Enroll at any time.

Participants will test weekly to determine the bursting strength of both weights of linerboard in accordance with TAPPI T807.

Sample Description: Four packages of 42 lb. linerboard and four packages of either 52 lb. linerboard (even number cycles) or 31 lb. linerboard (odd number cycles). Each package contains five 6" by 8" randomized, pre-conditioned sheets of linerboard.

Samples ship monthly for a total of 12 shipments beginning with the earliest available cycle of testing.

This test is included on CTS' Scope of Accreditation to ISO/IEC 17043.