Astm c578 14 standard specification for rigid, cellular polystyrene thermal insulation. Insulation materials specification chart from the nia national insulation training program this chart provides the reader with material properties as typically specified in astm material specifications and is a guide to performance characteristics, but may not be sufficient for writing specifications. Astm c578 standard specification for rigid, cellular. Greenguard type iv 25 psi xps insulation board kingspan. Astm c578 classification type xi type i type viii type x type ii type iv type ix type vi type xiv type vii type xv type v compressive resistance at yield or 10 % deformation, whichever occurs first with skins intact min, psi kpa 5.
Kingspan greenguard type iv xps insulation board comprises closedcell. Find astm c578 products and abstract using the buildsite database. Astm c578 type iv type v type vi type vii type x type xii type xiii density, pounds per cubic foot 1. The astm c578 types for both eps and xps are displayed in table 1 below. Astm c578 04 standard specification for rigid, cellular. This specification 2 covers the types, physical properties, and dimensions of cellular polystyrene boards with or without facings or coatings made by molding eps or extrusion xps of expandable polystyrene. This specification does not apply to laminated products manufactured with any type of rigid board facer including fiberboard, perlite board, gypsum board, or oriented strand board. Extruded polystyrene xps insulation competitive products comparison sheet u. Expanded polystyrene eps thermal insulation performance. Guide to insulation product specifications november 2016. Greenguard type iv 25 psi insulation board is an ideal exterior insulation, meeting your needs for multiple applications. Astm c57895 the tested material met all the required values for all tests as identified in astm standard c 578. Greenguard type iv 25 psi xps insulation board kingspan usa.
A number in parentheses indicates the year of last reapproval. The astm uses d119306 and has four grades of water see table below. For more information about astm c57812b or other standards visit 1298 cronson blvd. Dupont styrofoam brand utilityfit extruded polystyrene foam. Products manufactured to this specification are intended for use as thermal insulation for. Astm type comparison for eps and xps compressive strength xps astm type eps astm type 10 psi na type i 15 psi type x type ii 25 psi type iv type ix. Foamular thermapink 25 tapered, astm c578 type iv, 25. Astm c578 92 standard specification for rigid, cellular. Foamular thermapink product data sheet owens corning. Type classifications astm c578 type x type iv type vi type vii 1. If the superior properties of a type iv 25 psi product are not required. Astm c578 type iv, 25 psi minimum description owens corning foamular thermapink extruded polystyrene xps insulation is a closed cell, moistureresistant rigid foam board specially designed for roofi ng applications. There are two types of rigid polystyrene foam plastic.
F, and from two aging conditioning techniques, 180 day realtime aged as mandated by astm c578 and a method of accelerated aging sometimes called long term thermal resistance lttr per canulc s77003. Astm d1621 25 172 flexural strength 5, minimum psi kpa astm c203 75 517 water absorption 6, maximum % by volume astm c272 0. Extruded polystyrene xps rigid foam insulation product. Styrofoam brand scoreboard extruded polystyrene foam insulation. C578 04 standard specification for rigid, cellular polystyrene thermal insulation, blockboard, cellular polystyrene, foam plastic, polystryrene, rcps, rigid cellular polystrene, thermal insulation. Product 100 150 250 400 600 eps15 eps19 eps22 eps29 eps39 eps46 astm c5782 compliance, type i viii ii ix xiv xv astm d68171 compliance, type eps15 eps19 eps22 eps29 eps39 eps46 density1,2, min. And since it does not absorb moisture, it retains its insulating properties over time. For type xiii in specific cryogenic applications, the manufacturer and purchaser shall agree upon the actual temperature limits and physical property requirements in addition to the kfactors in appendix x1. Astm c578, type iv, standard specification for rigid, cellular polystyrene thermal insulation. Rtech iv is available with factory laminated metallicreflective facers, white facers or a combination of the two.
Astmc578 standard specification for rigid, cellular. The different density generally leads to different physical properties, for instance the thermal resistance will change, the resistance to penetration will change, and the flexural strength will change. Guide to insulation product specifications introduction the guide to insulation product specifications was updated by the national insulation association technical information committee in august 20 after the committee days meeting. Physical properties of expanded polystyrene astm c578 property type xi type i type viii type ii type ix type xiv type xv nominal density lbft. These types are used to designate compressive strength, and are measured by pounds per square inch psi. Astm international product standard provides guidance. Each of them has a different density except types ix and vi as given in table 1 of astm c578. Closed cell polystyrene product 15 psi xps mx x 150 25 psi xps mx x 250 astm c5781 compliance, type type x type ii type iv type ix compressive strength1, min. Astm c578, types and physical properties for foamular. Astm c57815b standard specification for rigid, cellular. Astm c578 18 standard specification for rigid, cellular.
Astm c578, type iv, standard specification for rigid, cellular. Styrofoam brand scoreboard extruded polystyrene foam. Astm c578 includes a table of physical property requirements for several types of xps and eps foam insulation boards. Rtech iv is available with factory laminated metallicreflective. Astm c578 01 standard specification for rigid, cellular. Polystyrene board type2 eps eps eps foamular 150, xps eps foamular 250, xps eps foamular 400, xps eps foamular 600, xps eps foamular, xps astm c578 classifi cation type xi type i type viii type x type ii type iv type ix type vi type xiv type vii type xv type v compressive resistance at yield or 10 %.
Astm c578 standard specification for rigid, cellular polystyrene thermal insulation astm c578 2019 edition current show complete document history how to order. Like all foamular xps insulation products, foamular. Astm c 578 astm testing materials code issues engtips. Its extruded polystyrene xps construction provides superior moisture resistance. Astm c578 classification type xi type xi type viii type x type ii type iv type ix type vi type xiv type vii type v compressive resistance at yield or 10 % deformation, whichever occurs first with skins intact min, psi kpa 5. Astm c57818 standard specification for rigid, cellular. The types are characterized by distinctive physical properties, including density. Astm c578 15b standard specification for rigid, cellular. For example, type iv xps is required to demonstrate a minimum compressive strength of 25 psi, whereas type vii xps requires a minimum 60 psi compressive strength. Type iv xps insulation board universal construction foam products. Flexural strength5, minimum psi kpa astm c203 75 517standards, codescompliance water absorption6, maximum % by volume astm c272 0. Astm c578 19 standard specification for rigid, cellular.
C518 standard test method for steadystate thermal transmission properties by means of the heat flow meter apparatus styrofoam brand scoreboard extruded polystyrene foam insulation. Astmc578 standard specification for rigid, cellular polystyrene thermal insulation astmc578 2019 edition current show complete document history how to order. The rvalue for foamular xps insulation is provided from testing at two mean temperatures, 40. Styrofoam highload 40, 60 and 100 insulation meets astm c578 standard. Eps insulation may be manufactured to meet or exceed the requirements of astm c578 standard specification for rigid, cellular polystyrene thermal insulation and applicable building codes. For more information about astm c578 12b or other standards visit. Astm standards subscriptions are annual and access is unlimited concurrency based number of people that can access the subscription at any gi. This guide lists astm, federal and military specifications that pertain to the thermal insulation industry.