CNC Machine Tool
Even the best CNC machines are only as good as their peripheral equipment. If systems aren’t built to work together, jams, crashes, and tolerance errors will cause downtime and scrap costs.

Download installation and maintenance manuals, order spare parts, and find tutorial videos to help with your chip conveyor installation and operation.
Download installation and maintenance manuals, order spare parts, and find tutorial videos to help with your chip conveyor installation and operation.
Hennig Power Protection is a dedicated division specializing in custom-engineered generator enclosures, fuel systems, and power infrastructure for mission-critical applications across data centers, healthcare, telecommunications, and industrial facilities.
Precision machining, fabrication & welding services from our Rockford, IL facility. Complete manufacturing solutions with ISO-certified quality.
Precision machining for turbine...
Pallet delivery, robotic tending & software for lights-out production
CNC machining centers, lathes, grinders & multi-axis equipment
Safety systems & rod locks for hydraulic & mechanical presses
You don't have to sacrifice safety for accessibility. Our walk-on covers offer a removable solution built to hold personnel, chip loads, heavy machinery, or contain hazardous chemicals.
Bridge the safety gap and bolster facility safety OSHA compliance with stable, low maintenance walk-on covers that move dynamically to allow access to the pit when you need it.
You can find them in most large manufacturing operations: big open chasms and deep pits built to hold heavy machinery or contain hazardous chemicals. The covering and securing of these huge hazards is vital for the safety of employees and the overall facility, but you don’t want to make your equipment hard to reach.
For that reason, Hennig safety pit covers are the perfect solution. Because they are load-bearing and removable, you don’t have to sacrifice safety for accessibility. They’re the best of both worlds.
Regardless of the size of the area being protected, Hennig Safety Pit Covers easily endure constant use and (dependent on material) will support the weight of heavy chip loads and personnel.
| Features | |
| Protective Canister | Protective canister housings can be provided to add protection to the roll-up covers gearing, spindle, and wound-up cover areas. |
| Walk-on Material | We offer stainless steel and aluminum covers. Because we choose the material based on the environment it operates in, our walk-on covers are always optimized specifically for your application. |
| Non-Slip Surface | A non-slip surface (anti-skid tape or paint) is added so that personnel may walk across the cover’s surface with greater safety than walking across slippery stainless steel or aluminum surface. |
| Actuation | Our walk-on covers are actuated one of four ways: air motor (regulates tension on the cover), electric motor, high-tension spring, no motor/passive (actuated by existing component on the machine) |
| Options | |
| Drive Options | Spring, compressed air, or electric motor |
| Material Options | Stainless steel, AGS I, AGS II |
| Mounting Options | Over-cover surface, below-cover surface, angle/custom mounting |
| Assembly Options | Complete or partial assembly |
| Housing Options | Protection of drive, spindle, and winding area |
| Safety Options | Light curtains, optical perimeter fencing, laser sensors, pressure pad, lockout/tagout controls, guard rails, leading edge sensors, limit switches, non-skid paint/tape |
For additional features and options, call us to discuss solutions best suited for your applications.
In kg Per 1000 mm length
| Type | 500 mm Span | 1000 mm Span | 1500 mm Span | 2000 mm Span | Weight (kg/m2) |
| AGS I | 1950 | 488 | 216 | 122 | 30.4 |
| AGS II | 4540 | 1147 | 504 | 284 | 31.9 |
| AGS III | 3250 | 815 | 370 | 168 | 31.1 |
| Stainless Steel | Determined by application | ||||
Approximately
| Type | 1000 mm extract | 3000 mm extract | 5000 mm extract | 10000 mm extract | 20000 mm extract |
| AGS I | 400 | 480 | 540 | 660 | 850 |
| AGS II | 500 | 600 | 680 | 850 | 1100 |
| AGS III | 450 | 510 | 600 | 740 | 940 |
| Stainless Steel | Determined by application | ||||
| Stainless Steel | AGS I | AGS II | ||
| Material | Profile |
SS/AL |
AL | AL |
| Width x Thickness | * | 34.9 x 13.8 | 68.3 x 25 | |
| Technical Data | Return/coil radius (min) | * | 42 | 100 |
| Net weight (N/m2) | * | 240 | 380 | |
| Max Intermittent Contact Temp (°C) | * | 500 | 500 | |
| Max Permanent Contact Temp (°C) | * | 500 | 500 | |
| Properties | Water tightness (according to IP54) | Excellent | Good | Good |
| Resistance to Emulsions | Excellent | Excellent | Excellent | |
| Suited for Chip Production Areas | Excellent | Not Recommended | Not Recommended | |
| Resistance to Corrosion | Excellent | Excellent | Excellent |
*To be determined by application
There are many risks that can be alleviated with safety pit covers including: open pits, chemical tanks, water treatment facilities, auto maintenance shops, logistics centers, underground systems, manufacturing production floors, concrete foundations, and more.
Even the best CNC machines are only as good as their peripheral equipment. If systems aren’t built to work together, jams, crashes, and tolerance errors will cause downtime and scrap costs.
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Hennig roll-up doors keep utility crews closer to the vehicle and out of traffic. They’re built to help crews handle the daily challenges with double-wall aluminum construction, integrated sealing, and a stainless steel lift bar.
The covering or securing of open pits is necessary for overall facility safety. The measures to protect against falls and falling objects include:
Depending on the requirements of your pit and the work area, the choice of material for your cover will vary. Our safety devices made of aluminum and stainless steel are stable and easy to care for, protect against damage and dirt, and are automated. Please contact us for your specific request.
At Hennig, we’ve perfected the pit cover for steel mills. Let’s unspool how it all works, why it’s ideal, and what you can expect.
A safety pit cover is the easiest and most sensible way for you to protect your employees and remain in compliance with OSHA requirements.
Both Hennig and its sister company, Advanced Machine & Engineering, now operate under the Hennig brand.
Same team. Same products. Same company. Different look.
Unifying the two brands under one name clarifies our offerings and makes them easier for you to navigate — one website, one team, one trusted partner.