PE thick plank production line

Technology Configuration----- PE thick plank production line The main technical parameters of equipment: 1. Applicable materials: PE pellets and fragmentation material; 2. Width of products: L = 1220mm; 3. Thickness of the products: δ = 4 25mm; 4. Highest yield: 500Kg / H; 5.: the power is 380V / 3 Phase / 50Hz (except special explanation). 1. Extruder: one set 1.1 Φ120/35 Extruder : one set Model: Φ120mm single-screw vented extruder. Feeding unit: stainless steel hopper, the structure is with window of material level and discharging-board. 3D-long water cooling jacket. Extrusion unit: Screw diameter is Φ120mm, L/D is 35:1, mixing structure. Barrels are corresponding matching type. The materials are 38CrMoAlA high-quality alloy steel. which have been nitriding treatment. The nitriding depth of screw is 0.4 0.6mm. The hardness of nitriding is HV740 940. The nitriding depth of barrel is 0.5 0.7mm. The hardness of nitriding is HV940 1100. Screw struture is used to produce PE recycled material. Designed output is 450/H. Heating unit of barrel: ceramic heater, 7 zone, 56KW in all. Cooling unit of barrel: each zone adopts 370W cooling fan. Temperature elements: Pt-100 platinum resistance. The temperature-controlled instrument is Japanese Fuji intelligent temperature control meter. Power unit: China-made high-quality Z4 DC speed control motor, the power is 200KW, with speed measuring motor. Motor speed is 1500 / min. Control Unit: original ABB DC governor imported from Switzerland. Exhausting unit: 5.5KW water-ring type vacuum pumps with two sets of vacuum barrels. One of the vacuum barrels is back-up. Auxiliary equipments: one set of 1,000 kg spiral solids conveyer. 1.2 Φ70/35 Extruder : one set Model: Φ70mm single-screw vented extruder. Feeding unit: stainless steel hopper, the structure is with window of material level and discharging-board. 3D-long water cooling jacket. Extrusion unit: Screw diameter is Φ70mm, L/D is 35:1, mixing structure. Barrels are corresponding matching type. The materials are 38CrMoAlA high-quality alloy steel. which have been nitriding treatment. The nitriding depth of screw is 0.4 0.6mm. The hardness of nitriding is HV740 940. The nitriding depth of barrel is 0.5 0.7mm. The hardness of nitriding is HV940 1100. Screw struture is used to produce PE new material. Designed output is 150/H. Heating unit of barrel: ceramic heater, 6 zone, 18KW in all. Cooling unit of barrel: each zone adopts 180W cooling fan. Temperature elements: Pt-100 platinum resistance. The temperature-controlled instrument is Japanese Fuji intelligent temperature control meter. Reducing mechanism: The reduction gearbox adopts Italy technology. The material of gears is 20CrMoTi. They have been precisely machined, which with forced lubrication cooling unit. The gearbox has small size, long life and high accuracy. Power transmission unit: coupling structure. Power unit: China-made high-quality Z4 DC speed control motor, the power is 55KW, with speed measuring motor. Motor speed is 1500rpm / min. Auxiliary equipments: one set of 200 kg spiral solids conveyer. 2. Change-screen devices: two set 3. Extrusion die and distribution : one set 4. Electric cabinet: one set Type: stand-alone. Materials: It is made of medium carbon steel. All the controllers are installed in the control panel. Control Panel: It is composed of the power indicator light, the host machine open&stop switch, emergency stop button, the melt pressure display meter, screw speedometer, trim button, voltmeter, ammeter and power switch. : The brand of AC contactor is Suzhou Siemens. The brand air switch is Delixi. 5. Follow-up production equipments: one set 5.1 Three-roller calendar: one set 5.2 Temperature regulator of roll 1 set Type: Single type and there are three separate rolls. Heat-conducting medium and colling medium: Both are soft water. Precision of temperature control: ≤±1. Heating unit: Stainless steel electric heating bar is used for total 3 groups (18 kW each). Cooling water pump: 2.2kW × 3sets. Temperature elements: Pt-100 platinum resistance. The temperature-controlled instrument is Japanese Fuji intelligent temperature control meter. 5.3 Cooling transporting bridge 1 set Length: Cooling bracket is 25meters long. It is divided into two sections and uses quadrate tube. Size of cooling roll: Dia. is 63.5×1600mm and the roll is made of stainless steel. Driven unit: Passive type with no power. 5.4 Trimming machine 1 set Knife type: longitudinal trimming and transverse trimming are installed upside the cooling transporting bridge. 5.5 Tectorial membrane device 1 set Type of structure double side (positive and negative) and double station tectorial membrane device. Device for setting roll: it uses common steel roll with taper sleeve, and is controlled by friction belt. Unfolding device: it uses rubber spreading roll with radian. 5.6 Rubber roll tractor 1 set Traction pattern: initiative friction. Rubber roller: dia. Φ250mm, width 1600mm. Clamping pattern: a pair of rubber roll realizes pneumatic lock. Driving motor: AC motor 3kW. Speed reducer: REXNORD helical gear reducer. Control unit: Switzerland ABB control device is used, and the tractor can be adjusted solely or synchronously as well as three rolls. Electric control cabinet: It is made of middle carbon steel and a single one. 5.7 Length measuring meter (Korea Torness) 1 set It is measuring length and amount automatically and it alarms by acousto-optic. 5.8 Vertical and horizontal cutting machine 1 set Cutting size: The cutting area should realize the longitudinal cutting for offcut and the transverse cutting for sizing. The max cutting width is 1600mm, cutting thickness is 330mm and the cutting angle is verical. Sawblade of the machine is high quality alloy steel. Longitudinal cutting motor power is 3kw. And two dust extraction setting on the machine. Running style: Longitudinal running depands on the rack of gear and it walks along straight guide way, and the motor power is 0.55kW; transverse running depands on the chain of sprocket wheel and it walks along straight guide way, and the motor power is 1.5kW. Control unit: uses Schneider PLC control system. Electric control cabinet: It is made of middle carbon steel and a single one. 5.9 Conveyer 1 set Size: 2500×1600mm; motor power of conveyer: 1.5kW. 5.10 Materials station 1 set Size: 2500×1600mm; motor power: 0.55kW. Vertical lift is controlled by machine. 6. Price of the machines: Delivery time: 90 days after the contract become effective.