This model features a disc diameter of approximately 470-500mm, a main motor power of 37-45kW, a typical production capacity of 100-300kg/h, and a spindle speed of 3600-3800rpm. Equipped with 24-28 replaceable moving blades + high-density fixed tooth plates, it delivers high shearing efficiency and wear control for PVC with medium to low filler content, with a service life of approximately 500-800 hours. Intelligent temperature control + water-cooled circulation maintains grinding chamber temperature at 45-55°C, preventing PVC decomposition/yellowing.
Powder fineness ranges from 20-80 mesh (mainstream 30-60 mesh), delivering uniform particles without scorching. Compact footprint, low energy consumption (total power ~50kW), noise <85dB, and easy maintenance (quick-change modular blade blocks). As the entry-level model in the series, it offers the best cost-performance ratio, ideal for small factories or multi-variety small-batch production. Supports rapid material changeovers and laboratory-grade fine adjustments.
The Mao Yue PVC-500 Grinder primarily targets small-to-medium scale, high-flexibility, entry-level PVC recycling, testing, and product manufacturing applications. It is particularly suited for small factories, laboratories, or multi-variety processing enterprises with limited investment budgets, high powder quality requirements, and moderate production capacity needs. First, in small-to-medium PVC recycling scenarios, this model is optimised for processing common materials like waste PVC pipes, profile offcuts, floor tiles, cable sheaths, and door/window scraps. Through efficient, small-batch fine grinding, it produces uniformly fine, pure PVC powder free of impurities. This powder can be directly supplied to downstream processes like regranulation, pipe extrusion, profile extrusion, and injection moulding processes, enabling low-cost, high-value recycling of waste PVC. Secondly, it excels in laboratory/formulation testing applications, supporting ultra-fine grinding of small-batch PVC samples (with adjustable fineness from 20 to 100 mesh).
This makes it highly suitable for fine grinding needs in university labs, research institutions, new material enterprises, or during formulation development stages. It ensures a narrow particle size distribution and high purity, facilitating rapid verification of formulation stability, processing performance, and additive compatibility. Additionally, for entry-level PVC powder product manufacturing, this model enables small-scale trial production or entry-level batch manufacturing of PVC products like flooring, wall panels, and foam boards. It delivers uniformly fine powder free of scorching and impurities, compatible with small-scale calendering/extrusion lines. This ensures smooth product surfaces and consistent performance, helping SMEs rapidly enter the PVC powder products market. Finally, for multi-material flexible processing scenarios, it supports blending tests and fine pulverisation of PVC with small quantities of additives. Equipped with a convenient material changeover design and micro-adjustment gap system, it adapts to frequent material switching requirements for multi-variety, small-batch production.
Item
Description
Remarks
1
Type
500
2
diameter of disc
500mm
3
Capacity
100-300 kg/h
4
Mesh size
10 to 50 Mesh
5
Drive motor
37/45kw
6
Speed control
Star delta/Soft start/Inverter
7
Belt pulley standard
Imported bearings (NSK)
8
Material of knives blades
High-chromium alloy
9
Blower motor
5.5kw
10
Pipe material
All stainless steel
11
Diameter size of pipe
159
12
Diameter of vibrator
1000mm
13
Motor power of Vibrating screen
1.1kw
14
Feeding method
Iron removal tie feeding
15
Bag diameter size of dust collector
300mm
16
Cooling method
Water cooling,one is enter,another is out
Q: How about your after-sales service?
Perfect,we have freight forwarders stationed across the country who can respond promptly to your enquiries, or our technicians can be on-site within a month to carry out repairs and similar tasks.
Q: Logistics-related issues
You may opt to use your local freight forwarder (optional).
Q: How can I get product progress without going to your company?
We shall also be attending trade fairs across all continents worldwide. Should you wish to attend, we can issue an invitation for you to join us for discussions.
Q: What information do I need to provide to get an accurate quote?
Yes, we provide wooden pallets, wooden crates and other packaging (if required).
Q: How long is the warranty period?
The product is manufactured and inspected in accordance with national and industry standards by the supplier. The main unit, motor and electrical cabinet are covered by a one-year warranty. The main shaft is covered by a two-year repair warranty. Consumables are not covered by warranty.
Q: Why choose us?
1. Unlike other manufacturers who use wire-cutting technology on their discs, we use professional grinders from Taiwan to sharpen every tooth. We can even repair dull discs.2. Our discs are made of DC53 steel, which is even harder than D2 steel, with a Mohs hardness exceeding 60.3. For dynamic balancing, we use machines imported from Germany, ensuring that een a coin held upright will not fall during operation, rivaling China's high-speed rail systems.4. As the source manufacturer, we manufacture every part of the machine (except the motor and electrical components), allowing for rapid response for replacement and supply of consumable parts.
Changzhou Mao Yue Intelligent Equipment Co., Ltd. has been established for 30 years and has firmly established itself in the industry. Model 500 PVC Pulverizer Grinder Machine Factory in China. We pioneered the plastic pulverizer market and have been committed to manufacturing each component with European quality standards. Our disc pulverizer is renowned for its excellence, and it is a key player in the plastic size reduction process.
We provide great machines for industries such as rotational molding, masterbatch, and polymers, grinding out powders with narrow particle size distribution and fluidity, laying a solid foundation for subsequent products. As a source factory, we have 6 processing workshops, each averaging 1,400 square meters in size, and has over ten technical personnel. We regularly send personnel to study machine cases in advanced countries like Germany to strive to bring great equipment to our customers!
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