<H3 style="WHITE-SPACE: normal; WORD-SPACING: 0p
x; TEXT-TRANSFORM: none; COLOR: rgb(233,47,47); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 16px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 15px 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px">PPH-750鉛筆硬度計概述</H3>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">PPH-750型<A title=鉛筆硬度計 class=chain style="TEXT-DECORATION: none; BACKGROUND: url(http://www.nbchao.com/images/icons_cart.gif) no-repeat 100% 0%; FONT-WEIGHT: bold; COLOR: rgb(65,65,65); PADDING-RIGHT: 13px" href=http://www.nbchao.com/p/qianbiyingduji target=_blank>鉛筆硬度計</A>是參照國標GB/T6739-2006《色漆和清漆 鉛筆法測定漆膜硬度》設計製造的，提供了一種快速、經濟的方法以測定漆膜表面耐划痕（及其它相應缺陷）的性能。</P>

<H3 style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(233,47,47); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 16px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 15px 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px">PPH-750鉛筆硬度計試驗步驟</H3>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">1、按照GB/T9271《色漆和清漆 標準試板》規定準備底材。</P>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">2、將鉛筆削至露出鉛芯5～6毫米（保持鉛芯的圓柱形），保持鉛筆與砂紙垂直以修磨鉛芯端面，直至端面成完整的圓形，邊緣沒有破碎或缺口。鉛筆每次使用前，都要經過如此修磨。</P>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">3、除非另有商定，在23±2攝氏度和50±5%濕度條件下進行測定。</P>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">4、按附圖裝好鉛筆，以0.5~1毫米/秒的速度推動至少7毫米，以沒有使漆膜出現3毫米及以上划痕的最硬鉛筆的標示硬度表示漆膜的鉛筆硬度。</P>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">5、平行測定二次，如果二次測定結果不一致（差值超過1個鉛筆硬度單位），應重做試驗。</P>

<H3 style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(233,47,47); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 16px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 15px 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px">PPH-750鉛筆配置</H3>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">每台儀器配：高級繪圖鉛筆13支（6H～6B）。</P>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">PPH-750鉛筆<A title=硬度計 class=chain style="TEXT-DECORATION: none; BACKGROUND: url(http://www.nbchao.com/images/icons_cart.gif) no-repeat 100% 0%; FONT-WEIGHT: bold; COLOR: rgb(65,65,65); PADDING-RIGHT: 13px" href=http://www.nbchao.com/list30/ target=_blank>硬度計</A>維護</P>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">1.PPH-I 750G鉛筆硬度計使用時力求轉動靈活，使用一段時間后，須在絲杆、軸承等轉動部位注入機油。 &nbsp;</P>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">2.PPH-I 750G鉛筆硬度計使用一段時間后，緊定螺釘，螺母須擰緊，以免鬆動。</P>

<P style="WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(65,65,65); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 14px/25px 'Microsoft YaHei', ??????, Arial; PADDING-LEFT: 0px; MARGIN: 0px; WIDOWS: 1; LETTER-SPACING: normal; PADDING-RIGHT: 0px; TEXT-INDENT: 2em; -webkit-text-stroke-width: 0px">關於<A href=http://www.nbchao.com/p/681 target=_blank>鉛筆硬度計</A>的資料信息，可瀏覽一下：<A href=http://www.nbchao.com/p/681 target=_blank>http://www.nbchao.com/p/681</A></P>