ACETAL
.
UNFILLED
FILLED AND REINFORCED
Grade
.
.
ATL C9
ATL C9CL
ATL C9-SG
ATL C9-U6
ATL C27
ATLC27-UV
ATR-2G40
ATR-2G50
ATL-2TFP20
ATL-2TGP40
ATL-2TFP40-CL
ATL-2PT20-UV
.
Test
.
.
Chemically
Lubricated
Sanitation
Grade*
Impact
Modified
High
Flow
UV Resistant
High Flow
20%
Fiberglass
25%
Fiberglass
10% PTFE
Powder
20% PTFE
Powder
20% PTFE
Chem.Lubed
UV Resistant
10% PTFE
Powder
Property
Method
Measure
.
.
.
.
.
.
.
.
.
.
.
.

Melt Flow

D-1238
ISO 1133
g/10 min
9
21
9
3.9
27
27
5

5
5
5
22
.
Izod, Notched,R.t
.
D-256
ISO 180
ft-lb/in
1.3
1.8
1..3
2.5
1
1
1.4

1.2
0.5
0.5
0.5
0.7
Melt Point
D-789
Deg F
329
329
329
320
329
329
330

325
.
.
.
.
Density
D-792
ISO 1183
g/cm3
1.41
1.4
1.41
1.33
1.41
1.41
1.56

1.57
1.32
1.48
1.48
1.45
Tensile Strength
at Yeild
D-638
ISO 527-2
psi
8,800
8,800
9,000
5,100
9,700
9,700
16,000

16,900
8,800
8,800
8,800
8,900
Tensile Strength
at Break
D638
ISO 527-2
psi
.
8,000
.
4,500
.
.
.

16,900
.
.
.
.
Elongation
at Break
D-638
ISO 527-2
%
60
55
60
67
45
50
9

5
13
13
13
.
Flexural Strength
at Yeild
D-790
ISO 178
psi
13,500
11,000
.
6,800
.
.
..

25,000
.
.
.
.
Flexural
Modulus
D-790
ISO 178
psi
370,000
290,000
.
210,000
380,000
380,000
700,000

1,100,000
450,000
450,000
450.000
380,000
Linear Mold
Shrinkage
D-955
in/in
.018-.022
.018-.022
.018-.022
.018-.022
.019-.022
.019-.022
0.011
.
.
.
.
.
Flammability
FMVSS 302
in/min
HB
HB
HB
HB
HB
HB
HB
HB
HB
HB
HB
HB
  *Compliance to FDA 21 CFR 177.2470 a,b,c,d2