1.1 This procedure determines the bending resistance of paper, paperboard, and other materials by measuring the force required to bend a specimen under controlled conditions. The instrument described allows for a wide variation in specimen length and width, and in applied force.
1.2 This procedure is not recommended for soft or limp materials such as tissue, toweling and newsprint, or for materials with a pronounced degree of curl.

Test Requirement 测试要求：

挺度

Sample Size 样品数量 / 送样规格: 4pcs
Lead Time / TAT (Turn Around Time) 测试周期: 常规服务 Regular service 7-9 working days

Report Summary 报告摘要: