ASTM D7997-21
Standard Practice for Polyurethane Raw Materials: Gel Tests for Polyurethane Non-Foam Formulations

Standard No.

ASTM D7997-21

Release Date

2021

Published By

American Society for Testing and Materials (ASTM)

Latest

ASTM D7997-21

Scope

1.1?This practice covers procedures for determining the gel times of polyurethane non-foam formulations using commercially available gel test equipment. 1.2?Definitions, terms, and techniques are described along with procedures for calculating sample weights. 1.3?The values st

ASTM D7997-21 Referenced Document

• ASTM D883 Standard Terminology Relating to Plastics*， 2024-02-01 Update

ASTM D7997-21 history

• 2021 ASTM D7997-21 Standard Practice for Polyurethane Raw Materials: Gel Tests for Polyurethane Non-Foam Formulations
• 2015 ASTM D7997-15 Standard Practice for Polyurethane Raw Materials: Gel Tests for Polyurethane Non-Foam Formulations