 |
Type:UF1I-C□□□
Color: Colored Series
●Characteristic and Application
The product is based on urea formaldehyde resin, to which cellulose
as main filler, other additives such as lubricant, curing agent
are added. It is mainly used to make insulation parts for low
voltage electrical appliance or instrument, household articles
and mechanical parts. The product appears in granular and is
suitable for injection molding.
●Technical Properties
|
No.
|
Item
|
Test
standard
|
Unit
|
Value
|
|
1
|
Flexural strength
|
ISO178
|
MPa
|
≥80
|
|
2
|
Notched
impact strength
|
ISO179
|
KJ/m2
|
≥1.8
|
|
3
|
HDT
|
ISO75
|
℃
|
≥130
|
|
4
|
Water absorption
|
ISO62
|
mg
|
≤100
|
|
5
|
Molding shrinkage
|
ISO2577
|
%
|
0.5-0.9
|
|
6
|
Insulation
resistance
|
IEC60167
|
Ω
|
≥1010
|
|
7
|
Dielectric
strength
|
IEC60243-1
|
MV/m
|
≥3.5
|
|
8
|
CTI
|
IEC60112
|
V
|
600
|
|
9
|
Incandescence
resistance
|
ISO181
|
class
|
I
|
|
10
|
Arc
resistance
|
ASTM
D495
|
s
|
180
|
Remark:
Flowability and shrinkage will be agreed between seller and
buyer.
●Molding condition |
|
|
| |
|
Mold
temperature ℃
|
Barrel
temperature ℃
|
Injection
pressure MPa
|
Clamping
pressure MPa
|
Back
pressure MPa
|
Curing
time(s/mm)
|
|
140--155
|
65--85
|
80-160
|
100-200
|
1-2
|
10-20
|
|
| |
●Package
and storage
Packed in kraft paper with plastic inner of 25kg net for dampproof.
The types, batch number, weight of the product are marked on
the bags. Material should be stored in a well-ventilated cool
and dry place. The storage temperature can not exceed 30℃. The
storage time is half a year since the material was produced.
If the material is stored longer than a.m. storage time, it
should be checked again, the qualified product could still be
used. |
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