T/CPPIA 29-2024 Active Group standards

T/CPPIA 29-2024 Polytetrafluoroethylene (PCTFE) rod material

Publish Date: 2024-01-25 Implement Date: 2024-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CPPIA 29-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Chemical industry

ICS Name: Other rubber and plastic products

Publish Date: 2024-01-25

Implement Date: 2024-02-01

Scope

Scope: This document specifies the classification, specifications, and marking, requirements, test methods, inspection rules, labeling, packaging, transportation, and storage of polychlorotrifluoroethylene (PCTFE) rods (hereinafter referred to as rods). This document applies to rods made from homopolymer PCTFE resin by extrusion or molding processes; Main technical contents: 5 Requirements 5.1 Dimensions and deviations 5.1.1 Diameter and limit deviations The diameter and limit deviations of extruded rods shall comply with Table 1. The diameter and limit deviations of molded rods shall comply with Table 2. 5.1.2 Length and limit deviations The length of the rods shall be agreed upon by the supplier and the buyer, and the length shall not have a negative deviation. 5.1.3 Roundness The roundness of extruded rods shall comply with Table 3. 5.2 Appearance The appearance shall be uniform in color and not allowed to have white cores, bubbles, layering, or impurities, scratches, peeling, or fraying that affect use. 5.3 Physical and mechanical properties The physical and mechanical properties shall comply with Table 4.