吸水厚度膨胀率

E1级中/高密度纤维板吸水厚度膨胀率偏高的原因及其解决方案

Study on the Reason for High Thickness Swelling of E_1 MDF / HDF and its Solutions

随着PP含量的增加，吸水厚度膨胀率（TS）呈下降趋势。

Thickness swelling ( TS ) decreased with increasing of PP content .

通过对产品静曲强度、弹性模量、内结合强度和2h吸水厚度膨胀率的检测和分析，优化出最佳的生产工艺。

According to the detecting and analysis the MOR 、 MOE 、 IB and 2h TS of the composite board , optimize the best producing technology .

在一定量范围内，随着乳化石蜡施加量、UF施加量和密度的增加，MDF的吸水厚度膨胀率减小、内结合强度增大。

Within a certain range , as the amount of emulsion wax and glue and density increased , the TS decreased and the internal bonding strength ( IB ) increased .

主要研究了不同水泥添加量对异氰酸脂（MDI）、脲醛树脂（UF）稻草碎料板性能的影响，尤其是对板材吸水厚度膨胀率的影响。

The influence of different added quantity concrete on the properties of the straw-particleboard made with MDI resin or UF resin was mainly studied , especially to the influence on TS of the board .

结果表明，灰木比、添加剂的种类对水泥刨花板的静曲强度（MOR）、弹性模量（MOE）、平面抗拉强度、回弹率和吸水厚度膨胀率都有显著的影响。

The result showed that cement / wood ratio and additive had evident effect on MOR , MOE , strength of extension , resilience rate and thickness expansion of cement bounded particle board .

施胶量为10%，麦秆与木材混合比为75：25（重量比）时，所制成的混合纤维中密度板除24小时吸水厚度膨胀率外，其它各项指标均达到GB／T11718-1999优质板的要求。

When the UF resin addition was 10 % , and the ration of wheat straw fiber to wood fiber was 75:25 ( weight percentage ), the mechanical properties of mixed-fiber MDF , except the 24h thickness swelling , could meet the requirement of GB / T 11718-1999 .

板的吸水厚度膨胀率（TS）缩小33%；在相同施胶量下，板的内结合强度（IB）提高约15%，同时甲醛释放量降低约24%；

Some physical and mechanical properties of the boards could be improved : the thickness swelling ( TS ) was decreased by 33 % , the internal bond strength ( IB ) increased about 15 % , formaldehyde emission of the board was reduced by 24 % .

检测条件对人造板吸水厚度膨胀率测定结果的影响

Influence of Testing Condition on Thickness Swelling Rate for Wood-based Panels

小叶桉中密度纤维板吸水厚度膨胀率检验方法的研究

Research on Thickness Swelling Test Methed of Long-Beak Eucalyptus MDF

能降低板材的吸水厚度膨胀率。

H ty of the hygroscopic thickness for the plates could be reduced .

施胶量增加，板材的各种物理力学性能都会提高，尤其对吸水厚度膨胀率影响最为显著。

As application of glue increased , all physical-mechanical properties increased , especially for TS.

单宁胶刨花板含水率及浸水时间对吸水厚度膨胀率的影响

Influence of Moisture Content and Water Soaking Time of Tannin Resin Bonded Particleboard on Thickness Swelling

新版国标强化木地板吸水厚度膨胀率的检测解析

Discussion on the National Standard Testing Methods Used to Determine Thickness Swelling for Laminate Flooring Products

新旧标准中吸水厚度膨胀率实验方法比对研究

A Comparative Study of Testing Methods of Thickness Expansion Rate of Water Absorbing between Past and Present National Standards

加工方式仅对原竹结构复合板的静曲强度和吸水厚度膨胀率有显著影响。

And the processing ways had a significant impact on MOR and thickness swelling rate of the composite boards .

热压模压温度和热压模压时间对板材吸水厚度膨胀率有较显著影响。

Hot-pressing temperature and time parameters had visible affected on thickness expansion rate of water absorbing ( TS ) of the panels .

在蔗髓含量高于20%以上时，蔗髓的含量增加使板材静曲强度明显下降，而对吸水厚度膨胀率无影响；

Above 20 % of pith ratio , MOR decreases remarkably but TS is not affected by the increase of pith ratio .

通过详细的研究表明，密度、施胶量和施蜡量是影响稻草刨花板各主要性能的重要因素，刨花的含水率主要影响吸水厚度膨胀率；

The research showed that hard density , resin consumption and wax consumption were the most affecting factors , and the moisture content of particles affected mainly the thickness swell .

如果热压温度保持在237℃不变，当热压时间从8分钟增加到12分钟时，2小时水煮吸水厚度膨胀率从18.5%降低到10.2%。

When the pressing temperature remains constant at 237 ℃, with pressing time increasing from 8-12 rain . the swelling rate of two hour-boiling test decreases form 18.5 % to 10.2 % .

研究了恒温恒湿处理和浸渍温度对人造板吸水厚度膨胀率检测结果的影响。

The influence of a constant temperature and humidity treatment , as well as soaking temperature on thickness swelling ( TS ) rates for wood-based panels , was investigated in this paper .

可以得出结论，随着红麻粉末目数的增加，红麻秆无胶碎料板的内结合强度以及吸水厚度膨胀率性能都有了很大的改善。

The experimental results showed that with the increase of kenaf powder mesh size , the internal bond strength and thickness swelling properties of kenaf core binderless particleboard have been greatly improved .

随着热压时间增加或热压温度升高或胶合板密度的升高，马尾松胶合板的吸水厚度膨胀率逐渐降低。

The thicker the veneer is , the more the glue spread is . ( 5 ) The water absorption thickness swelling decreases with the increase of the hot-press time , temperature or plywood density .

结果表明：随着聚氯乙烯废料加入量的增加，复合刨花板的静曲强度，弹性模量以及内结合强度均降低；吸水厚度膨胀率减小；

The results showed that modulus of rupture ( MOR ), modulus of elasticity ( MOE ), internal bond strength ( IB ) and thickness swelling ( TS ) were all decreased with increasing of D PVC content .

脱脂处理后，马尾松单板气干密度变异系数减小，但气干密度几乎没有变化；吸水厚度膨胀率和吸水率较大；弹性模量剧减，静曲强度变化不大。

After degreasing , gas dry density coefficient variation of Pinus Massoniana veneer decreased , but air dry density value almost had no change ; Thickness swelling rate and water absorption rate were bigger ; MOE decimated , MOR changed rarely .

在漆酶作用体系下，添加酶法絮凝废水析出的沉淀物，纤维板的内结合强度比空白样提高了71.05%，吸水厚度膨胀率比空白样降低了75.9%。

Through the catalysis of the laccase , the precipitated lignin from enzymatic treatment of wastewater has good enhancement effect on fiberboard . The internal bond increased by 71.05 % . Thickness swelling decreased by 75.9 % as compared with the blank sample .

结果表明：在一年生植物纤维复合板热压前加入GM&1防水剂，可大大降低复合板的吸水厚度膨胀率，且板的静曲强度有所提高，生产和操作也能得到改善。

The results showed that the dilatability of hygroscopic thickness of the composite plates with annual plant fibre which were added with GM & 1 before hot-press was reduced greatly , and the static flexural strength was increased . It also improved the production and operation .

杉木板材经过高温炭化热处理后，吸湿、吸水性以及厚度膨胀率会大幅度降低。

The water absorption , hygroscopicity and thickness swelling of wood would reduce after heat treatment .

SBS/木塑复合材料经过8周、60℃的水煮后，复合材料的吸水率和厚度膨胀率均有所增加，弯曲模量和冲击韧性分别平均下降14.4%、10.8%。

After 8 weeks of 60 ℃ water cooking experiments , the moisture content and thickness swelling of SBS / RWPC would increase a little , the average dropping rate of flexural modulus and impact strength is about 14.4 % and 10.8 % respectively .

热压工艺中的压力对改性杉木的MOR，MOE影响最大，树脂浸渍时间是影响其吸水率和吸水厚度膨胀率的主要因素。

The effects of hot pressing pressure on properties of MOR and MOE of board were quite obvious and the impregnating time in UF resin was the most effective factor on properties of water absorption and thickness swelling .