SEM
SEM Dual-Mix 39977 Panel Vibration Control Material, 7 oz Cartridge, Liquid, Black, 60 min at 70 deg
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Overview
Built for the job.
Dual-Mix™ Panel Vibration Control Material is a two-component, epoxy and urethane blend for reducing noise and vibration on roof skins and intrusion beams.
Why Pros Choose SEM
- Dual-Mix™ forever warranty
- OEM recommended
- Excellent sag resistance
- Reduces noise and vibration
- Protects against corrosion
- Superior flexibility
- Up to 60 min of working time
How to Use
For use on plastic, primed or painted surfaces and metal
Compatibility
Compatible paint systems: Urethane, Epoxy.
Specifications
| Part No. | 39977 |
|---|---|
| Product Line | SEM |
| MFR Model | 39977 |
| Standard/Approvals | California PROP65 Warning: Cancer and Reproductive Harm | GHS05 | GHS07 | GHS08 | OSHA HCS Hazard |
| Application | For use on plastic, primed or painted surfaces and metal |
| Manufacturer | SEM |
| UPC | 646786399770 |
| Brand | Dual-Mix™ |
| Maximum Sale Quantity | 6 |
| Maximum Sale Day | 7 |
| Applicable Materials | Plastic, Primed and Painted Surfaces, Metal |
| Composition | 13 to 30% Epoxy Resin Modifier, 13 to 30% Aliphatic Amine, 10 to 13% Castor Oil Glycidal Ether, 5 to 7% Fumed Silica, 5 to 7% Nonylphenol |
| Application Time | 60 min at 70 deg F |
| Odor/Scent | Characteristic |
| Color | Black |
| Setting Time | 60 min at 70 deg F |
| Flash Point | 257 deg C |
| Container Size (oz) | 7 |
| Container Type | Cartridge |
| Form | Liquid |
| Curing Time | 60 min at 70 deg F |
About SEM
SEM Products specializes in paint adhesion systems, flexible coatings, and plastic repair — the go-to choice for interior and trim refinishing.
Frequently Asked Questions
What is the cure or dry time for SEM?
The curing time for SEM is 60 min at 70 deg F. Drying and curing times may vary with temperature, humidity, and film thickness — always consult the Technical Data Sheet (TDS) for exact cycle conditions.
What size does SEM come in?
This listing ships SEM in a 7 container. Check the autofxmart catalog for other sizes and bulk pricing.
How fast does autofxmart ship SEM?
Most in-stock orders for SEM ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.
Is this SEM product genuine?
Yes. autofxmart is an authorized distributor of SEM products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
What is the manufacturer part number (MPN) for SEM?
The MPN for SEM is 39977. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
Documents & Safety
- Safety Data Sheet (SDS)
- dualmix_39357_catalog.pdf
- dualmix_39977_specification_sheet.pdf
- 39977%20Panel%20Vibration%20Control%20MaterialUSA.pdf
Why Buy from autofxmart
- Authorized distributor — authentic, factory-fresh stock.
- Fast US shipping — most orders ship within 1 business day.
- 30-day returns — buy with confidence.
- Pro-shop pricing — bulk discounts available on request.
- Expert support — questions? Email us at support@autofxmart.com.
Cure & dry schedule
Timing at 77°F
Skin
10 min
Handle
1 hr
Paintable
30 min
Full cure
24 hr
How to apply
Steps
1Clean both surfaces to bare, dry substrate.
2Load the cartridge and fit the mixing nozzle.
3Apply an even bead (or clamp) where needed.
4Tool or smooth the joint before it skins over.
5Allow to cure fully before stressing or painting.
Specifications
Full data
Frequently asked
Good to know
The curing time for SEM is 60 min at 70 deg F. Drying and curing times may vary with temperature, humidity, and film thickness — always consult the Technical Data Sheet (TDS) for exact cycle conditions.
This listing ships SEM in a 7 container. Check the autofxmart catalog for other sizes and bulk pricing.
Most in-stock orders for SEM ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.
Yes. autofxmart is an authorized distributor of SEM products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
The MPN for SEM is 39977. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
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