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Description
Description
Stanley S421 All Purpose RTV Silicone — one-component, acetoxy-cure, 100% silicone sealant that delivers a permanently flexible, durable, watertight seal for general sealing and glazing.
Recommended for: windows & doors, bathrooms & kitchens, plumbing, and connection/expansion joints on glass, ceramic/porcelain, coated wood, painted surfaces, stainless steel, aluminum, and select plastics.
- Permanently elastic; excellent primerless adhesion to many non-porous substrates
- Indoor/outdoor; resistant to aging, cracking, and discoloration
- Mold-proof; performs across temperature extremes
- Net content per cartridge: 300 mL (10.1 fl oz)
SXSE1021US — Clear
Specifications
| Parameter | Value / Notes |
|---|---|
| Packaging | 300 mL cartridge (10.1 fl oz); 12 pcs/box |
| Base / Cure | Silicone / Acetoxy |
| Density | 8 ± 0.2 lb/gal (≈ 0.96 g/mL) |
| Skin formation | 8–20 min @ 73 °F, 50% RH |
| Drying rate | ≥ 0.1 in/day (≥ 2.5 mm/day) |
| Shore A hardness | 15–25 |
| Elongation at break | ≥ 350% |
| Tensile strength | ≥ 101 psi (≈ 0.70 MPa) |
| Sagging (ISO 7390) | 0 in |
| Application temperature | +41 °F to +104 °F (5–40 °C) |
| Service temperature | −40 °F to +356 °F (−40–180 °C) |
| Paintable | No (not over-paintable) |
Limitations
- Not for porous natural stone (e.g., marble), mirrors, or certain sensitive metals
- Avoid contact with bitumen, neoprene, and some organic elastomers
- Not suitable in totally confined spaces where moisture-cure cannot occur
SXSE1022US — Translucent
Specifications
| Parameter | Value / Notes |
|---|---|
| Packaging | 300 mL cartridge (10.1 fl oz); 12 pcs/box |
| Base / Cure | Silicone / Acetoxy |
| Density | 8 ± 0.2 lb/gal (≈ 0.96 g/mL) |
| Skin formation | 8–20 min @ 73 °F, 50% RH |
| Drying rate | ≥ 0.1 in/day (≥ 2.5 mm/day) |
| Shore A hardness | 15–25 |
| Elongation at break | ≥ 350% |
| Tensile strength | ≥ 101 psi (≈ 0.70 MPa) |
| Sagging (ISO 7390) | 0 in |
| Application temperature | +41 °F to +104 °F (5–40 °C) |
| Service temperature | −40 °F to +356 °F (−40–180 °C) |
| Paintable | No (not over-paintable) |
Limitations
- Not for porous natural stone (e.g., marble), mirrors, or certain sensitive metals
- Avoid contact with bitumen, neoprene, and some organic elastomers
- Not suitable in totally confined spaces where moisture-cure cannot occur
SXSE1020US — White
Specifications
| Parameter | Value / Notes |
|---|---|
| Packaging | 300 mL cartridge (10.1 fl oz); 12 pcs/box |
| Base / Cure | Silicone / Acetoxy |
| Density | 8 ± 0.2 lb/gal (≈ 0.96 g/mL) |
| Skin formation | 8–20 min @ 73 °F, 50% RH |
| Drying rate | ≥ 0.1 in/day (≥ 2.5 mm/day) |
| Shore A hardness | 15–25 |
| Elongation at break | ≥ 350% |
| Tensile strength | ≥ 101 psi (≈ 0.70 MPa) |
| Sagging (ISO 7390) | 0 in |
| Application temperature | +41 °F to +104 °F (5–40 °C) |
| Service temperature | −40 °F to +356 °F (−40–180 °C) |
| Paintable | No (not over-paintable) |
Limitations
- Not for porous natural stone (e.g., marble), mirrors, or certain sensitive metals
- Avoid contact with bitumen, neoprene, and some organic elastomers
- Not suitable in totally confined spaces where moisture-cure cannot occur
