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Introduction
HXFR-XPP consists of environment friendly flame retardant system of bromine and antimony, passed the evaluation of SGS, CTI etc. certification authority and comply with ROHS requirement. Advantage: Good compatibility with PP, low dosage, high effective, high UV-Resistance, non-blooming. Not easy deformation in production.
Application
Mainly used in some PP products with high level flame retardant, such as PP bellows, blower, enclosure of battery etc., except that, it can be used in PP hollow plate, panel, clapboard, out door Flame retardant seat etc. products with high level flame retardant.
Index
Appearance |
White granular |
Content % |
60 |
Solubility index g/min, 180℃ 2.16kg |
46 |
Density g/cm³ |
1.39 |
Water Content %≤ |
0.1 |
Melting Temp ℃ ≥ |
180 |
Decomposition Temp℃ ≥ |
230 |
Recommended Dosage |
100:8 |
Extrusion process (Twin Screw Extruder)
Note:
1.Vacuum when production; Recommended Screw L/D 1:36-40;
2.HXFR-XPP is not suitable for production of black or saturated PP products due to blooming problem.
Recommended Screw Combination Chart
52 machine (Thread Block total 40 pcs, Screw L/D1:36)
1 |
32/32 |
22 |
48/48 |
Vent |
||||
2 |
32/32 |
23 |
48/48 |
|||||
3 |
32/32 |
24 |
90°/5/48 |
|||||
4 |
48/48 |
25 |
60°/4/32 |
|||||
5 |
48/48 |
26 |
16L |
|||||
6 |
48/48 |
27 |
32/32 |
|||||
7 |
64/64 |
Vacuum |
28 |
32/32 |
||||
8 |
64/64 |
29 |
45°/5/48 |
|||||
9 |
16L |
30 |
45°/5/48 |
|||||
10 |
60°/4/32 |
31 |
30°/7/64 |
|||||
11 |
32/32 |
32 |
32/32 |
|||||
12 |
32/32 |
33 |
32/32 |
|||||
13 |
90°/5/48 |
34 |
48/48 |
|||||
14 |
60°/4/32 |
35 |
48/48 |
|||||
15 |
45°/5/48 |
36 |
48/48 |
|||||
16 |
45°/5/48 |
37 |
64/64 |
|||||
17 |
32/32 |
38 |
64/64 |
|||||
18 |
60°/4/32 |
39 |
64/64 |
|||||
19 |
45°/5/48 |
40 |
48/48A |
|||||
20 |
32/32 |
.Feeding |
||||||
21 |
32/32 |
|||||||
Thread Block Model |
Number |
Total Length(mm) |
||||||
16L |
2 |
32 |
||||||
32/32 |
12 |
384 |
||||||
48/48 |
8 |
384 |
||||||
48/48A |
1 |
48 |
||||||
64/64 |
5 |
320 |
||||||
30°/7/64 |
1 |
64 |
||||||
45 °/5/48 |
5 |
240 |
||||||
60 °/4/32 |
4 |
132 |
||||||
90 °/5/48 |
2 |
96 |
||||||
Total |
40 |
1700 |
Packing/Storage
25KG/bag: Transported as a common chemical and stored in dry and cool place, avoid direct sunlight
Appendix:Application examples
1. Formula:
Materials |
Formula A |
Formula B |
Formula C |
|||
PPT30S |
100 |
100 |
100 |
|||
PPJ340 |
100 |
100 |
100 |
|||
HXFR-CPP |
6 |
10 |
||||
HXFR-XPP |
8 |
12 |
||||
HXFR-HPP |
8 |
12 |
||||
Flame Retardancy UL94,3.2mm |
V2 |
V2 |
VO |
VO |
V0 |
V0 |
2. Technical Data:
Properties |
Test Methods |
Unit |
PP |
PP |
Formula A |
Formula B |
Formula C |
|||
Density |
ASTM D |
G/ |
0.9 |
0.9 |
1.01 |
1.01 |
1.0 |
1.005 |
1.0 |
1.005 |
Tensile strength |
ASTM |
MPa |
31.3 |
23.3 |
30.2 |
23.3 |
32.6 |
25.4 |
32.0 |
26.0 |
Elongation At Break |
ASTM |
% |
350.6 |
1006.6 |
226 |
303 |
148.1 |
311.9 |
150 |
320 |
Flexural Strength |
ASTM |
MPa |
27.2 |
19.2 |
29.2 |
22.8 |
34.1 |
23.8 |
34.0 |
23.0 |
Flexural Modulus |
ASTM |
MPa |
980.4 |
683.5 |
1252.1 |
911.9 |
1210.5 |
849.2 |
1210 |
2050 |
Izod Impact Strength Notched (23℃) |
ASTM |
KJ/ |
5.35 |
55 |
6.1 |
50.2 |
6.5 |
65 |
6.4 |
63 |
Flame Retardancy |
UL94 |
-- |
Non flame retardant |
Non flame retardant |
V2 |
V2 |
V0 |
V0 |
V0 |
V0 |
GWFI |
IEC 60695-2 |
℃ |
Non flame retardant |
Non flame retardant |
875/3.0 |
875/3.0 |
875/3.0 |
875/3.0 |
875/3.0 |
875/3.0 |
Color |
Nature color |
Nature color |
Nature color |
Nature color |
Nature color |
Nature color |
Nature color |
Nature color |
3. Injection Process
Injection machine Temperature Setup
Heating Zone |
Step 1 |
Step 2 |
Step 3 |
Nozzle |
Temperature |
170 |
180 |
190 |
180 |
Note:
1.All the application typical data above are just for reference, not an official warranty certificate.
2.Provide different design solutions according to requirement of customers.