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Keshite Stationery Firm 13yr.
Main Products:Pencil,Eraser
Contacts:Zhao QiaohuanChat
Mobile:86-13957952346
E-mail: WeChat:13957952346
Address:21559 , 6 Street, 1 F, 53 Gate, International Trade Mart (District 3).
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可擦圆珠笔，本产品具有普通水性笔的；色泽浓墨，书写流畅，手感润滑，不断线，其特点就是;好写又好擦。
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可擦笔芯的性能表 |
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序号 |
项目名称 |
要求 |
|
1 |
初写性能 |
200mm出墨正常 |
|
2 |
书写性能 |
划线200m,线迹无明显变淡，断线或划不出的现象 |
|
3 |
划线长度 |
≥200m |
|
4 |
可擦性 |
书写后线迹经擦除后无痕迹 |
|
5 |
渗化性/% |
≤20 |
|
6 |
耐晒性/h |
≥24 |
|
7 |
耐水性/h |
≥1 |
|
8 |
干燥性/s |
≤30 |
|
9 |
运输 |
严禁日晒雨淋 温度不得超过50摄氏度并防止与有机物，气体接触 |
|
10 |
存放 |
应存放于干燥。通风，温度18-50相对湿度不大于80%的仓库中 |
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