Chemetall NAFTOSEAL-MC630C-2 (250-ML-KIT)
SEALANT (250-ML-KIT)
AERO P/N: 116346
Hazardous Material
Naftoseal MC 630C-2 is a two-part polysulfide sealant (~0.25L) with a 2-hour working life, providing flexible, long-lasting sealing for fuselage seams, wet rivet joints, and structural aircraft assemblies.
Product Features
OEM
-
OEM Part No.
-
Colour
-
Shelf Life in Months
6
Shelf Life in Days
180
UN No
UN1133
Class
CL3
PG
PGII
ECCN
EAR99
Country of Origin
United Kingdom
Commodity Code
32149000
Product Type
Sealants
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Information
Additional Product Information
Overview
NAFTOSEAL MC630C-2 is a Class C polysulfide sealant designed for applications requiring controlled working time and precise tooling. It is used in aircraft assembly and maintenance for panel, fairing, and structural sealing where a clean finish and consistent fillet are required.
Key Technical Specs for Chemetall NAFTOSEAL-MC630C-2
- Type: Two-part polysulfide sealant
- Size/Volume: 250 mL (8.45 fl oz)
- Color: Typically gray
- Viscosity/Consistency: Extrudable, self-filleting paste
- Cure/Working Time: Approx. 2 hours (Class C-2)
- Tensile/Peel Strength: Structural sealing grade
- Shore Hardness: Flexible elastomer
- Typical Uses: Panels, fairings, structural joints
- Shelf Life: Refrigerated storage recommended
Approvals & Specifications
- AIMS qualified (variant dependent)
Typical Aircraft MRO / AOG Applications
- Panel edge sealing
- External fuselage seams
- Structural joints requiring neat finish
Compatibility & Safety Notes
- Compatible with aluminium, stainless steel, titanium, and composites
- PPE recommended during mixing and application
Packaging & Procurement
- 250 mL kit for medium-scale tasks
- Suitable for extrusion or roller application
Why Chemetall NAFTOSEAL-MC630C-2 is Chosen for AOG / MRO
- Excellent tooling control
- Produces clean, professional finishes
- Reliable and predictable cure schedule
Practical Suggestions for Your Team (AOG Mindset)
- Use where precision and appearance are critical
- Train staff on self-filleting characteristics
Manufacture / Aviation Spec Codes
- Manufacturer: Chemetall
- Product ID: NAFTOSEAL MC630C-2
Alternative Names & Descriptions
- Naftoseal MC630C
- MC630 Class C Sealant
- Structural Polysulfide Sealant
Restrictions
Restrictions
Restricted
Yes
Hazardous
Yes
Dry Ice
No
Precursor Licence
Export Licence
FEDEX Restriction
Supplier Disruption
no
Recommended Alternatives
Bought Together
Shipping Information
- Orders over £100 online are eligible for FREE UK Mainland delivery.
- Collection for orders is available for all customers. At Checkout, please select 'Ex-Works/Collection'.
- European Delivery is available for selected countries. Shipping costs will be calculated according to the weight of the products.
- Refrigerated shipping required for shipments going by sea or exceeding 7 days transit time.
- For additional information, please see our shipping page.