LR-A001-C Electronic Loading Melt Flow Index Tester
Discription:
This is for high-precision melt flow rate instrument tester, used for testing all kinds of plastic, resin in the state of viscous flow through a certain temperature and load, every 10 min module and melt flow rate through the standard port MFR/MVR value, it is suitable for high temperature of polycarbonate, aromatic sulfone, fluorine plastics, nylon engineering plastics, can also be applied to polyethylene (PE), polystyrene (PS), polypropylene (PP), ABS resin, polyformaldehyde (POM), polycarbonate (PC) resin with lower melting temperature, such as plastic test, widely used in plastic production, plastic products, petrochemical industry and related colleges and universities.
Standard:
GB/T3682-2018,ISO1133-2011, ASTM D1238-13
LR-A001-C Electronic Loading Melt Flow Index Tester
Product Character:
? 1.More paragraphs (3) temperature control method, three groups of platinum resistance sensor, the three heating jacket separate temperature control, high accuracy intelligent PID control, ramp rate the heating speed is adjustable
? 2.Resolution temperature was 0.1 ℃, the temperature fluctuation of not more than 0.5 ℃ within 24 hours, the displacement sensor resolution is 0.001 mm.
Temperature and temperature protection device
? 3.Hａnd automatic cutting material, can be arbitrary set blanking time (0 ~ 999), blanking times (0 ~ 999)
? 4.Test can choose quality standard, or volume method, two test methods or simultaneously, and can calculate flow rate ratio.Both methods start testing when the piston rod moves to a certain location.
? 5.Can be set up in 240 seconds (GB3682 regulations) material preheat second countdown, after the end of the countdown, farmar automatically loaded, loaded to interval start automatic cutting, can also set the American standard (ASTM) preheating time, etc.
? 6.Built-in many plastic material melt index test conditions, convenient customer used to be obtained at any time, reduce the tedious work, and storing the last test conditions and results
The internal microtyping machine is convenient for printing and testing data
? 7.High precision touch screen controller, 7 inch touch screen, can be stored and print test conditions and data recently, test print menu Settings include test time (the default), the material name, test conditions (temperature, weight weight, blanking intervals), test results data.
? 8.Reserved RS232 interface or USB interface to connect computers, can through the computer control instrument operation and to save test data transmission to the computer,
? 9.Can manually loading weight or by stepping motor drives the ball screw rotation in order to achieve the purpose of automatic control at the top of the load weight increase or decrease
Test Methods:MFR +MVR Methods
Display Mode:English color touch screen display
LR-A001-C Electronic Loading Melt Flow Index Tester
Specification
| Model | LR-A001-C |
| Barrel parameters | Inner hole 9.550±0.005mm length 163mm |
| Pistons head parameters | Piston head: 9.474±0.005mm |
| Piston rod diameter | 8.94mm |
| Mold length | 8.000±0.025mm |
| Mold nominal inner diameter | 2.0955±0.0051mm
|
| Half die length | 4.000±0.025mm |
| Half die nominal inner diameter | 1.050±0.005mm |
| Temperature parameter | With intelligent temperature control instrument, with four pairs of significant temperature setting control, PID parameters can be automatically set, precision up to ± 0.1 degree centigrade |
| Temperature range | Room Temperature~500degree centigrade |
| Temperature fluctuation | ±0.2 ℃ |
| Temperature uniformity | ±1℃ |
| Temperature display resolution | 0.1℃ |
| Display resolution | 0.1℃ |
| Maximum comsuption | < 600W |
| Time display resolution | 0.1s |
| Weight parameters are as follows: | |
| Weight accuracy | ±0.5% |
| Basic configuration
| A 0.325kg |
| B 1.2kg | |
| C 2.16kg | |
| D 3.8kg | |
| E 5kg | |
| F 10kg | |
| G 12.5kg | |
| H 21.6kg | |
| Position detection | |
| Loop distance from up and down | 30mm |
| Control precision | ± 0.1mm |
| Test flow control | |
| Times of cutting the material | 0~10 times |
| Material cutting interval | 0~999s(set reference Table 2) |
| Control flow reaches the set temperature without volatility | |
| Barrel temperature time | 15 min. |
| Material be installed | 1 min. |
| Material sample temperature recovery time | 4 min. |
| When binder set | 1min |
| Output mode | Micro-automatic print output |
| Cut material methods | The hａnd automatic cut into one body |
| Test load | Eight sets of weights |
| Power | AC220V±10% 50/60HZ |
Accessories List
| No | Name | Qty | Remark |
| 1 | Weight | 1 set | 0.325㎏、0.875㎏、1.835㎏、2.5㎏、2.915㎏、3.475㎏、4.615kg、5.0kg |
| 2 | Weight tray | 1pcs | Within level 1 load |
| 3 | Charging hopper | 1pcs | |
| 4 | Mouth mold cleaning rod | 1pcs | |
| 5 | Charging bar | 1pcs | |
| 6 | Cylinder cleaning rod | 1pcs | |
| 7 | piston rod | 1pcs | |
| 8 | mouth mold | 1pcs | |
| 9 | gauze | 2roll | |
| 10 | Print paper | 2 roll |
Standard test force（8 level）
1 level：0.325 kg=（piston rod+weight tray+heat insulation cover+No 1 weight）
=3.187N
2 level：1.200 kg=(0.325+No2 0.875 weight)=11.77 N
3 level：2.160 kg=(0.325+No3 1.835 Weight)=21.18 N
4 Level：3.800 kg=(0.325+No4 3.475Weight)=37.26 N
5 Level：5.000 kg=(0.325+No.5 4.675Weight)=49.03 N
6 Level：10.000 kg=(0.325+No.5 4.675weight+No.6 5.000Weight)=98.07 N
7 Level：12.000 kg=(0.325+No.5 4.675weight+No.6 5.000+No.7 2.500weight)=122.58 N
8 level：21.600 kg=(0.325+No.2 0.875weight+No3. 1.835+No.4
3.475+No.5 4.675+No.6 5.000+No.7 2.500+No.8 2.915weight)=211.82 N
List of components
| No | Name | Unit | Qty | Remark |
| 1 | Relay | set | 3 | Taiwan YangMING |
| 2 | Temperature Sensor | pcs | 2 | UK RS PT100 |
| 3 | Power switch | pcs | 1 | Zheniang hongbo |
| 4 | Heating jacket | pcs | 2 | High temperature pure copper heating sleeve |
| 5 | Controller (including touch screen) | pcs | 1 | Self-developed, intelligent multi-point temperature control system (including 7-inch touch screen) |
| 6 | Lifting motor | pcs | 1 | Taiwan puloviac AC motor |
| 7 | Cutting machine | pcs | 1 | Taiwan imports pulovid |
| 8 | Transformer | pcs | 1 | Guangzhou baiyun |
| 9 | Encoder | pcs | 1 | Japan’s original omron |
| 10 | Opening mould | pcs | 1 | Tungsten steel |
| 11 | Cylinder | pcs | 1 | The treatment of nitrification and corrosion resistance |
| 12 | Printer | pcs | 1 | Beijing weihuang |
Chart 1
| Melt flow rate (g/10min) | Sample quality in charging barrel (g) | Extrudate cutting-off interval time (s) |
| 0.1-0.5 | 3-5 | 240 |
| >0.5-1 | 4-6 | 120 |
| >1-3.5 | 4-6 | 60 |
| >3.5-10 | 6-8 | 30 |
| >10 | 6-8 | 5-15 |
| 1. If this experiment value is less than 0.1 g / 10 min or greater than 100 g / 10 min, suggest you melt flow rate
| ||
Chart 2
| Material | Test temperatureθ,℃ | Standard load mnom，kg |
| PS | 200 | 5.00 |
| PE | 190 | 2.16 |
| PE | 190 | 0.325 |
| PE | 190 | 21.60 |
| PE | 190 | 5.00 |
| PP | 230 | 2.16 |
| ABS | 230 | 10.00 |
| PS-1 | 200 | 5.00 |
| E/VAC | 150 | 2.16 |
| E/VAC | 190 | 2.16 |
| E/VAC | 125 | 0.325 |
| SAN | 220 | 10.00 |
| ASA、ACS、AEC | 220 | 10.00 |
| PC | 300 | 1.2 |
| PMMA | 230 | 3.8 |
| PB | 190 | 2.16 |
| PB | 190 | 10.00 |
| POM | 190 | 2.16 |
| MABS | 220 | 10.00 |
Software
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