USED NELMOR RG2257

Used Nelmor Model RG2257 Granulator. 22" x 57" feed throat. 5 knife (15 pcs) open rotor with 2 bed knife positions (6 pcs). Top in-feed. 150 HP 460-volt 1785 RPM Bador Super-E motor. 10" OD Airveyor discharge. Clam shell split chamber is powered by 3 HP hydraulic pump. Drop down Airveyor is hydraulically operated by a manual pump. 3,000 lbs. per hour rated average through put. Includes OEM control panel.

Used Equipment Facts About This Machine
🏭 Manufacturer Info

Manufacturer: Nelmor (now part of ACS Group / Sterling)

Model: RG2257

Rotor Style: 5-Knife Open Rotor (15 knives total)

Bed Knife Positions: 2 (6 knives total)

Motor: 150 HP, 460V, 1785 RPM Baldor Super-E

Condition: Used, complete with OEM controls

📄 Product Description
This Used Nelmor Model RG2257 Granulator is a high-throughput industrial plastic granulator featuring a 22" x 57" feed throat, ideal for large parts, purgings, sheet, or blow-molded waste. Equipped with a 5-knife open rotor (15 total knives) and 2 bed knife positions (6 knives), the RG2257 delivers consistent and efficient granulation.
The clam shell cutting chamber, powered by a 3 HP hydraulic pump, provides tool-free access for rapid cleaning and maintenance. A drop-down Airveyor discharge system, hydraulically actuated via manual pump, directs material through a 10" OD airveyor outlet.
The granulator includes:

Top-mounted infeed chute

Hydraulic split chamber for easy blade access

OEM Nelmor control panel

150 HP Baldor Super-E motor for energy-efficient operation

Rated throughput: Approx. 3,000 lbs/hour

📐 Specifications

Feature
Specification

Model
RG2257

Feed Throat
22" x 57"

Rotor Type
Open rotor, 5 knife (15 total)

Bed Knife Positions
2 positions (6 total knives)

Motor
150 HP, 460V, 1785 RPM Baldor Super-E

Cutting Chamber
Clam shell split design

Hydraulics
3 HP motor (clam shell), manual pump (airveyor)

Discharge
10" OD Airveyor (drop-down)

Infeed Style
Top-mounted

Throughput Capacity
3,000 lbs/hour (avg.)

Control Panel
Included, OEM Nelmor

🧰 Applications

Plastic bottle and container granulation

Large part and purge reduction

Post-consumer and post-industrial recycling

Sheet, film, or thermoform scrap

Extrusion and molding waste processing

Pallets, bins, and industrial plastic products

Blow-molded scrap grinding

Granulating floor sweeps or edge trim

Inline regrind feeding systems

Closed-loop plastic manufacturing systems

🛠️ What Might This Be Used For?

🧱 Granulating wide-format sheet or roll stock

♻️ High-capacity size reduction for large scrap

🏭 Feeding grinders into extrusion or reprocessing lines

🧰 Size reducing bulky or irregular purgings

🧴 Post-molding blow mold waste processing

📦 Reducing packaging waste for reclaim

🔄 Supporting closed-loop material reuse in plastics plants

🛠️ Shred-to-size systems with pneumatic transfer

📐 Laboratory or QA batch regrind applications

💡 Inline scrap handling for automated production
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