工程石材品種系列
Bollard Ball
Granite Bollard Ball
Solid-turned granite spheres used at building entrances, plazas, car parks and public faci…
Variety Detail · Engineering Stone Series
Bollard Ball — Samples, Technical Data & Applications
Solid-turned granite spheres used at building entrances, plazas, car parks and public facilities to separate pedestrians from vehicles — robust, impact-resistant and weatherproof.
Product Name Reference (4 fields) 4 Fields
| Mainland CN Name | Bollard BallTraffic Bollard Ball · Granite Bollard Ball |
|---|---|
| HK Local Trade Term | Traffic Bollard BallGranite Bollard Ball |
| Export EN Name | Granite Bollard BallBollard Ball |
| Commercial Brief | Solid-turned granite spheres used at building entrances, plazas, car parks and public facilities to separate pedestrians from vehicles — robust, impact-resistant and weatherproof. |
Material & Craft Material & Craft
Turned from solid high-density granite (麻石) blocks. Dense, compression-resistant and impact-proof; usually flamed or bush-hammered for texture. Granite is naturally weatherproof, UV-stable and non-fading — ideal for Hong Kong's hot, rainy, coastal climate.
Technical Data Technical Data
密度
2.60 – 2.80 g/cm³
吸水率
≤ 0.50 %
抗壓強度
120 – 260 MPa
抗彎強度
8 – 20 MPa
莫氏硬度
6.0 – 7.0
放射性等級
A 類 Class A
耐磨性
≤ 8.0 mm
耐凍融
50 次循環合格
* Values are typical granite (麻石) ranges; batches may vary slightly. Contact us for batch test reports.
Applications Applications
Facility Entrances
Separate people and vehicles
Car Parks & Driveways
Define traffic lines
Plazas & Parks
Landscape + safety
Campuses & Hospitals
Protect pedestrians
Cultural Landmarks
Dignified finish
Residential Estates
Low-key utility
Available Surface Finishes
常見規格 Common Sizes
Φ300
Φ400
Φ500
Φ600 mm（可訂造）
Φ400
Φ500
Φ600 mm（可訂造）
表面處理 Finish
火燒面 Flamed
荔枝面 Bush-hammered
光面 Polished
荔枝面 Bush-hammered
光面 Polished
Product Range (10 items) 10 Items
| 1 | 標準圓球標準圓球 · Standard Sphere | Most common Φ400–Φ600 |
| 2 | 帶底座石球連座石球 · Ball with Base | Ball+plinth, anti-roll |
| 3 | 刻字石球刻字石球 · Engraved Ball | Engraved/relief text |
| 4 | 半圓球（半球）半球石球 · Half Sphere | Ground half-sphere bumper |
| 5 | 橢圓球橢圓石球 · Oval Sphere | Oval form, landscape |
| 6 | 方柱頂球方柱頂球 · Cube-top Ball | Cube+ball combo |
| 7 | 穿孔鏈條球穿鏈石球 · Chained Ball | Pre-drilled for chain |
| 8 | 矮墩球矮墩球 · Low Dwarf Ball | Low profile, sightline friendly |
| 9 | 組合球柱組合球柱 · Ball Post Set | Ball+post monolith |
| 10 | 不鏽鋼鑲球鋼石組合球 · Steel-inlaid Ball | Granite+steel ring |
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