Enroll at any time.

Participants will submit data for any or all of the following properties in accordance with their respective methods: Thickness (TAPPI T411), Bursting Strength (TAPPI T403), Tearing Strength (TAPPI T414), Tensile Breaking Strength (TAPPI T494), Air Resistance Gurley (TAPPI T460), Sheffield Roughness (TAPPI T538), and Directional Brightness (TAPPI T452). Submitted data will be analyzed and organized in reports alongside participants in the standalone tests.

Sample Description: Two sample sets, each containing ten 24” MD by 12” CD print material sheets. Each sample is taken from the same lots used in Tests 3101, 3111, 3113, 3115, 3121, 3133, and 3145.

Samples ship every other month for a total of six shipments beginning with the earliest available cycle of testing. Testing is conducted during January, March, May, July, September, and November, with samples for each test cycle shipping in the month prior.

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