騰達(dá)試驗儀器廠：

　　一、產(chǎn)品簡介:

　　道瑞式耐磨試驗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。道瑞式耐磨試驗儀適采用三項異步電機，噪音低，4組工作頭具有造型美觀、運行穩(wěn)定等特點。

　　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天然飾面石材試驗方法第4部分：耐磨性試驗方法；ASTMC503-1997天然飾面石材試驗方法.耐磨性試驗方法。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

　　★試樣個數(shù)量:4個

　　★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