300 Tons Pet Preform Semi Automatic Hydraulic Pump Plastic Injection Moulding Machine

• Customization: Available
• Type: Preform Injection
• Structure: Horizontal
• Plastic Type: Thermoplastic
• Plasticizing Way: Screw Type
• Clamping Way: Hydraulic
• Automation: Automatic
• Computerized: Computerized
• Certification: CE, ISO9001:2008
• Mold Height(mm): 10 - 30 mm
• Ejector Stroke(mm): 10 mm
• Injection Weight (G): 960 G
• Ejector Number: 5
• Trademark: smac
• Origin: China
• Package Size: 1290.00cm * 1800.00cm * 790.00cm
• Package Gross Weight: 6300.000kg

Product Description

#1

Machine Technical  Parameter

Model			SZ-12500A
	Screw diameter	mm	120	130	140
/	Screw L/D ratio	L/D	24	22.2	20.6
	Max. Theoretical injection capacity	cm^3	6333	7433	8616
	Shot weight(PS)	g	5763	6764	7844
	Max. injection pressure	kg/cm^2	1730	1480	1270
	Max. injection speed	g/sec	956	1122	1302
	Max. plasticizing capacity	g/sec	128	145	175
	Screw stroke	mm	590
	Screw speed range	r.p.m	0-95
	Heating power	Kw	85
	Heating number	qty	8
	Clamping force	MT	1250
	Max. opening stroke	mm	1300
/	Mould height	mm	550-1300
	Distance between mould platens	mm	2600
(×)	space between tie bars(V×H)	mm	1260×1260
(×)	Mould platen size(W×H)	mm	1870×1870
/	Ejetor force/stroke	ton/mm	26/400
	Ejector number	pcs	1 or 21
	Oil pump power	Kw	55+55
	Pump P. max.	MPa	16
(××)	Machine size (L×W×H)	m	14.9×3.60×3.5
	Net weight	ton	65

#2

Machine Photo

CLAMPING UNIT

• • New type 5-point toggle device with the advantage of stable movement curve and gentle shock
  • High-quality mould platen with enough intensity to ensure no out of shape if high-pressure clamping
  • Hard chrome plated high tensile strength tie bars made of superior alloy with a good wear and corrosion resistance ability
  • Wear-resistant guide for moving platen
  • Transducer control clamping stroke
  • Many step control for speed and pressure of clamping and opening
  • Ejection device offer dwell, single, more, vibration function
  • Differential high speed clamping
  • Low pressure mould protection function
  • Hydraulic mould height adjustment drived by gear with rough and fine operation
  • Mechanical and electrical dual safety interlock

 Automatic centralized lubrication system with far pressure detector
 INJECTION UNIT

• • nitrided screw and barrel with long service life
  • Smelted screw with big L/D ratio to the result
    of high quality plasticizing and color-fixing.
  • Double injection cylinder device featured compact
     construction and good equilibrant.
  • Transducer control injection stroke
  • The speed of low speed and large torque hydraulic
     motor can be freely adjusted.
  • Screw back pressure control and nozzle anti-leakage
     control
  • Movable hopper for easy remove material
  • Injection carriage can be generally used with the
     function of slacking, re-feeding or fixed-feeding
  • Many steps speed and pressure of injecting and
    holding are controlled by time or position or both
  • Equipped with reverse device to be easily removed and cleaned
  • HYDRAULIC UNIT
  • • proportional pressure and flow control with the advantage of fine adjustment and high precision
    • know-how manifold design, compact, reasonable and fast respond
    • imported world famous hydraulic valves
    • imported world famous hydraulic sealing rings
    • import technology hydraulic hose and fittings
    • low noise hydraulic system
    • oil tank with inner stainless steel container
    • precision oil filter
  • oil cooler
  • CONTROL UNIT
  • • The computer is imported from Industry family. The LCD displaying screen with high clarity has Chinese and English language to display
    • World famous electrical components
    • Close-loop PID temperature control with the advantage of high precision.
    • Deviation preset between high and low temperature. And break control for temperature sensor.
    • Alarming system in case of cold start and no material in hopper
    • Transducer control the injection and opening stroke to accuracy of ±0.05mm
    • 99 steps speed control for increasing and reducing to suit for different technology demands
    • Self-diagnostic and trouble alarm function
    • Parameters lock function to avoid being changed
    • 100 sets of production parameters can be stored into the computer memorial software
    • Machine can record the quantity of products and automatically stop if up to the required quantity.
    • Emergency stop device
    •  

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