3M
3M 8275 2‑Part Rigid Parts Repair Adhesive, 400 mL Cartridge, Blue Paste
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Hazardous material · Paste
This hazardous material ships ground-only. A handling surcharge may be added at checkout.
Shipping restrictions apply
Ground freight only (UPS/FedEx). Cannot ship via Air, USPS, or to PO boxes. APO/FPO addresses excluded.
WARNING: Cancer & Reproductive Harm
California Pro65 Warning: Cancer and Reproductive Harm
Tap for details → P65Warnings.ca.gov
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Overview
Built for the job.
3M™ rigid parts repair is a two-part epoxy designed for use as a filler and an adhesive. We designed this product to repair SMC, FRP (traditional fiberglass) and other rigid plastic parts. This adhesive filler is easy to sand and formulated for excellent featheredge. Designed as a two-component epoxy adhesive, 3M™…
Why Pros Choose 3M 2-Part
- A high performance two-component epoxy adhesive
- Used to repair SMC, FRP (traditional fiberglass) and other rigid plastic parts
- Excellent for use on rigid plastic and fiberglass parts
- Epoxy based adhesive is easy to sand
- Formulated for excellent featheredge
- Designed for use as a filler and an adhesive
Compatibility
Compatible substrates: Fiberglass, Plastic, SMC.
Compatible paint systems: Epoxy.
Specifications
| Part No. | 8275 |
|---|---|
| Product Line | MMA |
| MFR Model | 08275 |
| Standard/Approvals | California Pro65 Warning: Cancer and Reproductive Harm |
| Application | For plastic repair |
| Manufacturer | 3M Products |
| Alternate Part Number-1 | 60455051221 |
| UPC | 051135082751 |
| Brand | 3M™ |
| Applicable Materials | FRP, SMC |
| Composition | 40 to 70% Mercaptan-Terminated Epoxy Curing Agent, 10 to 30% Talc, 10 to 30% Limestone, 3 to 7% Butyl Benzyl Phthalate, 3 to 7% Tris 2,4,6-Dimethylaminomonomethyl) Phenol, 1 to 5% Dimethyl Siloxane, Reaction Product with Silica, <0.25% Quartz Silica (Part A)/45 to 70% 4,4'-Isopropylidenediphenol-Epichlorohydrin Polymer, 10 to 30% Talc, 10 to 30% Limestone, 3 to 7% 1,2,3-Propanetriyl Ester of 12-(Oxiranylmethoxy)-9-Octadecenoic Acid, 1 to 5% Dimethyl Siloxane, Reaction Product with Silica, Quartz Silica (Part B) |
| Application Time | 10 min |
| Specific Gravity | 1 |
| Base Type | Epoxy |
| Component | 2K |
| Odor/Scent | Strong Mercaptan (Part A), Little (Part B) |
| Color | Blue |
| Container Size (mL) | 400 |
| Flash Point | 200 deg F |
| Container Type | Cartridge |
| Form | Paste |
| Temperature Rating (deg F) | -20 to 180 |
| Type | 2-Part |
| Curing Time | 4 hr |
About 3M
3M is a global leader in abrasives, masking, and body repair products. Trusted by OEM collision centers for high-performance prep and finishing solutions.
Frequently Asked Questions
What surfaces can 3M MMA be used on?
3M MMA is compatible with Fiberglass, Plastic, SMC. Always ensure the surface is properly cleaned, degreased, and sanded before application to achieve the strongest adhesion and a professional finish.
What is the cure or dry time for 3M MMA?
The curing time for 3M MMA is 4 hr. 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 3M MMA come in?
This listing ships 3M MMA in a 400 container. Check the autofxmart catalog for other sizes and bulk pricing.
How fast does autofxmart ship 3M MMA?
Most in-stock orders for 3M MMA 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 3M product genuine?
Yes. autofxmart is an authorized distributor of 3M 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 3M MMA?
The MPN for 3M MMA is 8275. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
Documents & Safety
DANGER: This adhesive contains hazardous chemicals that can cause serious health effects including skin burns, eye damage, respiratory issues, and potential cancer risk. Required safety equipment: chemical-resistant gloves, safety glasses, protective clothing, and respirator in poorly ventilated areas. Avoid skin and eye contact, inhalation of vapors, and ingestion. Flash point is 200°F. Always refer to the full SDS before use.
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.
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
3M Products MMA is compatible with Fiberglass, Plastic, SMC. Always ensure the surface is properly cleaned, degreased, and sanded before application to achieve the strongest adhesion and a professional finish.
The curing time for 3M Products MMA is 4 hr. 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 3M Products MMA in a 400 container. Check the autofxmart catalog for other sizes and bulk pricing.
Most in-stock orders for 3M Products MMA 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 3M 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.
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