Deacon 720-SF Injectable Sealant – Silica Free

Price range: $148.26 through $1,224.90

Deacon 720-SF Injectable Sealant – Silica Free. Heat curing, Dense putty impregnated with metal and carbon fibers, Tan color. Service rating 250°F to 950°F (121°C to 510°C). Forms available: J-Stick; Plug (100 each, 5/8″ x 3″); 7/8 Stick (24 each, 7/8″ x 6″).

Package

Clear

SKU: DCN-720-SF-INJECTABLE-SEALANT-SILICA-FREE

Manufacturer:

Deacon

Bulk Orders

Competitive Pricing

Short Lead Times

Consolidated Shipping

Prompt Response

Request a Quote

What is the Deacon 720-SF Injectable Sealant – Silica Free?

Heat curing, Dense putty impregnated with metal and carbon fibers, Tan color. Below 550ºF (288ºC), speed up the cure by adding SF-ACC Accelerator (always use accelerator when sealing boiler feed water). Shelf-life is 6 months in closed container. Refrigerated storage recommended.

What are the specifications of the 720-SF Injectable Sealant – Silica Free?

Service Rating 250ºF to 950ºF (121ºC to 510ºC)
Forms available: J-Stick; Plug (100 each, 5/8″ x 3″); 7/8 Stick (24 each, 7/8″ x 6″).

What are the characteristics of the 720-SF Injectable Sealant – Silica Free?

Outstanding bridging and plugging capabilities
Will expand and contract with the joint
Contains less than 1% silica

Where is the 720-SF Injectable Sealant – Silica Free used?

High pressure boiler feed water, Steam, Condensate, Hydrocarbons. Designed for bridging large gaps or voids such as uneven flange faces.

Which Deacon 720-SF Injectable Sealant – Silica Free do I order?

J-Stick: part number 111-720-SF J-STICK
Plug (Pack of 100): part number 111-720-SF PLUG
7/8 Stick (Pack of 24): part number 111-720-SF 7/8 X 6

Pack sizes: J-Stick = 1 each; Plug = 100 each (5/8″ x 3″); 7/8 Stick = 24 each (7/8″ x 6″).

How do I confirm this grade fits my service?

If your service condition sits near the rated temperature limit, send us the temperature and the medium with your enquiry and we will confirm the grade against the manufacturer’s data before quoting.

How do I order or get a quote?

PE Energy supplies the Deacon 720-SF Injectable Sealant – Silica Free 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.