PPG Aerospace/PRC DeSoto® Class B Windshield & Canopy Sealant 1 Pt Black (Part A/B) PR1425B1-2PT

PR-1425 Class B is an aircraft windshield and canopy sealant. It has a service temperature range from -65 to 250 deg F, with intermittent excursions up to 275 deg F. This material is designed for fillet sealing of properly prepared glass, polycarbonate, acrylic and other aircraft sealing applications. This product is specifically formulated not to craze substrates. The cured sealant exhibits excellent-resistance to UV and weather exposure. PR-1425 Class B is a two-part, dichromate cured polysulfide compound. The uncured material is a low sag, thixotropic paste, suitable for application by extrusion gun or spatula. This sealant has excellent adhesion to common aircraft substrates.

TECHNICAL INFORMATION
• FMS-3065 - Class B-1/2, -2 - Lockheed - Fort Worth, GAC146BH -1/2, -2 Gulfstream, MEP 09-037 - B-1/2, -2 Embraer, MFM0027 - Type B-1/2, -2 Mitsubishi Heavy Industries

SPECIFICATIONS
• Container Size: 1 pt
• Form: Liquid (Part A), Solid (Part B)
• Color: Black (Part A/B)
• Composition: >=20 to <=39% N, N-Dimethylacetamide, >=20 to <=26% Sodium Dichromate Anhydrate, >=5 to <=10% Calcium Dichromate, >=1 to <=5% Kaolin, <=1% Carbon Black, <1.0 Crystalline Silica, Respirable Powder (<10 microns) (Part A), >=5 to <=10% Calcium Carbonate, >=5 to <=10% Carbon Black, >=1 to <=5% Epoxy Resin, >=1 to <=5% Terphenyl Hydrogenated (Part B)
• Curing Time: 7 Days
• Specific Gravity: 1.41 (Part A), 1.34 (Part B)
• Viscosity: >21 cSt (Part A)
• VOC Content: 454 g/L (Part A)
• Shelf Life: 9 Months
• Flash Point: 93.33 deg C (Part A/B)
• Boiling point: >37.78 deg C (Part A)
• Mixing Ratio: 10:100
• Application Time: 1/2 hr
• Domestic/Import: Domestic

APPLICATIONS
• Industrial use Only