[{"data":1,"prerenderedAt":911},["ShallowReactive",2],{"blog-pp-sheet-technical-parameters":3,"related-blog-pp-sheet-technical-parameters":856},{"id":4,"title":5,"body":6,"category":846,"dateModified":847,"datePublished":847,"description":848,"extension":849,"meta":850,"navigation":851,"path":852,"seo":853,"stem":854,"__hash__":855},"blog\u002Fblog\u002Fpp-sheet-technical-parameters.md","PP板技术参数全解析：密度、强度、耐温、耐腐蚀一文读懂",{"type":7,"value":8,"toc":824},"minimark",[9,13,17,20,27,30,34,266,268,272,277,280,296,305,309,312,324,332,336,339,352,362,370,378,382,385,396,400,406,414,418,421,487,489,493,497,566,570,578,582,643,645,649,655,780,785,787,791,794,822],[10,11,12],"h2",{"id":12},"前言",[14,15,16],"p",{},"\"PP板密度0.91和0.93有什么区别？拉伸强度29MPa够不够用？维卡软化点155°C是什么概念？\"",[14,18,19],{},"如果你是第一次采购PP板，面对一长串技术参数——密度、拉伸强度、冲击强度、维卡温度、弯曲模量、加热尺寸变化率——很可能不知道哪些是关键指标，哪些是\"看着就好\"的参数。",[14,21,22,23],{},"这篇文章用一诚PP板的实测数据，逐项解读每个参数的含义、行业对比和实际选材意义。",[24,25,26],"strong",{},"所有数据均来自FQM第三方检测报告和中石化茂名K8003原料质检单。",[28,29],"hr",{},[10,31,33],{"id":32},"一速查表一诚pp板核心参数一览","一、速查表：一诚PP板核心参数一览",[35,36,37,59],"table",{},[38,39,40],"thead",{},[41,42,43,47,50,53,56],"tr",{},[44,45,46],"th",{},"参数",[44,48,49],{},"A板实测值",[44,51,52],{},"AB板实测值",[44,54,55],{},"国标\u002F行业标准",[44,57,58],{},"解读",[60,61,62,82,102,122,142,160,178,196,214,232,249],"tbody",{},[41,63,64,70,73,76,79],{},[65,66,67],"td",{},[24,68,69],{},"密度",[65,71,72],{},"0.91 g\u002Fcm³",[65,74,75],{},"0.93 g\u002Fcm³",[65,77,78],{},"—",[65,80,81],{},"A板纯新料，AB板含回收料",[41,83,84,89,92,94,97],{},[65,85,86],{},[24,87,88],{},"拉伸屈服强度",[65,90,91],{},"29.3\u002F28.6 MPa",[65,93,78],{},[65,95,96],{},"≥21 MPa",[65,98,99],{},[24,100,101],{},"超国标39%",[41,103,104,109,112,114,117],{},[65,105,106],{},[24,107,108],{},"简支梁冲击强度（原料）",[65,110,111],{},"68 kJ\u002Fm²",[65,113,78],{},[65,115,116],{},"≥35 kJ\u002Fm²",[65,118,119],{},[24,120,121],{},"超国标94%",[41,123,124,129,132,134,137],{},[65,125,126],{},[24,127,128],{},"简支梁冲击强度（成品）",[65,130,131],{},"11.8\u002F12.2 kJ\u002Fm²",[65,133,78],{},[65,135,136],{},"≥8.0 kJ\u002Fm²",[65,138,139],{},[24,140,141],{},"超国标47%",[41,143,144,149,152,154,157],{},[65,145,146],{},[24,147,148],{},"维卡软化点",[65,150,151],{},"155°C",[65,153,78],{},[65,155,156],{},"≥145°C",[65,158,159],{},"高于标准10°C",[41,161,162,167,170,172,175],{},[65,163,164],{},[24,165,166],{},"弯曲模量（原料）",[65,168,169],{},"1100 MPa",[65,171,78],{},[65,173,174],{},"≥900 MPa",[65,176,177],{},"刚性优异",[41,179,180,185,188,190,193],{},[65,181,182],{},[24,183,184],{},"负荷变形温度（原料）",[65,186,187],{},"91°C",[65,189,78],{},[65,191,192],{},"≥60°C",[65,194,195],{},"耐热余量大",[41,197,198,203,206,208,211],{},[65,199,200],{},[24,201,202],{},"加热尺寸变化率",[65,204,205],{},"-0.8%\u002F-0.5%",[65,207,78],{},[65,209,210],{},"±3.0%",[65,212,213],{},"远优于国标",[41,215,216,221,224,226,229],{},[65,217,218],{},[24,219,220],{},"熔体流动速率（原料）",[65,222,223],{},"2.43 g\u002F10min",[65,225,78],{},[65,227,228],{},"1.80~3.20",[65,230,231],{},"适中，加工性好",[41,233,234,239,242,244,246],{},[65,235,236],{},[24,237,238],{},"阻燃等级（阻燃版）",[65,240,241],{},"V-1级",[65,243,78],{},[65,245,78],{},[65,247,248],{},"高于常规V-2",[41,250,251,256,259,261,263],{},[65,252,253],{},[24,254,255],{},"耐腐蚀（四酸一碱）",[65,257,258],{},"全部合格",[65,260,78],{},[65,262,78],{},[65,264,265],{},"盐酸\u002F硫酸\u002F硝酸\u002F氢氧化钠等",[28,267],{},[10,269,271],{"id":270},"二逐项解读每个参数到底代表什么","二、逐项解读：每个参数到底代表什么？",[273,274,276],"h3",{"id":275},"_21-密度091-vs-093-gcm","2.1 密度（0.91 vs 0.93 g\u002Fcm³）",[14,278,279],{},"密度是区分A板和AB板的最直观指标：",[281,282,283,290],"ul",{},[284,285,286,289],"li",{},[24,287,288],{},"A板密度0.91","：采用100%纯新料（中石化茂名K8003共聚PP），不添加回收料。密度越接近纯PP的理论值0.90，说明纯度越高。",[284,291,292,295],{},[24,293,294],{},"AB板密度0.93","：新料与回收料混合生产。密度略高是因为回收料中含有填充料和杂质。",[297,298,299],"blockquote",{},[14,300,301,304],{},[24,302,303],{},"选材建议","：电镀槽、化工储罐等对耐腐蚀要求严格的场景，必选A板。一般隔板、垫板等非承压场景，AB板性价比更高。",[273,306,308],{"id":307},"_22-拉伸屈服强度293-mpa","2.2 拉伸屈服强度（29.3 MPa）",[14,310,311],{},"拉伸强度衡量的是板材在受到拉力时能承受的最大应力。29.3 MPa（纵）\u002F 28.6 MPa（横）意味着：",[281,313,314,317],{},[284,315,316],{},"纵向和横向强度基本一致——板材各向同性好，不会出现\"某个方向容易裂\"",[284,318,319,320,323],{},"比国标最低要求（21 MPa）高出",[24,321,322],{},"39%","——即使做大尺寸槽体，结构强度也有保障",[297,325,326],{},[14,327,328,331],{},[24,329,330],{},"直观理解","：1 MPa ≈ 10公斤力\u002F平方厘米。29.3 MPa意味着每平方厘米截面能承受约293公斤的拉力。",[273,333,335],{"id":334},"_23-简支梁冲击强度最关键的韧性指标","2.3 简支梁冲击强度——最关键的韧性指标",[14,337,338],{},"冲击强度分为两个层面看：",[14,340,341,344,345,347,348,351],{},[24,342,343],{},"原料端","：K8003原料的简支梁缺口冲击强度为 ",[24,346,111],{},"，而国标要求仅≥35 kJ\u002Fm²——",[24,349,350],{},"实测值几乎是国标的2倍（超出94%）","。这说明从原料起就锁定了高韧性。",[14,353,354,357,358,361],{},[24,355,356],{},"成品端","：挤出成板后，冲击强度为11.8\u002F12.2 kJ\u002Fm²（纵\u002F横），比国标≥8.0 kJ\u002Fm²高出",[24,359,360],{},"47%","。",[297,363,364],{},[14,365,366,369],{},[24,367,368],{},"为什么原料68变成成品12？"," 这不是\"衰减\"，而是测试方法和试样形态不同——原料测试的是注塑标准样条，成品测试的是从板材上裁切的试样。成品数据才是你在实际使用中能依赖的数值。",[297,371,372],{},[14,373,374,377],{},[24,375,376],{},"采购要点","：冲击强度是区分新料板和回收料板的最核心指标。回收料PP板的冲击强度通常只有新料的30~50%，肉眼难分辨，但用起来半年见分晓。",[273,379,381],{"id":380},"_24-维卡软化点155c","2.4 维卡软化点（155°C）",[14,383,384],{},"维卡软化点是衡量塑料耐热性的标准方法——在特定载荷下，一根针头刺入试样1mm深度时的温度。155°C意味着：",[281,386,387,390,393],{},[284,388,389],{},"PP板在155°C才开始明显软化，正常使用温度可安全覆盖-20°C到100°C",[284,391,392],{},"电镀化学镍（85~95°C）、热液处理槽、蒸汽消毒等高温场景都有充足的温度余量",[284,394,395],{},"对比：PVC板的工作温度上限仅约50°C，完全无法用于高温工况",[273,397,399],{"id":398},"_25-加热尺寸变化率-08-05","2.5 加热尺寸变化率（-0.8%\u002F-0.5%）",[14,401,402,403,405],{},"这个参数常被忽略，但对电镀槽、化工储罐这种大尺寸结构件极其重要。国标要求加热后尺寸变化在±3.0%以内就算合格，一诚PP板的实测值仅 ",[24,404,205],{},"——远优于标准。",[297,407,408],{},[14,409,410,413],{},[24,411,412],{},"实际意义","：一块2m长的PP板在长期热运行后，收缩量仅约16mm（0.8%），而不是国标允许的最坏情况60mm（3%）。对于需要精确拼装的槽体和设备，尺寸稳定性直接决定安装精度和密封效果。",[273,415,417],{"id":416},"_26-耐腐蚀四酸一碱全合格","2.6 耐腐蚀（四酸一碱全合格）",[14,419,420],{},"FQM检测报告（编号 G25-WT10916）中对PP板进行了全面的耐化学腐蚀测试，覆盖电镀和化工最常见的五种腐蚀介质：",[35,422,423,436],{},[38,424,425],{},[41,426,427,430,433],{},[44,428,429],{},"介质",[44,431,432],{},"浓度",[44,434,435],{},"结果",[60,437,438,449,458,467,476],{},[41,439,440,443,446],{},[65,441,442],{},"盐酸（HCl）",[65,444,445],{},"30%",[65,447,448],{},"✅ 无颜色变化、无腐蚀",[41,450,451,454,456],{},[65,452,453],{},"硫酸（H₂SO₄）",[65,455,445],{},[65,457,448],{},[41,459,460,463,465],{},[65,461,462],{},"硝酸（HNO₃）",[65,464,445],{},[65,466,448],{},[41,468,469,472,474],{},[65,470,471],{},"氢氧化钠（NaOH）",[65,473,445],{},[65,475,448],{},[41,477,478,481,484],{},[65,479,480],{},"耐碱性",[65,482,483],{},"标准",[65,485,486],{},"✅ 合格",[28,488],{},[10,490,492],{"id":491},"三规格尺寸完整表","三、规格尺寸完整表",[273,494,496],{"id":495},"_31-常规规格自产","3.1 常规规格（自产）",[35,498,499,508],{},[38,500,501],{},[41,502,503,505],{},[44,504,46],{},[44,506,507],{},"数值",[60,509,510,518,530,542,550,558],{},[41,511,512,515],{},[65,513,514],{},"常规尺寸",[65,516,517],{},"1220×2440mm \u002F 1000×2000mm \u002F 1500×3000mm",[41,519,520,525],{},[65,521,522],{},[24,523,524],{},"最大宽度",[65,526,527],{},[24,528,529],{},"2600mm",[41,531,532,537],{},[65,533,534],{},[24,535,536],{},"理论最大长度",[65,538,539],{},[24,540,541],{},"20m",[41,543,544,547],{},[65,545,546],{},"常规厚度",[65,548,549],{},"3 \u002F 4 \u002F 5 \u002F 6 \u002F 8 \u002F 10 \u002F 12 \u002F 15 \u002F 20mm",[41,551,552,555],{},[65,553,554],{},"调货厚度",[65,556,557],{},"2 \u002F 30 \u002F 40 \u002F 50 \u002F 60mm",[41,559,560,563],{},[65,561,562],{},"颜色",[65,564,565],{},"白色（本色）、米黄色、黑色、蓝色",[273,567,569],{"id":568},"_32-厚度公差","3.2 厚度公差",[14,571,572,573,577],{},"PP板常规厚度（3",[574,575,576],"del",{},"20mm）为自产，公差控制在±0.2","0.5mm。超厚板（30~60mm）为调货，需根据具体厚度确认公差。",[273,579,581],{"id":580},"_33-容重参考","3.3 容重参考",[35,583,584,597],{},[38,585,586],{},[41,587,588,591,594],{},[44,589,590],{},"厚度",[44,592,593],{},"A板（密度0.91）每张重量",[44,595,596],{},"AB板（密度0.93）每张重量",[60,598,599,610,621,632],{},[41,600,601,604,607],{},[65,602,603],{},"5mm (1.22×2.44m)",[65,605,606],{},"≈13.5 kg",[65,608,609],{},"≈13.8 kg",[41,611,612,615,618],{},[65,613,614],{},"10mm (1.22×2.44m)",[65,616,617],{},"≈27.1 kg",[65,619,620],{},"≈27.7 kg",[41,622,623,626,629],{},[65,624,625],{},"15mm (1.22×2.44m)",[65,627,628],{},"≈40.6 kg",[65,630,631],{},"≈41.5 kg",[41,633,634,637,640],{},[65,635,636],{},"20mm (1.22×2.44m)",[65,638,639],{},"≈54.1 kg",[65,641,642],{},"≈55.3 kg",[28,644],{},[10,646,648],{"id":647},"四k8003原料品质的源头","四、K8003原料——品质的源头",[14,650,651,652,361],{},"很多采购只关注成品参数，但PP板的品质从原料就已经决定了。一诚PP板全部采用",[24,653,654],{},"中石化茂名分公司K8003高抗冲共聚聚丙烯（优等品）",[35,656,657,673],{},[38,658,659],{},[41,660,661,664,667,670],{},[44,662,663],{},"K8003关键指标",[44,665,666],{},"实测值",[44,668,669],{},"质量指标",[44,671,672],{},"判定",[60,674,675,689,702,714,727,743,755,767],{},[41,676,677,680,683,686],{},[65,678,679],{},"黑粒",[65,681,682],{},"0 个\u002Fkg",[65,684,685],{},"≤0",[65,687,688],{},"优等品",[41,690,691,694,696,699],{},[65,692,693],{},"色粒",[65,695,682],{},[65,697,698],{},"≤20",[65,700,701],{},"远超标准",[41,703,704,707,709,711],{},[65,705,706],{},"熔体流动速率",[65,708,223],{},[65,710,228],{},[65,712,713],{},"合格",[41,715,716,719,722,725],{},[65,717,718],{},"拉伸屈服应力",[65,720,721],{},"24.0 MPa",[65,723,724],{},"≥20.0",[65,726,713],{},[41,728,729,734,738,741],{},[65,730,731],{},[24,732,733],{},"简支梁冲击强度",[65,735,736],{},[24,737,111],{},[65,739,740],{},"≥35",[65,742,121],{},[41,744,745,748,750,753],{},[65,746,747],{},"弯曲模量",[65,749,169],{},[65,751,752],{},"≥900",[65,754,713],{},[41,756,757,760,762,765],{},[65,758,759],{},"负荷变形温度",[65,761,187],{},[65,763,764],{},"≥60",[65,766,713],{},[41,768,769,772,775,778],{},[65,770,771],{},"洛氏硬度",[65,773,774],{},"80",[65,776,777],{},"≥70",[65,779,713],{},[297,781,782],{},[14,783,784],{},"K8003是专门为高抗冲应用场景开发的共聚PP牌号，相比通用PP（如T30S）冲击强度高出50%以上，是工业板材的理想原料。",[28,786],{},[10,788,790],{"id":789},"五参数速记口诀","五、参数速记口诀",[14,792,793],{},"不需要记住所有数字，记住核心五条就够了：",[795,796,797,802,807,812,817],"ol",{},[284,798,799],{},[24,800,801],{},"密度看0.91——纯新料A板，焊接和耐腐蚀首选",[284,803,804],{},[24,805,806],{},"强度看29+39——拉伸29.3MPa，超国标39%",[284,808,809],{},[24,810,811],{},"韧性看68\u002F12——原料68 kJ\u002Fm²（超94%），成品12 kJ\u002Fm²（超47%）",[284,813,814],{},[24,815,816],{},"耐温看155+0.8%——维卡155°C，热变形率仅0.8%",[284,818,819],{},[24,820,821],{},"腐蚀看四酸一碱——盐酸硫酸硝酸氢氧化钠全合格",[28,823],{},{"title":825,"searchDepth":826,"depth":826,"links":827},"",2,[828,829,830,839,844,845],{"id":12,"depth":826,"text":12},{"id":32,"depth":826,"text":33},{"id":270,"depth":826,"text":271,"children":831},[832,834,835,836,837,838],{"id":275,"depth":833,"text":276},3,{"id":307,"depth":833,"text":308},{"id":334,"depth":833,"text":335},{"id":380,"depth":833,"text":381},{"id":398,"depth":833,"text":399},{"id":416,"depth":833,"text":417},{"id":491,"depth":826,"text":492,"children":840},[841,842,843],{"id":495,"depth":833,"text":496},{"id":568,"depth":833,"text":569},{"id":580,"depth":833,"text":581},{"id":647,"depth":826,"text":648},{"id":789,"depth":826,"text":790},"技术参数","2026-07-29","PP板密度0.91意味着什么？拉伸强度29MPa够不够用？维卡软化点155°C是什么概念？用FQM实测数据逐项解读每个参数。","md",{},true,"\u002Fblog\u002Fpp-sheet-technical-parameters",{"title":5,"description":848},"blog\u002Fpp-sheet-technical-parameters","wTkyB7L_vEytUMnxeFCzZfVfarLGbK9hvfnixEkUf2o",[857,862,866,871,876,880,884,888,893,897,902,906],{"title":858,"description":859,"category":860,"path":861},"水产养殖用塑料隔板选材指南：防水防霉、无毒、可定制","水产养殖隔板选材全攻略。PP板密度0.91会浮水怎么解决？虾塘防逃、鱼塘分格、龟箱底板、焊接养殖池——每种场景的固定方案。","行业应用","\u002Fblog\u002Faquaculture-plastic-board-guide",{"title":863,"description":864,"category":860,"path":865},"电镀槽PP板选材指南：从材料性能到采购避坑的完整手册","电镀车间是腐蚀+湿度+化学品+电气四重极端工况。选错槽体内衬材料可能半年开裂渗漏。从原料、检测、焊接到采购避坑，一文讲透电镀槽PP板选材。","\u002Fblog\u002Felectroplating-pp-sheet-guide",{"title":867,"description":868,"category":869,"path":870},"食品级PP板做家用砧板靠谱吗？检测数据 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