CR Laurence Sealant Selector Charts

Not sure exactly which sealant you need for your particular application? We make it easier for you with sealant selection charts provided by CR Laurence (CRL). The charts contain the following information for the CR Laurence sealants sold at PKsupplies.com.

CRL Silicone Sealant Selector Chart

Sealant

Primerless Adhesion To These Materials

Dynamic Joint MovementTooling TimeTack-Free TimeCure Time 1/4" BeadPerformance Temperature RangeApplication Temperature RangeConformance to ASTM and Federal SpecificationsHardness (Shore A)
CRL 33S Silicone SealantGlass, Aluminum, Metal Alloys, Stainless Steel, Fiberglass, Plastics, Glazed Ceramic Tile, Poxcelain, and Painted Surface±25%3-5 Minutes20 Minutes2 Days-80° to 400°F
-62° to 204°C
-35° to 140°F
-37° to 60°C
TT-S-00230C, Class A; TT-S-
001543A, Class A; ASTM C-920 Type
S, Grade NS, Class 25, Use NT, G and
A; 21CFR 177.2600; CGSB 19GP-13
25
CRL GE 1200 Construction Silicone SealantGlass, Ceramics, Steel, Granite, Aluminum and Plastics±25%5 Minutes30 Minutes5-7 Days-72° to 400°F
-58° to 204°C
-35° to 110°F
-37° to 43°C
TT-S-001543A, TT-S-00230C,
ASTM C920, Type S, Grade NS,
Class 25, Use NT, G, A and O
28
CRL WCS1 Water Clear Silicone SealantGlass, Metal, Wood, Silicone Resin, Ceramic, Natural and Synthetic Fiber±25%7-10 Minutes10 Minutes3 Days-80° to 450°F
-62° to 232°C
-35° to 140°F
-37° to 60°C

TT-S-00230, Class A, ASTM C-920
30
CRL RTV408 Industrial and Construction SiliconeAluminum, Stainless Steel, Chrominum, Tin, Iron, Plastics, Rigid PVC, Phenolic Resin, Glass, Ceramic, Most Reflective Coated Glasses±25%8-10 Minutes30 Minutes7-10 Days-65° to 400°F
-54° to 205°C
-20° to 100°F
-29°° to 38°C
TT-S-001543A, Class A; TT-S-
00230C, Class A; ASTM C-920, Type
S, Grade NS, Class 25, Use NT, G and
A; CGSB-19.13, AAMA 808.3-92
25
CRL 95C Silicone Building SealantMost all Glass, Ceramics, Plastics, Stone, Masonry, Wood, Steel, Anodized and Mill-Finished Aluminum, Painted Surfaces±50%20-30 Minutes2 Hours14-21 Days-40° to 350°F
-40° to 177°C
-20° to 100°F
-29° to 38°C
TT-S-001543A; TT-S-00230C; ASTM
C-920, Type S, Grade NS, Class 25,
Use NT,G,A, M and O
25

 

CRL Construction Sealant Selector Chart

Sealant

Primerless Adhesion To These Materials

Dynamic Joint MovementTooling TimeTack-Free TimeCure Time 1/4" BeadPerformance Temperature RangeApplication Temperature RangeConformance to ASTM and Federal SpecificationsHardness (Shore A)
CRL M66 Textured Polyurethane Construction SealantMost surfaces including Precast, Masonry, Wood and Aluminum±25%1-2 Hours<72 Hours24-48 Hours-40° to 180°F
-40° to 82°C
40° to 140°F
4° to 60°C
TT-S-00230C, Type II, Class A;
ASTM C920-94, Type S. Grade NS,
Class 25, Use NT, M, T, A and O
40
CRL M64 Smooth Polyurethane Construction SealantMost surfaces including precast, masonry and wood+100%
-50%
1-2 Hours<24 Hours24-48 Hours-40° to 180°F
-40° to 82°C
40° to 140°F
4° to 60°C
TT-S-00230C, Type II, Class A;
ASTM C920-94, Type S. Grade NS,
Class 25, Use NT, M, A and O; CGSB
19.13-M87, Type MCG-2-25-A-N
25-30
CRL 777 Butyl Rubber SealantWood, Glass, Metal, Masonry and some Plastics±7%30 Minutes2 Hours21 Days-20° to 200°F
-29° to 93°C
0° to 120°F
-18° to 49°C
TT-S-001657 Type I, TT-C0598C
and TT-C-1796A; ASTM C1311
and AAMA 808.3
15
CRL 888 Premium Grade Caulking CompoundMetal, Glass, Wood, Concrete and Drywall±7.5%30 Minutes2 Hours21 Days-20° to 200°F
-29° to 93°C
40° to 120°F
-4° to 49°C
TT-S-001657, TT-C00598C and
TT-C-1796A; ASTM C1311 and
AAMA 808.3
20
CRL 800 Series Acrylic Latex Caulk with SiliconeWood, Metal, Drywall and Glass±7.5%15 Minutes45 Minutes72 Hours0° to 180°F
-18° to 82°C
>40°F
>4°C
ASTM C-834-9550

 

Reference: http://crlaurence.com/datasheets/pdfs/sealant.pdf

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