Blow Mold Material Selection

Specifications

MATERIALS OUTSTANDING
PROPERTIES
COST
IN 3
TYPICAL
APPLICATION
HARDNESS
D2241
HEAT
DIST
D648
VICAT
D1525
BRITTLENESS
TEMP D746
FLEX
MODULUS
TENSILE
D412

OLEFINS

                 

LDPE

Low Cost

0.017

Bellows

42 D

 

180

-75

24,000

2,600

HDPE

Low Cost

0.020

Bottles

68 D

165-F

255-F

<-105 F

135,000

3,900

PP

Constant Clarity

0.024

Bottles

75 R

173

 

28

160,000

4,000

EVA

Clarity & Flexibility

0.027

Bellows

37 D

 

140

<-76

 

2,000

ELASTOMERS

                 

TPO

ETA 5081 Continuous Use Temp

0.029

Air Ducts

65 D

250-F*

 

<-70

80,000

4,000

TPO

Santoprene 101-87 Low Compression Set

0.059

Strut Covers

87 A

275-F*

190

-60

14,900

2,200

TPU

Abrasion & Cut Resistance

0.114

Bellows

88 A

 

240

-100 F

2,500

4,100

HYTREL

Flex Fatigue Resistance

0.141

Bellows

56 D

154

345

 

26,500

5,700

* Continuous Use Temperature

 

Engineering
Materials
Outstanding
Properties
Cost
In-3
Typical
Application
Heat
Dist.
D648
IZOD
IMPACT
Flex
Modulus
Tensile
D412

ABS

Cycolac MSC - Impact Resistance

0.058

Panels

192 F

8.2 FT LB/IN

240,000

4,950

PPO

Noryl BN 31 Dimensional Stability

0.082

Electrical Conduits

180

5.0

350,000

7,000

ASA

Geloy 1120 - Good Weatherability

0.084

Mirror Housings

180

6.0

240,000

5,500

NYLON

CFE8005-Impact

0.090

Auto Reservoirs

147

NB

101,600

6,500

PC-PBT

Xenoy 1402B-Low Temp. Impact

0.102

Bumpers

205

13.0

290,000

7,000

NYLON-PPO

Noryl GTX - High Heat

0.105

Auto Resonators

270

11.0

290,000

8,000

PC

Lexan 151 - Clarity, Impact

0.113

Medical Products

280

14.0

340,000

9,500

PSO

P3500 - High Heat

0.191

Hot Water Contact

345

1.3

390,000

10,200

ETHER IMIDE

Ultem 100 - Low Flammability

0.235

Aircraft Parts

392

1.0

480,000

15,200

   
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