3.] Detail description:
3.1.) 90mm Extruder:
3.1.1.) Screw:
a.) Type: Single thread type for LSHF cables insulation and sheathing.
b.) Dia: 90mm OD.
c.) Capacity: 200Kg/Hr(LSHF) Max.
d.) L/D 24 (effective length)
e.) C/R: 1.8/1.0.
f.) Material used: SACM1 alloy
g.) Treatment: to be nitrogenous treated after precision
processing for screw thread and hard chrome plating for
concave portion. hardness up to 80 Hs
h.) Screw revolution: 5-60Rpm
i.) Screw cooling: a center cooling hole with rotating couple
to be provided
j.) Screw unloading: use a self-jack to push out the screw
which attached on back side of gear box
3.1.2.) Cylinder:
a.) Type: one piece type from gear box flange to clamp flange
b.) Material: SACM-1 alloy
c.) Treatment: to be treated after precision processing,
hardness up to 90HS
d.) For hopper portion, water cooling jacket to be provided
3.1.3.) Gear box:
a.) Type: European square type.
b.) Gear box: Casting steel with annealing treating
c.) Gear: Helical gears with hardness treating and gear
grinding, gear hardness of gear surface: RKC 40°
d.) Lubrication: gear oil circulation type, a gear pump is
provided
e.) Transmission: DC motor > belt > gear box > screw
f.) Working noise: 80 dB Max
3.1.4.) Crosshead:
a.) Type: Center adjustable by 4 pcs of screw.
b.) Cable dia: 20mm/OD Max.
c.) Clamp: Shell mouth type clamp
d.) Vacuum pump: 2HP AC rotary type vacuum pump provided.
3.1.5.) Heating device:
a.) Type: Casting Aluminum block covered with electric band heater type.
b.) Temperature controller: RKC + SCR [made in Japqn]
c.) No. of temperature controller: 8 sets total
cylinder zone: 5 sets
Neck, X-head and Die: 1 set each PAN-PIONEER Co., Ltd.
d.) Heater on cylinder:
Band heaters covered on the casting Aluminum block sheaves
Which surrounding on cylinder surface witu five zones band heater,
Neck, X-head and Die: band heater 1 zone each
3.1.6.) Cooling device: a.) Type: Hydraulic cooling system + nature air cooling system. b.) Hydraulic cooling system: For cylinder use 10mm copper tube binding
On the Aluminum block trough separated in 5 zones & Screw cooling Directly by rotatry joint. c.) Air cooling system: For X-head, Neck and Die. 3.2.) Hopper dryer and auto loader:
3.2.1.) Hopper dryer:
a.) Type: cone type with automatic heat dryer
b.) Capacity: 100kg
c.) Shape: a viewing window, a take out port and a shutter
to be fitted d.) Drying temperature: 120℃
3.2.2.) Auto-loader:
a.) Type: high pressure blower vacuum suction type
b.) Capacity: 300kg/hr
c.) Conveying height: 4 Meters
d.) Material: stainless steel
3.3.) 3) Operation control panel:
3.3.1.) Type: self-standing desk type
3.3.2.) No. of panel: 2 sets
a.) Main operation panel 1 set
b.) DC motors control panel 1 set
3.3.3.) Application of operation panel
[CCCS: Central control computer system]
a.) Power source control
b.) Heating/cooling control
c.) Ampere/voltage meter
d.) DC motors operation panel e.) Synchronization operation system f.) One week calendar timer
g.) Screw RPM indicator
4.] Operation of machine: Right Hand (From left to right)
90mm LSHF Extruder