Table 20. Materials used for sealants in joints 

 open on at least one surface. 

















OBOUP 'I'LD MOLDED 



PREPORMEO 



iv n 





THERMOPLASTICS 



THERMOSETT 

 CHEMICALLY CURINO f 



INO. 



COMPRESSION 

 SEAL 



hot applied cold applied 



SOLVENT RELEASE 



Composition 



IAI OryingOils 

 II) Non-drying Oils 

 ICI Low Mali. Point 

 Asphalt 



101 Polybutenes 

 IE) Polvisoburylenes 

 or combination of h 6 



sucn aa eabestoe 

 libra or ulicaoua 

 meurujli. all con- 

 c.in 100% lollrja. 

 except & E which 

 may contain solvent. 



IFI Aipnalu 



ICI Rubber Aaphalu 



IHI Pilchaa 



III Coal Tan 



IJI Rubbar Coal Tan 



All contain 100% 



IWI Hot applied PVC 

 cursutr 



IKI Rubbar Atphalla 



ILI Vinyla 



lUI Acrylica 



IKI Contains 70-80% 



Hilda 

 ID IM) Contain )5 

 90% tolida 

 All contain solvent. 

 IKI may ba an amulsion 

 180-70% tolidil. 



INI Polytulttde 



101 Polylull'da Coal Tar 



IPI Polyurathana 



IQI Polyurelhene Coal Tar 



IRI Silicon.. 



ISI Epoiy 



INI IRI contain 98-100% lolrf* 



101.101,191 contain 90-100% 



sol KN 



IPI conulnt 78-100% solids 



INI. IPI, IRI may ba aithar ons 



or two component system 



101. IQI. ISI two component 



system. 



IT) Naoprene 



lUI BulJd.ene 



Styrene 



IVI Cnioiomii 

 lonaisd 



ITI IVI contain 



BO 90% solids 

 lUI contents 



8840% tolida 

 IRI Silicones 



31 Naoprene 

 lubber 



Colour! 



IAI ISI Varied 

 ICI Black only 

 101 IE) Limilad 



Black only 



IKI Black only 

 ILI IM) Varied 



INI IRI ISI Verred 

 101 IPI Lim.tad 

 I0J Black only 



ITI Limited 



IVI Varisd 



Black. Exposed 

 surtsces may ba 

 nested 10 give 



Silting 



Curing 



Non-curing, remains 

 yiicoul. A and B 

 form ikin on exposed 

 turtacn. 



Non-curing, Mti 

 upon cooling. 

 Softens on warming, 

 hardens on cooling. 

 IWI RssJIent 



Non-curing, een on 



avaporation of wotar. 

 IM) ramaina tort except 

 lor surface skin. 



Two component tysterrv 



catalyst. 



One componarnt moral urt 



pickup trom thrj air 



Relset* ol eolwant 





Aging and 

 weathering 



Low 



Modarat* 



IWI High imualanca 



to weather 



Modsraia 



Hrgh 



Hrgh 



Hash 



InctMMin 

 HmiIii— hi 



111 Age 



High 



High to Moderate. 

 IWI No hardness 



High 



ISI High 

 INI 101 IPI IQI IRI Modsrata 



Hash 



Low 



or (21 Low temp. 



High 



High to Moderate 

 IWI No hardneee 



High 



ISI 



INI 101 IPI IQI IRI Low 



Hrgh 



Low 



Recovery 



Low 



Modsrata 

 IWI High 



Low 



INI 101 Modsrata 

 IPI IQI IRI Hrgh 

 ISI Low 



Low 



High 



Rsttstenco to 

 Wear 



Low 



Modsrsis 



Moderate 



IPI 10) IRI ISI High 

 IN) 101 Modsrata 



Modarata 



High 



Indentation 

 end Intrusion of 

 Solids 



Low 



Low at High 

 tsmperarurer 

 IWI High 



Low at high 

 twnpsr stunts 



High 



Lo- 



High 



Shrinkage tflir 

 Insulletion 



High 



Veriest 

 IWI Nona 



High 



Low 



High 



Nona 



ChOTlcill 



High except to 

 sotvenn and fuera 



IFI ICI High e»cspt 

 to aolvanta and fuels 

 IHI II) IJI High an) 

 tuai resistant 

 (W)High 



IKI Hrghsscsptto 



solvents and luala 

 ILI IMI High aacapt 

 to alkalis and 

 oxidising acids 



INI IPI Low to aoMnrt 

 fuals. oxidising 

 acids 



101 IQI Low to solvents 



but madsrsts lusl 



IRI Low to alkalis 

 ISI High 



Low to jotvsflll. 

 lusts and oxidising 

 Kiett 



Hrgh 



Modulus M 

 100% 



Not appticxcle 



Low 



Low 



IRI 101 IPI IQI Low 

 IRI High and Low 



(SI Noi applicable 











Allowable 

 Extension and 

 Compratsion 



♦3* 



♦ 5% 



(Wl »25%s«tenaion 



»7» 



• 2S% ascapt ISI Uaa 



i»« 



Must bs compressed 

 at all times to 48- 

 86% of in original 



Othaf 

 Properties 



IAI IBI 101 IE) 



Non-etaining 



ID) IE) Pick up din: 



uaa in concealed 

 location only. 



Out to softening In hot 

 weather usjbia only In 

 horuontal foina 

 IWI No how at elevated 

 lamparaturM 



IKI Usabla in 



Inclinasl joints 



INI IPI IRI ISI 

 Non-staining 



lUI IV) Non- 



etsining 



IVI Good vapour 



and dust saalsr 





Unit firM cost 



IAI IBI ICI very low 

 IDI IEI Low 



IFI ICI IHI III 

 M) Vary low 



IWI Medium 



IKI Vary low 

 ILI Low 

 IMI High 



10) IQI High 

 INI IPI IRI ISI 

 Vary Hash 



ITI lUI IVI Low 



13) High 



125 



