騰達(dá)試驗(yàn)儀器廠：
一、產(chǎn)品簡(jiǎn)介:
道瑞式耐磨試驗(yàn)儀適用于天然花崗巖、天然大理石、石灰石、砂巖、板石和其他建筑裝飾材料（如人造石、微晶玻璃等）的耐磨性耐磨度試驗(yàn)。道瑞式耐磨試驗(yàn)儀適采用三項(xiàng)異步電機(jī)，噪音低，4組工作頭具有造型美觀、運(yùn)行穩(wěn)定等特點(diǎn)。
Product introduction
Dow type abrasion tester is suitable for abrasion resistance and abrasion resistance test of natural granite,natural marble,limestone,sandstone,slate and other building decoration materials(such as artificial stone,glass-ceramic,etc.).Dow type wear tester is suitable for using three asynchronous motors with low noise.The four working heads have the characteristics of beautiful appearance and stable operation.
二、符合標(biāo)準(zhǔn)：
GB/T19766-2005《天然大理石建筑板材》附錄A；GBT9966.4-2001天然飾面石材試驗(yàn)方法第4部分：耐磨性試驗(yàn)方法；ASTMC503-1997天然飾面石材試驗(yàn)方法.耐磨性試驗(yàn)方法。以及美國標(biāo)準(zhǔn)ASTMC241-90“Standard Test Method for三，
Second,meet the standards:
Appendix A of GB/T19766-2005"Natural Marble Building Slabs";GBT9966.4-2001 Test Methods for Natural Finished Stones-Part 4:Abrasion Resistance Test Methods;ASTMC503-1997 Test Methods for Natural Finished Stones.Test Methods for Abrasion Resistance.And the American Standard ASTMC241-90"Standard Test Method for
三、技術(shù)參數(shù)：
★磨盤尺寸：φ254×15mm
★四個(gè)試樣**距圓盤中間：90mm
★試樣承受負(fù)荷：2000±50g、1250±50g
★磨盤轉(zhuǎn)速及試樣自轉(zhuǎn)轉(zhuǎn)速：45±1rpm
★磨盤工作硬度：＞HB500
★磨料流量：連續(xù)可調(diào)
★適用試樣規(guī)格：
正方形樣品50×50±0.5mm,厚度15-55mm
圓形樣品￠25±0.5mm,高度25-60mm
★試樣個(gè)數(shù)量:4個(gè)
★額定消耗功率：0.37KW,380V,50Hz
★轉(zhuǎn)數(shù)控制范圍：0-9999rpm
Third,the technical parameters:
★Grinding disc size:φ254×15mm
★Four specimens**from the middle of the disc:90mm
★Sample load:2000±50g,1250±50g
★Rotating speed of grinding disc and sample rotation speed:45±1rpm
★Working hardness of grinding disc:＞HB500
★Abrasive flow:continuously adjustable
★Applicable sample specifications:
Square sample 50×50±0.5mm,thickness 15-55mm
Round sample:25±0.5mm,height 25-60mm
Number of samples:4
★Rated power consumption:0.37KW,380V,50Hz
★Revolution control range:0-9999rpm
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