80/156Conical twin screw extruder SJSZ80/156-ZL

80/156Conical twin screw extruder SJSZ80/156-ZL

80/156Conical twin screw extruder SJSZ80/156-ZL
80/156Conical twin screw extruder SJSZ80/156-ZL


1.80/156Conical twin screw extruder
a)       Extrusion system: (screw & screwdriver)
         Screw & barrel: made by the domestic famous brand manufacturer "Zhejiang Huayi", Huayi has the best processing equipment and processing technology in China, and is the national screw quality testing center.
1.1.1   Screw diameter:80 mm 156 mm.
1.1.2   Design output: 280kg~320kg/ hours
1.1.3 The screw structure is specially designed for PVC powder, through conical occlusal mode, reverse rotation, speed: 1~37r/min
1.1.4    Screw material: high quality alloy steel-38CrMoAI extrusion section bimetallic high wear resistance, after high temperature nitriding treatment, nitriding depth: 0.6 ≤ 0.7mm, surface hardness HV740~940
1.1.5    Screw core temperature control: internal circulation water cooling or external circulation oil cooling.
1.1.6    Cylinder material: high quality alloy steel-38CrMoAI extrusion section bimetallic high wear resistance, after high temperature nitriding treatment, nitriding depth: 0.6 ≤ 0.7mm, surface hardness ≥ HV940
1.1.7    Cylinder temperature control system:
1.1.7.1  Heating area: cast aluminum heating ring + stainless steel surface shell + cooling fan
1.1.7.2  Cooling unit: The fan provides air as medium to provide precise temperature control.
1.1.7.3  Number of heating zones: 5 zones, total heating power 28kW, temperature range 50 ≤ 400 ℃
1.1.7.4  Power of cooling fan: 4 × 0.25KW/
1.1.7.5  Screw-cylinder quality assurance: advanced processing, testing equipment, strict heat treatment control process, under the condition of using national standard formula, ensure more than 1 year

b) quantitative feeding system:
1.2.1    Adopt stainless steel feed hopper
1.2.2    Quantitative feeding setting
1.2.3    Power of the feeding motor: 0.75KW three-phase asynchronous motor, connected with the micro-swing-type transmission, the rotation speed of the motor is 50-1450r/ min, and the rotating speed range of the feeding screw is as follows:2-50r/min
1.2.4    Speed control of feeding device, controlled by imported brand AC frequency converter (frequency converter for Sanken)
c)      vacuum pumping hardware :
1.3.1    Vacuum pump: 1 direct water ring vacuum pump (Ningbo Fangli or Shanghai Ruichang)
1.3.2    Vacuum pump power:1.5kw
1.3.3    Operation mode of vacuum pump motor: three-phase asynchronous motor
1.3.4    vacuum degree:0~ -0.075Mpa

d)      Transmission deceleration system
1.4.1    Adopt high torque reducer
1.4.2    Water cooling device
1.4.3    Reducer gear material: 20CrMoTi, gear deceleration, adopt hard tooth fabric tooth surface combination, gear carburization grinding tooth treatment
1.4.4    Using German technology, long service life, low noise, low heat
1.4.5    And the main motor is connected with the reduction box through a coupling.
1.4.6   Distribution box: The single-shaft torque output is converted into the double-shaft torque output by the over-bevel gear

e)      Main motor system:
1.5.1    Ac main motor
1.5.2    Main motor power:55kw,  380v,   50HZ
1.5.3    Main motor speed regulation mode: controlled by imported brand AC frequency converter

f)       Size and weight of extruder
1.6.1    Size of extruder:4600 ×1800×2500mm
1.6.2    center height :1030mm
1.6.3    Mainframe weight:5000kg

g)      Electric control system
1.8.1    Optimized design of electrical control cabinet
1.8.2    Japan import brand temperature control meter, control system adopts PID type temperature fluctuation self-tuning regulation (temperature control meter is Omron)
1.8.3    Ac frequency converter adopts imported brand (frequency converter is ABB or Sanken)
1.8.4    Siemens AC contactor
1.8.5    Emergency parking device and alarm system

h)      Alarm system detection range:
1.9.1    Overcurrent protection alarm function
1.9.2    Automatic alarm parking function of screw shedding and loosening


80/156Conical twin screw extruder SJSZ80/156-ZL
80/156Conical twin screw extruder SJSZ80/156-ZL



PMT-The revolutionaries and leader in the plastic machinery tech. Visit us: http://en.plastic-machinery-tech.com

Comments

Popular Posts