GB/T 23615.2-2017Thermal barrier materials for architectural aluminum alloy profiles—Part 2: Thermal barrier polyurethane (English PDF)

Foreword

GB/T 23615 "insulating aluminum building profiles with" divided into two parts.

--- Part 1. Polyamide profiles;

--- Part 2. Polyurethane thermal adhesive.

This section GB/T 23615 Part 2.

This section drafted in accordance with GB/T 1.1-2009 given rules.

This Part Replaces GB/T 23615.2-2012 "Aluminum Alloy Building Auxiliary Materials Part 2: Polyurethane thermal adhesive." This section and GB/T 23615.2-2012 compared to editorial changes in addition to the main technical changes are as follows.

--- Increasing the normative references GB/T 1040.1, GB/T 2013, GB/T 10297, GB/T 12008.1, GB/T 12008.2, GB/T 12008.3, GB/T 22313 (see Chapter 2);

--- Modify the original plastic type, code, the main components and instructions (see 4.1.1, 2012 version 4.1);

--- Modify the thermal insulation performance level, the characteristics of the original plastic components and typical uses (see 4.1.2, 2012 version 4.1);

--- Added insulation tape marks and examples (see 4.1.3);

--- Increase the harmful substances in the original plastic limit (see 4.2.1);

--- Increasing the moisture content of the original rubber performance requirements (see 4.2.2);

--- Increase the viscosity of the original plastic performance requirements (see 4.2.2);

--- Increasing the density of the original gel (see 4.2.2);

--- Increasing the original rubber hydroxyl value requirements (see 4.2.2);

--- Increasing the purity requirements of the original gum (see 4.2.4);

--- Modify the load deflection temperature rating (see 4.3, 2012 edition 4.3.1);

--- Modify the notched Izod impact strength at room temperature (see 4.3, 2012 edition 4.3.1);

--- Increased the notched Izod impact strength of low temperature (see 4.3);

--- Modify the Shore hardness rating (see 4.3, 2012 edition 4.3.1);

--- Modify the tensile strength at room temperature specified value (see 4.3, 2012 Edition 4.3.1);

--- Modify the room temperature elongation at break the provisions of (see 4.3, 2012 Edition 4.3.1);

--- Modify the provisions of low temperature tensile strength (see 4.3, 2012 edition 4.3.1);

--- Increased the provisions of high temperature tensile strength (see 4.3);

--- Modify the UV aging properties at room temperature cantilever notched impact strength provisions (see 4.3, 2012 Edition 4.3.1);

--- Modify the UV aging properties of tensile strength at room temperature specified value (see 4.3, 2012 Edition 4.3.1);

--- Modify the thermal conductivity of the specified value, given the typical thermal conductivity (see 4.3, 2012 Edition 4.3.1);

--- Increasing the typical linear expansion coefficient (see 4.3);

--- Increasing the curing heat release temperature typical (see 4.3);

--- Remove the wet shrinkage (see 2012 version 4.5);

--- Remove the insulation profile standard sample requirements (see 2012 version 4.6);

--- Increased ambient temperature (see 5.1);

--- Increased test temperature (see 5.2);

--- Modify the plastic mold size (see 5.4.1, 2012 Edition 5.3.1);

--- Modify the tensile specimen size (see 5.4.7.1, 2012 Edition 5.3.8.1);

--- Modify the curing temperature of the test method (see 5.4.12, 2012 5.4);

--- Increased adaptive test methods (see 5.5);

--- Increased pendulum impact test machine schematic (see B.2.1);

--- Modify the notched Izod specimen size (see B.3.1, 2012 edition B.4.1);

--- Increased notched Izod impact notches schematic (see B.4.2).

1 Scope

GB/T 23615 provisions of this part of the polyurethane insulation requirements, test methods, inspection rules and signs, packaging, transportation, storage And quality certificate and purchase order (or contract) content.

This section applies to isocyanate compounds and polyol combinations (hereinafter referred to as the original plastic) made by the cross-linking reaction of aluminum building profiles Insulation materials (ie, polyurethane insulation adhesive, hereinafter referred to as insulation).

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 1033.1-2008 Plastics - Determination of density of non-foamed plastics - Part 1: Immersion method, liquid pyknometer method and titration method

GB/T 1036 Plastics - 30 °C ~ 30 °C linear expansion coefficient of determination Quartz dilatometer

GB/T 1040.1 Determination of plasticity - Part 1: General

GB/T 1040.2 Determination of tensile properties of plastics - Part 2: Test conditions for molding and extrusion of plastics

GB/T 1634.1 Plastics - Determination of load deflection temperature - Part 1: General test methods

Determination of GB/T 1843 plastic Izod impact strength

GB/T 2013 Liquid petroleum chemical product densitometry

GB/T 2411-2008 Plastics and hard rubbers Determination of indentation hardness (Shore hardness) using a durometer

Aluminum alloy building profiles - Part 1: Substrates

Aluminum alloy building profiles - Part 6: Thermal insulation profiles

Determination of steady - state thermal resistance of insulation materials and related properties GB/T 10295 Heat flow meter method

GB/T 10297 Determination of thermal conductivity of non-metallic solid materials Hot-wire method

GB/T 12008.1 Plastics - Polyether polyols - Part 1: Nomenclature system

GB/T 12008.2 Plastics polyether polyols - Part 2: Specifications

GB/T 12008.3 Plastics - Polyether polyols - Part 3: Determination of hydroxyl value

GB/T 12008.7 Plastics - Polyether polyols - Part 7: Determination of viscosity

Laboratory exposure methods for plastic laboratories - Part 3: Fluorescent UV lamps

GB/T 21189-2007 Testing of plastic simply supported beams, cantilevers and tensile impact tests with pendulum impact testing machine

GB/T 22313 Plastics Polyurethanes for the production of water - Determination of water content

GB/T 28289 aluminum alloy insulation profiles composite performance test methods

3 Terms and definitions

The following terms and definitions apply to this document.