Basic technical specifications and characteristics

1. Capacity: Max. 330tons/ year

2. Trim width: 1600mm

3. Weight range: 10~100ɡ/m²

4. Fiber fineness:the average diameter of melt blown fiber is 2-5 μm

5. Product standard:BFE 99/95

6. Working speed:about 30~60m/min

7. Raw material:PP chips

8. Total installed power: 400kw

9. Workers request: 2 people / shift

10. Space demand:20m x 15m x 7m (L x W x H)

Technology process

Detailed configuration list

1. High pressure fan system with air heating tank and gas distribution pipe

Maximum speed is 4000RPM, and the air pressure can up to 20PSIG.

Maximum air flow is 2023CFM. The power is 90Kw.
Maximum gas temperature of gas heating tank is 300℃; heating power is 120Kw.

With the function of over temperature alarming and automatic disconnection.

2. Extruder with automatic feeder and stainless steel hopper

Single screw extruder especially for nonwovens.
Maximum capacity: 160KG/H
Pressure tracking automatic variable frequency speed regulation
Power: 45Kw - Simens Beide motor
Heating power: 40Kw
Suction capacity of vaccum feeder: 500KG/H
Power of vacuum pump: 3Kw
Additional with one suit of small screw for the auxiliary materials; variable frequency control the ratio of auxiliary materials.
Power: 0.37Kw

3. Melt filter 

GD-DP-B-100 double-column double-station hydraulic mesh filter, hydraulically push-pull filtration units, so the net can be changed without pause and fluctuation.
Heating power: 5.2Kw
Diameter of single working position filter area: 94.2mm
Filter area: 69cm²
Pressure control before and after filtration with high precision and low temperature drift pressure sensor and instrument.

4. Melt metering system with the melt pipe connecting to spinneret 
Heating power: 2Kw
Motor power: 5.5Kw
Variable frequency control
Melt pipeline heating power: 4Kw

5. 1.6 m Melt-blow spinning system 

Equipped with melt-blown spinning box and spinning components made in China.
Heating power of spinning nozzle: 45Kw
Working width: 1600mm
The hole diameter: 0.35mm
Hole spacing: 0.6mm
11 temperature measuring points, the die head is divided into 11 zones for heating (6 heating rods for each zone, heating power: 6 * 600W)
The integral quick-installed spinneret assembly, the spinneret life cycle is about 10 days under the condition of clean raw materials.

6. Web-forming system

1 suit lifting platform shared with double-drum receiver

Working width: 1800mm
The height can be adjusted, and the receiving distance is 100-400mm. Nylon mesh surface, equipped with air box, with automatic deviation correction function of mesh curtain.

7. Electrostatic electret system

CNC 60kV high voltage electrostatic generator with self recovery over-voltage and over-current protection function; electrostatic electret loading roller and electrode device.

8. Winding and cutting machine

Motor power: 3Kw frequency control
Line speed: 0~100m/min
Online slitting and meter counting.

9. Electrical control system

Main components are Delta brand, other low-voltage electrical components are Chint. Designed as HMI+PLC+inverter architecture, the inverter is controlled by Delta's dedicated ethernet communication method, and temperature control is controlled by Delta's dedicated modular control meter. The design structure is simple and the degree of intelligence is high.
It can access and troubleshoot via the remote internet.