Deacon® High Temperature Sealants

UP TO 1800⁰F (982⁰C)

DEACON line consists of flange and thread sealants, sealing compounds, injectable packings and specialty products formulated to meet the needs of a diverse range of industries. These products cover a wide range of pressures, temperatures, process streams and types of equipment. Our distinct competitive advantage is evident not only in our products but also in our unmatched quality of service and superior customer satisfaction. The continuous dedication to excellence has separated us from the competition since 1988. Browse Deacon Products

Highlighted Product Types

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724-225-8008 | 800-552-2896

On-Line Leak Sealing

Deacon manufactures a wide range of sealants to handle all of your injectable leak sealing applications.

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Sealant Selector Tool Find An Injectable Sealant & Packaging Product for Your On-Line Leak Sealing Application

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Deacon Sealant Recommendation

Temperature	Characteristic	Threads	Flange / Gasket (No Gap)	Flange (Slight Gap)
0 - 230ºF -18 - 110ºC	Two-part sealant	6328	6328	X
0 - 450ºF -18 - 232ºC	Sets pliable - Doesn't require heat	7228	7228	X
200 - 950ºF 93 - 510ºC	Heat curing	770-P, 770-L, *8875-T	770-P, 3100, 770-L, *8875-T	3100, 8875
951 - 1350ºF 511 - 732ºC	Heat curing	8875-T, 4011, 4011-P	8875-T,8875, 3300, 4011, 4011-P	3300, 8875
1351 - 1600ºF 733 - 871ºC	Heat curing	8875-T	8875-T, 8875, 3300	3300, 8875
1601 - 1800ºF 872 - 982ºC	Heat curing	8875-T	8875-T, 8875	8875

Product Characteristics

Product	Characteristic
Deacon 770-L	Honey consistency, excellent chemical resistance, use 103-L or 103-P to speed up cure rate if needed, best shelf-life
Deacon 770-P	Peanut butter consistency, excellent chemical resistance, use 103-L or 103-P to speed up cure rate if needed, great shelf-life
Deacon 3100	Putty consistency, excellent chemical resistance, cures to a tough leather / beef jerky consistency, fully compressible to 0.002
Deacon 3300	Putty consistency, excellent temperature resistance, cures to a tough leather / beef jerky consistency, fully compressible to 0.002
Deacon 4011	Honey consistency, excellent chemical resistance, slow curing, best shelf-life
Deacon 4011-P	Hot fudge consistency, excellent chemcial resistance, slowest curing, best shelf-life
Deacon 6328	Two-part rubber, fast setting, excellent on water, hydrocarbons, gasoline, HF acid under 25%, sodium hydroxide 50%, best shelf-life
Deacon 7228	Sets pliable, does not require heat to cure, excellent resistance to water, oils, gasoline, diesel fuel, hydrocarbons, good shelf-life
Deacon 8875	Thick fibrous paste consistency, excellent temperature resistance, fastest curing, expands with heat, great shelf life
Deacon 8875-Thin	Peanut butter consistency, excellent temperature resistance, cures fast at low temperatures,limited shelf-life

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DEACON® 103-L

Accelerator
150°F to 600°F (65°C - 316°C) Sealing Compound Accelerators, Specialty Sealants, Specialty Products - Industrial

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DEACON® 275-CHLORINE

Chemically Inert PTFE Thread Sealant
-50°F (-45°C) to 400°F (204°C), Up to 10,000 psi (689 Bar) Thread Sealants, Specialty Sealants, Specialty Products - Industrial, Chemically Inert PTFE Thread Sealants

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DEACON® 3100

Extruded Gasket Compound
200°F (93°C) to 950°F (510°C), Up to 1500 psi (103 Bar) Specialty Products - Industrial, Specialty Sealants, Extruded Gasket Compounds

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DEACON® 327-RTV

One-Part Acetoxy Cure Adhesive
-60°F (-51°C) to 500°F (260°C) Sealing Compounds, Adhesives, Specialty Sealants, Specialty Products - Industrial

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DEACON® 329-RED

One-Part Acetoxy Cure Adhesive
-60°F (-51°C) to 600°F (315°C) Sealing Compounds, Adhesives, Specialty Sealants, Specialty Products - Industrial

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DEACON® 3300

Extruded Gasket Compound
600°F (315°C) to 1600°F (871°C), Up to 1500 psi (103 Bar) Adhesives, Extruded Gasket Compounds, Specialty Sealants, Specialty Products - Industrial

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DEACON® 375-OXP

Oxygen Grade PTFE Thread Sealant
-50°F (-45°C) to 400°F (204°C), Up to 10,000 psi (689 Bar) Thread Sealants, Specialty Sealants, Specialty Products - Industrial

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DEACON® 4011

Thermal Reactive Liquid Sealing Compound
600°F (315°C) to 1350°F (732°C), Up to 11,000 psi (758 Bar) Sealing Compounds, Specialty Sealants, Specialty Products - Industrial, Thermal Reactive Liquid Sealing Compounds

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DEACON® 4011-P

Thermal Reactive Paste Sealing Compound
600°F (315°C) to 1350°F (732°C), Up to 11,000 psi (758 Bar) Sealing Compounds, Specialty Products - Industrial, Specialty Sealants, Thermal Reactive Paste Sealing Compounds

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DEACON® 427

Two-Part Epoxy
70°F (21°C) to 400°F (204° C), Ultimate tensile strength is 7,500PSI Specialty Sealants, Specialty Products - Industrial, Threadlockers, Epoxies

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DEACON® 5500

PTFE Sealant / Packing
-50°F to 450°F, 1/8” hole @ 2000 PSI (Did not extrude) Specialty Sealants, Valve Injectable Packings, Specialty Products - Industrial

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DEACON® 6328

Two-Part Rubber Sealant Compound
-50°F (-45°C) to 230°F (110°C) Sealing Compounds, Specialty Products - Industrial, Specialty Sealants

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DEACON® 6329

Two-Part Rubber Sealant Compound
-60°F (-51°C) to 500°F (260°C) Sealing Compounds, Specialty Products - Industrial, Specialty Sealants

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DEACON® 66-P-SS

Nuclear Grade Thermal Reactive Paste Sealing Compound
200°F (93°C) to 1350°F (732°C), Up to 11,000 psi (758 Bar) Sealing Compounds, Specialty Products - Industrial, Specialty Sealants, Thermal Reactive Paste Sealing Compounds

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DEACON® 7228

Thread / Gasket Paste Sealant
-25°F (-32°C) to 450°F (232°C), Up to 10,000 psi (689 Bar) Thread Sealants, Specialty Products - Industrial, Specialty Sealants, Thread / Gasket Paste Sealants

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DEACON® 770-L

Thermal Reactive Liquid Sealing Compound
200°F (93°C) to 950°F (510°C), Up to 11,000 psi (758 bar) Thread Sealants, Specialty Products - Industrial, Sealing Compounds, Specialty Sealants, Thermal Reactive Paste Sealing Compounds

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DEACON® 770-L-SS

Nuclear Grade Thermal Reactive Liquid Sealing Compound
200°F (93°C) to 1350°F (732°C), Up to 11,000 psi (758 Bar) Thread Sealants, Specialty Products - Industrial, Sealing Compounds, Specialty Sealants, Thermal Reactive Paste Sealing Compounds

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DEACON® 770-P

Thermal Reactive Paste Sealing Compound
200°F (93°C) to 950°F (510°C), Up to 11,000 psi (758 Bar) Sealing Compounds, Specialty Products - Industrial, Specialty Sealants, Thermal Reactive Paste Sealing Compounds

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DEACON® 8875

Thermal Reactive Paste Sealing Compound
500°F (260°C) to 1800°F (982°C), Up to 5,000 psi (345 Bar) Sealing Compounds, Specialty Products - Industrial, Specialty Sealants, Thermal Reactive Paste Sealing Compounds

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DEACON® 8875-THIN

Thermal Reactive Paste Sealing Compound
150°F (65°C) to 1800°F (982°C), Up to 5,000 psi (345 Bar) Thread Sealants, Sealing Compounds, Specialty Products - Industrial, Specialty Sealants, Thermal Reactive Paste Sealing Compounds

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Deacon® Crush-Bac™

Two-Part Epoxy Backing Compound
Dry Service Temperature -30° to 300°F (-34° to 149°C), Application Temperature 50° to 150°F (10 to 65°C) Backing Compounds

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DEACON® EPDM RUBBER SEALANT

Thermal Reactive Rubber Sealant
-50°F (-45°C) to 500°F (260°C) Thread Sealants, Sealing Compounds, Specialty Products - Industrial, Specialty Sealants, Thermal Reactive Rubber Sealants

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DEACON® INJECTION GUN #1699

Injection Gun
10,000 PSI max Injection Guns, Specialty Products - Industrial, Specialty Sealants

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DEACON® INJECTION GUN #1700

Injection Gun
10,000 PSI max Injection Guns, Specialty Products - Industrial, Specialty Sealants

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DEACON® INJECTION GUN #2003

Injection Gun
10,000 PSI max Injection Guns, Specialty Products - Industrial, Specialty Sealants

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DEACON® INJECTION GUN #2005

Injection Gun
10,000 PSI max Injection Guns, Specialty Products - Industrial, Specialty Sealants

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DEACON® MOLD-PAC™

Casting Retainer Putty
Up to 1200°F (649°C) Casing Retainer Putty, Specialty Products - Industrial, Damming Compound, Specialty Sealants

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DEACON® PFPE GREASE

Chemically Inert Lubricant
0°F (-18°C) to 500°F (260°C) Greases, Specialty Products - Industrial, Specialty Sealants, Chemically Inert Lubricants

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DEACON® PUMP 44

Pump Packing
-100°F to 1000°F Pump Packings, Specialty Products - Industrial, Specialty Sealants

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DEACON® PUMP 77

Pump Packing
-50°F to 450°F, 0 to 300 PSI Pump Packings, Specialty Products - Industrial, Specialty Sealants

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DEACON® PUMP 99

Pump Packing
-50°F to 450°F, 0 to 300 PSI Pump Packings, Specialty Products - Industrial, Specialty Sealants

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