GR-100L—GR-2000L Vacuum Tumbling Machine
Scalable Vacuum Tumbling Solutions for Consistent Quality and High Yield in Meat Processing
The GR Series Industrial Vacuum Tumblers are engineered to deliver precise, automated massaging for a wide range of meat products, from mid-scale operations to large industrial facilities. Utilizing an efficient internal baffle design, the tumbling action gently lifts and drops meat, promoting natural protein extraction and uniform marinade distribution. This process tenderizes the meat, enhances flavor binding, improves sliceability, and significantly increases final product yield. Built with food-grade stainless steel and featuring programmable controls, the GR series offers a reliable and consistent solution for producing superior-quality sausages, ham, marinated poultry, and other value-added meat products.
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Product Highlights:
- Scalable for Growing Production Needs: Available in nine models with effective capacities from 100L to 2000L, providing the perfect fit for various production volumes, from specialized processors to large-scale manufacturing plants.
- Programmable for Repeatable Results: Equipped with a waterproof digital control panel for setting total time, tumbling duration, rest intervals, and vacuum levels, ensuring automated, consistent, and repeatable cycles for uniform product quality.
- Optimized Tumbling Design: Features dome-shaped ends and unique curved internal baffles that create an ideal tumbling environment, ensuring gentle but thorough massage, even coating, and minimal damage to delicate ingredients.
- Robust & Hygienic Construction: Constructed with high-quality stainless steel for all food-contact surfaces. The design ensures easy cleaning, durability, and quiet, reliable operation in demanding food processing environments.
- Enhanced Process Control (Optional): Can be equipped with an optional Variable Frequency Drive (VFD), allowing stepless speed adjustment from 0 to 11.5 RPM to fine-tune the tumbling action for different product types and desired textures.
Technical Specifications
| Model | Effective Capacity (L) | Total Capacity (L) | Power (KW) | Voltage (V) | Speed (RPM) | Vacuum Level (MPa) | Dimensions (L×W×H mm) |
|---|---|---|---|---|---|---|---|
| GR-100L | 100 | 200 | 1.85 | 380 | 7 | ≤ -0.08 | 1130 × 912 × 1100 |
| GR-200L | 200 | 400 | 2.25 | 380 | 7 | ≤ -0.08 | 1600 × 1000 × 1450 |
| GR-300L | 300 | 600 | 2.25 | 380 | 7 | ≤ -0.08 | 1700 × 1200 × 1500 |
| GR-500L | 500 | 1000 | 2.95 | 380 | 7 | ≤ -0.08 | 2000 × 1200 × 1550 |
| GR-800L | 800 | 1600 | 5.5 | 380 | 7 | ≤ -0.08 | 2250 × 1400 × 1700 |
| GR-1000L | 1000 | 2000 | 7 | 380 | 7 | ≤ -0.08 | 2560 × 1400 × 1770 |
| GR-1200L | 1200 | 2400 | 7 | 380 | 7 | ≤ -0.08 | 2560 × 1500 × 1870 |
| GR-1600L | 1600 | 3200 | 9.7 | 380 | 7 | ≤ -0.08 | 2530 × 1500 × 1950 |
| GR-2000L | 2000 | 4000 | 9.7 | 380 | 7 | ≤ -0.08 | 2800 × 1700 × 2150 |
*Note: Standard rotation speed is fixed at 7 RPM. All models require a 380V, 3-phase power supply. An optional Variable Frequency Drive (VFD) is available for speed adjustment from 0 to 11.5 RPM. Fixed speeds other than 7 RPM can also be custom-manufactured upon request.*
In-Depth Advantage Analysis
1. Scientifically Engineered for Optimal Meat Processing
The GR Series operates on a proven internal baffle tumbling principle. As the drum rotates, the baffles lift the meat and guide it inwards, causing it to fall gently onto itself. This controlled self-impact and squeezing action is crucial for breaking down muscle proteins into soluble forms, which naturally enhances binding, moisture retention, and tenderness without damaging the meat’s structure, leading to a higher-quality finished product.
2. Delivers Tangible Improvements in Product and Profitability
The consistent vacuum and tumbling action directly address key production goals:
- Enhanced Yield: By improving protein extraction and water-binding capacity, the process reduces cooking loss and increases the final salable weight of products like hams and roasted meats.
- Superior Texture & Sliceability: The even distribution of brine and seasonings, combined with improved protein binding, results in products with better elasticity, a more uniform texture, and clean, non-crumbling slices.
- Reduced Ingredient Costs: Efficient marinade distribution ensures full utilization of added ingredients like starches and seasonings, preventing waste and ensuring consistent flavor in every batch.
3. Built for Reliability and Ease of Operation in Demanding Environments
Focusing on practical needs, the GR Series features a user-friendly, waterproof control panel that simplifies operation and protects against moisture in washdown areas. The all-stainless-steel construction ensures compliance with global food safety standards (like HACCP), provides exceptional durability against corrosion, and allows for quick and thorough cleaning to minimize downtime between batches.
4. A Future-Proof Investment with Flexible Control
The availability of an optional Variable Frequency Drive (VFD) is a significant upgrade for processors seeking maximum control. Adjusting the tumbling speed allows optimization for different products—slower speeds for delicate items, faster for robust cuts. This flexibility makes the GR series a long-term asset that can adapt to new product lines and evolving processing techniques.
Why Choose NPW Equipment?
NPW Equipment is dedicated to providing robust and intelligent solutions for the global meat industry. The GR Series Vacuum Tumbler exemplifies our commitment to delivering machinery that combines proven mechanical principles with practical, automated control. We focus on creating equipment that consistently enhances your product quality, optimizes your production efficiency, and offers a clear return on investment through improved yield and reduced waste.
Request a Capacity Recommendation & Quote
Identify the ideal tumbler size for your output. Contact our sales team with your target batch sizes, product types, and production goals. We will provide a detailed recommendation from the GR series model range and a competitive quotation tailored to your requirements.
