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<\/span> ZL-100A/300A<\/span><\/span>型<\/span> <\/span><\/span>紙張拉力試驗機<\/span><\/p> <\/span> 一、生產依據 <\/span><\/span><\/p> <\/span> ZL-100A/300A<\/span>型紙張拉力試驗機是依據中華人民共和國輕工部行業標準QB/T1053-98<\/span>紙與紙板抗張試驗機設計制造的。<\/span><\/p> <\/span> 二、用途及適用范圍 <\/span><\/p> <\/span> 該試驗機主要用于測定負荷不超過300N<\/span>（100N<\/span>），試樣**伸長量不超過90<\/span>㎜的各種紙、紙板用金屬線材的抗張力及伸長率。<\/span><\/p> <\/span> 三、規格及主要技術參數<\/span><\/p> <\/span> 1<\/span>．夾距：10<\/span>、50<\/span>、100<\/span>、150<\/span>、180<\/span>、200<\/span>㎜誤差不超過0.5<\/span>㎜。<\/span><\/p> <\/span> 2<\/span>．夾口寬度：15<\/span>㎜<\/span><\/p> <\/span> 3<\/span>．負荷范圍及分度值：<\/span><\/p> <\/span> 型 <\/span>號
<\/span>測量范圍
<\/span>分度值
<\/span><\/span><\/p> <\/span> ZL-100A
A
0-20N
0<\/span>．05N
B
0-50N
0<\/span>．10N
C
0-100N
0<\/span>．20N
<\/span><\/span><\/p> <\/span> ZL-300A
A
0-50N
0<\/span>．10N
B
0-150N
0<\/span>．50N
C
0-300N
1<\/span>．00N
<\/span><\/span><\/p> <\/span>
4<\/span>．張力示值精度：在A<\/span>度盤量程最大負荷的20%~90%<\/span>，B<\/span>、C<\/span>度盤量程最大負荷的10%~90%<\/span>之內，示值相對誤差不超過±1%<\/span>，各度盤上述規定的范圍以外，示值相對誤差不應超過±2%<\/span>。<\/span><\/p> <\/span> 5<\/span>．伸長度盤量程：0~90<\/span>㎜，分度值為0.5<\/span>㎜，0%~50%<\/span>（對180<\/span>㎜標準試樣長伸長量或百分率）分度值為0.2%.
6<\/span>．伸長度盤示值精度：±0.5 mm <\/span><\/span><\/p> <\/span> 7<\/span>．加荷速度：40~500mm/min<\/span>無級調速<\/span><\/p> <\/span> 8<\/span>．電壓：220V±10%<\/span><\/span><\/p> <\/span>
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