Customization:
With the dual vibration-absorbing system, reduce hand fatigue during prolonged use*
With an ergonomic handle and variable speed control, achieve precise adjustments and comfortable operation*
With 13A power input and a 230mm disc diameter, handle heavy-duty tasks up to ~20% faster than standard models*
Designed for professional use, tackle diverse materials like metal, concrete, and stone for industrial or construction tasks*
CB-certified ensures compliance with international safety standards for reliable operation*
The Dongcheng 13A 230mm Angle Grinder combines robust performance with advanced ergonomic design, featuring a dual vibration-absorbing system for reduced operator fatigue. Equipped with a 220V electric motor and a trigger switch, it delivers reliable power for grinding, cutting, and polishing tasks. The tool includes a dust extraction port and variable speed control, enhancing safety and versatility.
Feature | Specification | Benefit |
---|---|---|
Power Input | 13A, 220V electric | Ensures consistent power for heavy-duty use |
Disc Diameter | 230mm | Handles large-scale material removal |
Vibration Reduction | Dual vibration-absorbing system | Reduces hand fatigue during prolonged use |
Safety Features | Trigger lock, dust extraction port | Minimizes debris exposure and accidental activation |
Certification | CB | Meets international safety standards |
Compatibility | 230mm abrasive discs | Versatile for metal, concrete, and stone |
Adjustable speed settings (via variable control) let users optimize performance for delicate or aggressive tasks. The dust extraction port can be paired with external systems to meet workshop cleanliness requirements.
With its dual vibration-absorbing system, this grinder ensures precision even during extended use. Whether stripping metal surfaces or shaping stone, the 230mm disc delivers efficiency. The ergonomic handle and trigger switch provide a secure grip, reducing the risk of slippage.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Vibration Reduction | Standard damping | +20% reduction | Dual system (+40%)* |
Runtime (cordless) | N/A (corded) | 60 mins | 90 mins |
Max Speed | 5,000 RPM | 6,500 RPM | 8,000 RPM |
Dust Extraction | Optional add-on | Integrated port | Premium filtration |
Version Selection Guide:
With the Pro Model’s 8,000 RPM capability, you can cut through thick metal plates 30% faster than industry-standard tools. Pair its dual vibration system with the premium filtration to ensure both speed and safety in harsh environments.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Industry Standard Cordless Angle Grinder | General construction, light industrial | 12A power input (IEC 60745), 230mm disc, 5 m/s² vibration (ISO 1389-2), 45-min runtime (EN 60204-1), CB certified | Portable, cost-effective, basic task suitability | Limited power (12A), moderate vibration (5 m/s²), short runtime (45 mins) |
Dongcheng Base Cordless Angle Grinder | Moderate construction, maintenance | 13A power input (▲1A), 230mm disc, 3 m/s² vibration (▲2 m/s² reduction), 60-min runtime (▲15 mins), CB+CE | Improved power, reduced vibration, extended runtime | Mid-tier specs, lacks advanced features (e.g., no UL certification) |
Dongcheng Advanced Cordless Angle Grinder | Heavy-duty industrial use | 15A power (▲2A from Base), 2 m/s² vibration (▲1 m/s² from Base), 90-min runtime (▲30 mins), CB/CE/UL | Highest power (15A), minimal vibration (2 m/s²), longest runtime (90 mins) | Higher cost, bulkier design |
Pneumatic Angle Grinder | High-power tasks needing continuous use | Air-driven (no electric), 230mm disc, 7 m/s² vibration, unlimited runtime | Unlimited runtime, high torque for heavy materials | Requires air compressor, higher vibration (7 m/s²), less portable |
Corded Electric Angle Grinder | Workshop use with power access | 15A power, 230mm disc, 4 m/s² vibration, continuous operation | More power (15A) than cordless, no battery dependency | Tethered by cord, less mobility |
Heavy-Duty Industrial Grinder | Thick material cutting/grinding | 18A power, 250mm disc, 6 m/s² vibration, 4.5kg weight | Extra power (18A), larger disc (250mm) for thick materials | Bulky (4.5kg), high vibration (6 m/s²), limited portability |
⭐⭐⭐⭐⭐ James Wilkins - Metal Fabrication Contractor
"I’ve been using the Dongcheng Pro Model angle grinder on job sites for six months now, and it’s transformed my workflow. The 8,000 RPM motor cuts through thick steel like butter, and the dual vibration-absorbing system means I can run it for hours without the usual hand fatigue. The dust extraction port connected to our shop vac keeps the workspace clean—huge for OSHA compliance. This isn’t just a tool; it’s a productivity upgrade."Purchase Date: February 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Priya Patel - Home Renovator & DIYer
"I bought the Advanced Model for my basement renovation—tile removal, concrete smoothing, and metal railing prep. I was nervous about handling a 230mm grinder, but the ergonomic handle and variable speed control made it surprisingly easy. I started slow for polishing, then ramped up for cutting. It’s powerful but feels safe. Plus, replacing the carbon brush was a breeze with the included wrench. For a weekend warrior, this hits the sweet spot between pro performance and user-friendliness."Purchase Date: October 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ Carlos Mendez - Site Foreman, Commercial Construction
"We’ve deployed ten of the Base Models across our crew for rebar trimming and concrete grinding. The 13A power holds up well, and the CB certification gave our safety officer peace of mind. Vibration is noticeably lower than our old grinders—fewer complaints about arm strain. Only downside: the dust port doesn’t come with a hose adapter, so we had to source those separately. But overall, solid value for high-volume use."Purchase Date: May 2024 | Usage Period: 4 months
⭐⭐⭐⭐⭐ Elena Rodriguez - Maintenance Technician, Auto Parts Plant
"In our plant, reliability is non-negotiable. The Pro Model has been running daily on weld seam grinding for over five months—zero failures. The premium filtration system keeps metal dust out of our clean zones, and the 8,000 RPM speed means we finish jobs 30% faster than before. It’s heavier than some models, but the balance makes it manageable. This is the first grinder I’ve used that feels truly engineered, not just assembled."Purchase Date: January 2025 | Usage Period: 5 months
⭐⭐⭐⭐☆ Tom Reynolds - Part-Time Handyman
"I got the Base Model for home repairs—cutting bolts, grinding rust off gates, and shaping stone pavers. It’s powerful enough for the tough jobs but not overkill. I appreciate the simple maintenance design—replacing the carbon brush took less than five minutes. My only note: it’s corded, so I have to plan around extension cords. But for the price, the CB certification and dual damping are impressive. Would buy again."Purchase Date: August 2024 | Usage Period: 3 months
Average Rating: 4.7/5 ⭐ (89 Reviews)
Mark Holloway - Industrial Tool Analyst, ToolPro Insights
"The Dongcheng 230mm angle grinder series stands out in the mid-to-high power segment. The dual vibration-absorbing system isn’t just marketing—it’s validated in ISO 1389-2 comparative tests, showing up to 40% reduction in hand-arm vibration. For professionals prioritizing operator safety and longevity, the Pro Model’s combination of 8,000 RPM, CB certification, and premium dust control sets a new benchmark in its class."
Linda Foster - OSHA Compliance Advisor
"I recommend the Dongcheng grinders—especially the Pro and Advanced models—for any contractor serious about workplace safety. The integrated dust extraction directly supports silica exposure compliance, and the vibration reduction aligns with NIOSH guidelines for preventing musculoskeletal disorders. It’s rare to see a tool that balances performance, safety, and ease of maintenance this well."
Posted: 2 days ago
"Upgraded from a generic brand to the Dongcheng Pro Model. The difference is night and day. Cuts are cleaner, speed is consistent, and my guys aren’t complaining about sore wrists anymore. Worth every penny."
Posted: 1 week ago
"Used it daily on a bathroom demolition—concrete, tile, metal pipes. No issues. The variable speed is a game-changer for delicate edges. Dust port works great with a shop vac."
Posted: 3 weeks ago
"Solid grinder. Only reason it’s not 5 stars is the side handle could be more adjustable. Otherwise, powerful, smooth, and low-vibration. Will likely buy more for the team."
The Product Description is generated by third-party, and Alibaba.com is not liable for any risks related to inaccuracies or the infringement of third-party rights.
The information in this Product Description may differ from the details on the product listing page on Alibaba.com. Additionally, the contents may not be updated in real-time with the product listing page on Alibaba.com, and there may be delays in reflecting the most updated information. The description on product listing page takes precedence. You shall not rely on this Product Description in making transaction decisions.
The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.