading the increasing of crystallization temperature crystallization rate and crystallinity, but also the dimension of spherulite reduced. but the formation of pp crystal did n ' t change, the formation of pp crystal in three pp / mmt nanocomposites and pure pp were a - form on the whole ; influences of three sorts of mmt on mechanical properties of pp / mmt nanocomposites were studied, as a result, the addition of mmt comprehensively improved mechanical properties of pp : notched impact strength, tensile strength and flexural properties were all increasing, but the extent of increasing were n ' t large
通過xrd分析比較這三種pp mmt納米復合材料微觀結構得到, pp mmt _ ( ome )屬于完全插層, pp mmt _ ( om )與pp ommt的插層程度相近,但是pp mmt _ ( om )相對較好;通過對純pp和三種pp mmt納米復合材料的結晶性能研究發現,蒙脫土納米片層對pp結晶產生明顯的異相成核作用,結晶能力增強,使pp的結晶溫度和結晶速率提高,結晶度增加,球晶晶粒細化,但是沒有改變pp的結晶形態,三種pp mmt納米復合材料的結晶形態都屬于晶;通過對pp mmt納米復合材料的力學性能測試得知,蒙脫土的加入全面提高了pp的力學性能,缺口沖擊強度、拉伸強度和彎曲性能都有一定程度的提高,浙江{ _業大學碩十學位論文摘要但是提高幅度都不是很大,不過ommt 、 mmtom和mmtc ) me三種蒙脫土對pp力學性能有著不同的改性作用,其中pp / mmtom最好, pp月邊mto崛次之, pp / ommt最低,這種情況主要是由蒙脫土對pp結晶性能的影響和蒙脫土的納米改性作用造成的。While the use of antistatic agents make the bending property of the specimens even worse, compared with that of the normal specimens
採用偶聯劑kh - 570對玻璃纖維布進行表面處理,可使frp的彎曲強度恢復到改性前的水平,並使其沖擊強度提高。Complete crystal shape, good diaphaneity, high compact strength and thermal stability. suitable for cutting, drilling and grinding tools
晶體完整,透明度好,具有高的抗沖擊強度和熱穩定性。適用於高檔次切割工具、鉆頭、碾磨工具。Ghg - electrical grade activated silica powder is produced by way of mingling on the basis of electrical grade silica powder. it has activt effect on surface & make silica powder mingled with resin, raise cohesive force between resin & silica powder, raise the water - resestance on the sunface and the compressive strength of pour object, reduce sediment, gradation & split, increase filler of silica powder, and replaced inpoted products on the producing line of imported dry type transfomer & high tension mutual induc tance equiment, it has been the best pouring insulate materual in electrical trade
電工級活性硅微粉是在電工級硅微粉的基礎上進行偶聯化處理而製成,具有表面活性作用,能使用硅微粉與樹脂發生交聯,提高樹脂與硅微粉的粘結力和界面增水性,提高澆注體抗沖擊強度,減少沉澱、分層、開裂現象,增加硅微粉的填充量,在引進的乾式變壓器、高壓互感器生產線上已成功地代替了進口產品,成為電工行業理想的環氧澆注絕緣材料。Compared with pure pmma, the thermal and mechanical properties of the nanocomposites are obviously improved at a very small amount of mmt ( ommt ) loading. the tgs of the composites via different methods are improved by 10 ~ 26 ?, the decomposition temperatures at weight loss of 5wt % are increased by 42 ~ 99 ?. in the bulk system, tensile strength, tensile modulus and impact strength are improved by 32. 2 %, 60. 3 % and 68. 6 %, respectively, without the loss of light transmittance
相對于純pmma體系,懸浮法、乳液法及本體法復合材料的t _ g值提高了10 26 ;后兩種復合材料熱失重5wt的溫度提高了42 99 ;而本體法復合材料的拉伸強度、拉伸模量及沖擊強度值最大分別提高了32 . 2 、 60 . 3和68 . 6 ,而透光性能基本未受影響。Test results show that that the breakcown voltage and heat distortion temperature the encapsulating materials of epoxy resin with hgh are famously improved, but the the addition of hgh, the viscosities of the epoxy resin - hgh system is higher compared with that of the others and the encapsulating process is effected. nano - sio2 improves the mechanical properties of encapsulating materials of epoxy resin, impact strength reaches 27. 64kj / m2 from 13. 95 kj / m2, flexural strength reaches 136. 68mpa from64. 95 mpa. by addition of the montmorillonite, glass transition temperature and heat distortion temperature of the encapsulating materials are 13. 2 and 16 higher than that of epoxy re
結果表明,活性硅微粉對環氧灌封材料的熱變形溫度和電學性能提高較為顯著,尤其在浸水后,電學性能降低幅度很小,西北工業大學碩士學位論文但活性硅微粉用量較大,材料的工藝性能明顯降低;納米5102對環氧灌封材料具有顯著的增強和增韌作用,沖擊強度、彎曲強度由原來的13 . 95kj / mz和64 . 95mpa分別提高到27 . 64kjzm2和136 . 68mpa 。( 2 ) the results of impact experiments show that impact strength of pf is improved and improvement lever is related to wpu ; but effect of carboxyl - terminated pu - prepolymer is better, that is to say the interpenetrating networks have priority at toughening of thermosetting resin
( 2 )沖擊實驗結果表明二種pu預聚物均能提高pf的沖擊強度,增韌效果與pu質量分數wpu有關;而端羧基pu能使復合物沖擊強度達到的最大值比端羥基pu稍大。This product has good - looking appearance, stable friction coefficient, low wear rate, and high mechanical impact strength, anti - rotary violence resistance strength, especially under high temperature has good anti - wear properties and stability in use
該產品具有外觀美好,摩擦系數穩定,磨損率低及較高的抗機械沖擊強度,抗回轉暴烈強度等特點.特別在高溫穩定性和耐磨方面具有很好的使用特性Second, many mechanical properties are tested, for example, tensile strength and tensile modulus, flexural strength and flextural modulus and impact strength. by the analysis of the tensile stress - strain curves and the flexural stress - strain curves, the results are as follows : 1 ) the voluminal content of fibre of composite making by vacuum assistant resin injection is more than other composites. 2 ) the mechanical properties of the needlepunching nonwoven fabric reinforced polymer composite are superior to these of the calendering nonwoven fabric reinforced polymer composite
首先,採用不同的增強材料(針刺非織造布和熱軋非織造布) 、不同的基體材料( 961樹脂和306樹脂)和不同的成型工藝方法(手糊法、真空袋法和真空輔助成型法)製造出了一系列非織造布增強復合材料,然後對它們的拉伸強度、拉仲彈性模量、彎曲強度、彎曲彈性模量和沖擊強度等力學性能進行了測試,並分析了它們的拉伸載荷? ?位移曲線和彎曲載荷? ?位移曲線,結果表明真空輔助成型工藝能大大提高纖維的體積含量;針刺非織造布增強復合材料各項力學性能優于熱軋非織造布增強復合材料。The properties of product : may replace copper, the pakistan alloy and so on the nobie metal, has the fine self lubrication, the high anti - impact intensity and the bending strength, saves the spouse, the comprehensive cost low status merit, the rub proofness is copper2 - 3time, is hard4 - 6time
產品性能:可代替銅、巴氏合金等貴重金屬,具有優良的自潤滑性,高耐磨性、耐腐蝕性、高抗沖擊強度和彎曲強度,節省配偶件,綜合成本低等優點,耐磨程度是銅的2 - 3倍,是鐵的4 - 6倍。Based on the characteristics of silicon whisker, the research on the modification of pa6 by silicon whisker sio2 - jx was made, and the result showed that the tensile strength, impact strength, brinell hardness, and heat resistance increased with the increase of the content of the whisker ; sio2 - jx could replace short glass fiber in the modification of pa6, improving the heat distortion temperature, removing the appearance of glass fiber, reducing shrinkage and the cost
摘要利用晶須矽纖維狀的特性,對其填充于龍玻纖改性進行研究,結果表明,隨晶須用量的增加,材料的拉伸強度、沖擊強度,布氏硬度、耐熱溫度均得到提高;晶須矽可取代短玻纖使用,提高熱變形溫度、消除玻纖外露,降低收縮率及生產成本等。( 3 ) in present paper, pan mill type equipment is developed to make fine or ultra - fine waste rubber powder and polypropylene / waste tire rubber composite powder at ambient temperature
Pp wtr復合材料斷面形貌和dmta研究結果表明,共碾磨能促進膠粉在pp基體中的分散性,提高材料的阻尼因子和抗沖擊強度。The crystal is applied to the papermaking that can raise whiteness and non - transparency, remains - proportion of the crystal is higher than the usual light calcium carbonate. as for plastics, it can improve impact strength in the plastics, its inhibiting - burning capability is advancing bigger than the common inhibiting - burning material of magnesium hydroxide. concerning the thermo tropic adhesives, the physical property of compound - packing is higher than the one of single - packing, namely remover strength, softening point, hardness, climate tolerance and the speed of consolidation are high
晶須作為造紙填料,可使紙張的白度和不透明度提高,留著率比造紙常用填料輕質碳酸鈣高;用作塑料填料,可使塑料的沖擊強度提高,阻燃性能比常用阻燃材料氫氧化鎂有較大的提高;添加到熱熔型膠粘劑中,與輕質碳酸鈣混合使用可明顯提高熱熔膠的剝離強度、軟化點、硬度、耐侯性以及固化速度。分享友人