Loctite Clover Compound Grit-280 Grade a Fluid Abrasive 1lb
LOCTITE® Clover® 39401 Valve Grinding Compound – Gray Grade A (280‑Grit) – 1 lb
⚙️ Standard Silicon Carbide Abrasive Paste for Fast Metal Removal
🌟 Key Features & Benefits
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Fast & Efficient Metal Removal – The 280‑grit silicon carbide formula swiftly removes material without producing a polished finish—ideal for precise flat surfaces.
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Smooth, Flat Lapped Finish – Develops planar surfaces with effective cutting action, while preserving texture for optimal performance.
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Rust-Preventing Film – Leaves a protective residue on lapped parts, guarding against corrosion even during storage.
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Retained Lubrication During Use – Maintains its grease-based consistency, allowing extended lapping cycles without deterioration .
📋 Technical Specifications
| Property | Specification |
|---|---|
| Abrasive Type | Silicon Carbide (SiC) |
| Grit Grade | 280 grit (Grade A) |
| Appearance | Gray/Black abrasive paste |
| Carrier | Petroleum-based grease |
| Specific Gravity | 1.1 – 1.24 @ 25 °C |
| Moh’s Hardness | 9.5 |
| Cure Type | Non-curing (stays paste) |
| Container Size | 1 lb (16 oz / 453.6 g) can |
🛠 Typical Applications
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Valve Seat Lapping & Grinding – Achieves precise seat mating in gas and diesel engines hongteckhin.com.sg.
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Gear / Shaft Lapping – Ideal for finishing mating surfaces on shafts, bushings, gears, and dies .
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Flat Surface Lapping – Effective on seals, castings, knives, and cutting blades to ensure flatness.
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Machining Finishes & Prep – Used in industrial settings for fine-tuning machined surfaces and eliminating tool marks .
💡 Why Choose Clover® 39401?
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Trusted by Professionals – A go-to abrasive compound in manufacturing, automotive, and aerospace industries.
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Consistent Particle Size – Meets ANSI/FEPA standards for uniform abrasive action and reproducible finish.
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Extended Useability – Maintains performance throughout long lapping cycles without drying out .
✅ Application & Storage Tips
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Apply Thinly – Use a light but even layer of Compound to avoid overloading.
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Use With Proper Tooling – Ideal on lapping plates, hand lappers, valve grinders, or drilling fixtures.
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Clean After Use – Remove residual compound with degreaser, then rust-proof or lubricate parts.
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Store Correctly – Seal lid after use and store in a cool, dry place to maintain paste consistency.
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