Deacon 770-L Thermal Reactive Liquid Sealing Compound

Description

What is the Deacon 770-L Thermal Reactive Liquid Sealing Compound?

A heat curing liquid sealant that is used in high temperature and high pressure applications. DEACON 770-L is specially designed to be a thread sealant or gasket dressing, 770-L will flow to fill small voids and surface irregularities. The proprietary formulation allows 770-L to be used as the only sealant on low-tolerance metal-to metal joints. 770-L will not cement the joints together or interfere with future repairs. In the presence of heat, 770-L will form a mechanical-type seal against steam, oils, solvents, hydrocarbons and a variety of chemicals.

What are the specifications of the 770-L Thermal Reactive Liquid Sealing Compound?

• Base Materials Resin
• Service Rating 200°F (93°C) to 950°F (510°C) Up to 11,000 psi (758 bar)

Which Deacon 770-L Thermal Reactive Liquid Sealing Compound do I order?

• Pint Brush Top: part number 111-770-L PINT
• Quart: part number 111-770-L QUART

How does this grade compare with the rest of the Deacon range?

Across the 55 Deacon injectable sealants and compounds PE Energy stocks, this one is rated 200°F (93°C) to 950°F (510°C) Up to 11,000 psi (758 bar). That places it above 22 of the other 54 on upper service temperature: HF-700 Rubber Compound stops at 700°F, and 909 continues to 1000°F.

Deacon publishes these ratings one product page at a time, so the comparison above is the part that is hard to assemble before you order. If your service condition sits near a boundary, send us the temperature and the medium with your enquiry and we will confirm the grade against the 2026 manufacturer catalogue before quoting.

How do I order or get a quote?

PE Energy supplies the Deacon 770-L Thermal Reactive Liquid Sealing Compound from the 2026 manufacturer catalogue. Order the part number for the option you need, or send us the part number with your application details and we return pricing and lead time.