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# **Complete Guide to HILTI Wall Plugs Used in Singapore Construction**
Hilti is a global leader in construction fastening technology, and their wall plugs (mechanical anchors) are widely used in Singapore for high-performance, reliable installations in concrete, masonry, and other base materials. This guide covers all Hilti wall plug types, their applications, and Singapore-specific usage.
## **1. Why Use Hilti Wall Plugs in Singapore?**
✔ **High Reliability** – Engineered for heavy loads and critical applications
✔ **BCA-Compliant** – Meets Singapore building standards (SS 582)
✔ **Corrosion-Resistant** – Essential for Singapore’s humid climate
✔ **Versatile** – Suitable for HDB concrete, precast panels, drywall
## **2. Types of Hilti Wall Plugs & Their Uses**
### **A. Mechanical Expansion Anchors (For Concrete & Masonry)**
#### **1. Hilti HSL-3 Heavy Duty Anchor Bolt**
- **Material:** Carbon steel (zinc-plated) / Stainless steel (A4-80)
- **Load Capacity:** Up to **30 kN (3,000 kg)** in concrete
- **Applications:**
- Steel structures, railings, machinery
- HDB balcony fixtures, M&E installations
- **Singapore Usage:** Common in high-load structural anchoring
#### **2. Hilti Kwik Bolt TZ (KB-TZ)**
- **Material:** Zinc-plated steel / Stainless steel
- **Load Capacity:** Up to **20 kN (2,000 kg)**
- **Features:**
- **Torque-controlled expansion** (no over-tightening risk)
- **Crack-resistant** (suitable for dynamic loads)
- **Applications:**
- Aircon brackets, steel beams, façade supports
#### **3. Hilti Drop-In Anchor (DIA)**
- **Material:** Carbon steel / Stainless steel
- **Load Capacity:** Up to **15 kN (1,500 kg)**
- **Features:**
- **Flush-mounted** for clean finishes
- **Internal thread** for bolts
- **Applications:**
- Ceiling suspensions, pipe supports
### **B. Screw Anchors (For Light to Medium Loads)**
#### **4. Hilti HUS-HR (Heavy Duty Screw Anchor)**
- **Material:** Stainless steel (A4-80)
- **Load Capacity:** Up to **10 kN (1,000 kg)**
- **Features:**
- **Self-tapping** (no pre-drilling needed in soft concrete)
- **Vibration-resistant**
- **Applications:**
- Handrails, signage, electrical boxes
#### **5. Hilti HUS3 (Light Duty Screw Anchor)**
- **Material:** Zinc-plated steel
- **Load Capacity:** Up to **5 kN (500 kg)**
- **Applications:**
- Light fixtures, cable trays
### **C. Chemical Anchors (For Critical Structural Loads)**
#### **6. Hilti HIT-HY 200 (Injection Mortar System)**
- **Material:** Epoxy resin + threaded rods
- **Load Capacity:** Up to **100 kN (10,000 kg)**
- **Features:**
- **Highest load capacity** in Hilti’s range
- **Water-resistant** (suitable for wet conditions)
- **Applications:**
- Skyscraper steel connections
- Bridge reinforcements
#### **7. Hilti HIT-RE 500 (High-Performance Chemical Anchor)**
- **Material:** Vinylester resin
- **Load Capacity:** Up to **50 kN (5,000 kg)**
- **Applications:**
- Precast concrete joints
- Heavy machinery baseplates
### **D. Hollow Wall Anchors (For Drywall & Partition Walls)**
#### **8. Hilti HKD-S (Self-Drilling Drywall Anchor)**
- **Material:** Nylon
- **Load Capacity:** Up to **25 kg**
- **Applications:**
- False ceiling fixtures, lightweight shelves
#### **9. Hilti HLC-1 (Toggle Bolt Anchor)**
- **Material:** Zinc-plated steel
- **Load Capacity:** Up to **50 kg**
- **Applications:**
- Heavy wall-mounted TVs, cabinets
## **3. Selection Guide for Singapore Projects**
| **Application** | **Recommended Hilti Anchor** | **Max Load** |
|------------------------------|-----------------------------|--------------|
| **HDB Concrete Walls** | HSL-3 / Kwik Bolt TZ | 2,000–3,000 kg |
| **Precast Panels** | HIT-HY 200 (Chemical Anchor)| 10,000 kg |
| **Drywall/False Ceiling** | HKD-S / HLC-1 | 25–50 kg |
| **Steel Beam Connections** | HSL-3 / HIT-RE 500 | 3,000–5,000 kg |
| **Aircon Brackets** | Kwik Bolt TZ | 2,000 kg |
## **4. Installation Best Practices in Singapore**
1. **Drill Correct Hole Size**
- Use **Hilti TE-CD/TE-YX drill bits** for clean holes.
2. **Clean the Hole**
- Remove dust with **Hilti BX brush or compressed air**.
3. **Torque Control**
- Use a **Hilti torque wrench** to prevent over-tightening.
4. **Corrosion Protection**
- For coastal areas (Sentosa, East Coast), use **A4 stainless steel anchors**.
## **5. Where to Buy Hilti Anchors in Singapore?**
- **Hilti Stores (Lazada/Shopee Official Store)**
- **Authorized Distributors:**
- K Wah Hardware
- Buildmate
- Sin Kwang Hardware
## **6. Compliance with Singapore Standards**
✔ **BCA-Approved** for structural applications
✔ **Fire-Rated Options** (e.g., Hilti HIT-HY 200-R) for commercial buildings
✔ **Marine-Grade (A4 Stainless Steel)** for coastal projects
## **Conclusion**
Hilti wall plugs are the **gold standard** for secure, high-load anchoring in Singapore construction. Key takeaways:
- **For concrete:** HSL-3, Kwik Bolt TZ
- **For drywall:** HKD-S, HLC-1
- **For critical loads:** HIT-HY 200 (chemical anchor)
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