文档介绍：5951-1741-1 29-Mar-2005
Plastic Part Marking Algorithm
Owner Brian Larin
Responsible Group Central Direct Procurement
Document Identifier 5951-1741-1
Revision and Date J1, 29-Mar-2005
Abstract This document provides a standard for the marking of HP's plastic
parts and products, to be used for subsequent decision-making
during recycling, reuse, or disposal.
Applicability The requirements of this standard apply to all plastic parts and
products specified by or purchased for HP that are manufactured
after 01-Jan-2005. Management of these requirements is mandatory
for persons specifying plastic parts and products for use by HP.
Status APPROVED
© Copyright 2003-2005 Hewlett-Packard pany, .
This is an uncontrolled copy when in printed form.
Table of Contents
1 Introduction
2 Scope
3 Marking requirements
Part weight
Character size
Marking legibility
Marking method
Marking location
4 Marking identification symbols
Material identification for basic polymers
Polymer blends
Laminates
Ignition-resistant (flame retardant) materials
Filler and position Marking
Marking for Additional materials
Plasticizers
Supplemental Requirements for plasticizers
5 Supplemental Identification
blends
Indication of special characteristics
6 References
1 Introduction
This document provides the requirements for marking HP's plastic parts and products. This marking will
be used during subsequent recycling, reuse, or disposal.
Page 1
5951-1741-1 29-Mar-2005
2 Scope
The requirements of this standard apply to all molded plastic parts used in products specified by or
purchased for HP that are manufactured after 01-Jan-2005. This standard does not apply to plastic
packaging materials.
This standard specifies uniform requirements for physically marking products and p