Cookie Img
Back to top
Test Certificates

NYLON TEST CERTIFICATE :

PROPERTIES OF NYLON RODS

Property

Condition

Test Method

Unit

Value

Specific Gravity

Dry

ASTM D792

-

1.12.1.14

Water absorption 24 hrs.

Dry

ASTM D 570

%

3.5

Saturation

Dry

ASTM D570

%

8.5 - 10.0

MECHANICAL PROPERTIES

Property

Condition

Test Method

Unit

Value

Tensile Strength

Dry

ASTM D638

Kg/cm2

800

Tensile Strength

Moist*

ASTM D638

Kg/cm2

500

Elongation at break

Dry

ASTM D638

%

30-100

Elongation at break

Moist*

ASTM D638

%

200-300

Modulus of elasticity

Dry

ASTM D638

Kg/cm2

23000

Modulus of elasticity

Moist*

ASTM D638

Kg/cm2

6000-13000

Flexural Strength

Dry

ASTM D

Kg/cm2

1100-1150

Notched Impact Strength Izod

-

ASTM D

Cm - Kg/cm2

3-6

Shore Hardness

Dry

DIN 53505

Scale D

65

Coefficient of friction (nylon / steel) no lubrication

-

-

-

0.3-0.4

Initial lubrication

-

-

-

0.05 - 0.1

THERMAL PROPERTIES

Property

Condition

Test Method

Unit

Value

Melting Point

Dry

ASTM D569

0C

210 - 216

Flammability

Dry

ASTM D635

-

Self. Ext.

Heat Distortion Temperature 66psi

Dry

ASTM D648

0C

145 - 160

Heat Distortion Temperature 265psi

Dry

ASTM D648

0C

65

Maximum service temperature continuous

Dry

-

0C

90

Intermittent

Dry

-

0C

130

Coefficient of thermal expansion

Dry

ASTM D696

106 / 0C

100 - 120

ELECTRICAL PROPERTY

Property

Condition

Test Method

Unit

Value

Dielectric Strength

Dry

ASTM D149

V/Mill

400


CAST NYLON TEST CERTIFICATE :

CAST NYLON PROPERTIES

Melting Temperature

2150C

Density

1.14 - 1.16 g/cm3

Tensile strength at yield

750 - 850 kg/cm3

Elongation at yield

12 - 13%

E-modulus

24,000 to 26,300 kg/cm3

Hardness Rockwell 230C

R 107 - 112

Durometre 230C

D 82 - 89

Temperature of deflection

800C

Compression Strength at yield

940 kg/cm3

Notched impact strength

5 - 11 kg cm/cm

Impact strength at +200C

10 kg cm/cm

Water absorption at 200C

0.3 - 3%

Flexural strength

1000 - 1350 kg/cm2

Resistance to heat (continuous)

In Air 800C
In Water 1000C
In Oil 1400C

Effect of weak acids

Resistant

Effect of strong acids

Attacked

Effect of weak alkalies

None

Effect of strong alkalies

None

Effect of Organic Solvents

Resistant to common solvent


POLYPROPYELENE TEST CERTIFICATE :

PP HOMOPOLYMER - Typical Characteristics

Property

Test Method

Unit

Typical Value*

Melt Flow Rate (2300C/2.16 kg)

ASTM D1238

gm/10min

3

Tensile Strength at Yield (50 mm/min)

ASTM D638

MPa

35

Elongation at Yield (50 mm/min)

ASTM D638

%

12

Flexural Modulus (1% secant)

ASTM D790A

MPa

1400

Notched Izod Impact Strength (230C)

ASTM D256

J/m

45

Heat Deflection Temperature (455 kPa)

ASTM D648

0C

105

* Typical values, not to be taken as specification. All the mechanical properties as per ASTM D638 Type I specimen injection moulded in accordance with ASTM D4101


PP CO-POLYMER - Typical Characteristics

Property

Test Method

Unit

Typical Value*

Melt Flow Rate (2300C/2.16 kg)

ASTM D1238

gm/10min

0.3

Melt Flow Rate (2300C/5.0 kg)

ASTM D1238

gm/10min

1

Tensile Strength at Yield (50 mm/min)

ASTM D638

MPa

27

Elongation at Yield (50 mm/min)

ASTM D638

%

14

Elongation at Break (50 mm/min)

ASTM D638

%

>500

Flexural Modulus (1% secant)

ASTM D790A

MPa

850

Notched Izod Impact Strength (230C)

ASTM D256

J/m

550

Type of Break



No Break

Vicat Softening Point

ASTM D1525

0C

130

Heat Deflection Temperature (455 kPa)

ASTM D648

0C

92

* Typical values, not to be taken as specification. All the mechanical properties as per ASTM D638 Type I specimen injection moulded in accordance with ASTM D410

PVC RODS TEST CERTIFICATE :

PVC RODS PROPERTIES

Standard

Q/BLD2007-04

Product

PVC rod

Time

2008-10-9

Testing Item

Standard Requirement

Testing Result

1

Exterior

Surface

The surface should be plain and slippery, no cracks, no obvious impurities and unclean materials.

Comply

The tangent plane should be plain, no air bubbles inside.

Comply

Slight vertical stripes allowed but should not be hand felt.

Comply

Chromatism

No chromatism allowed in the same batch

Comply

2

Density : g/cm3

≤1.55

1.55

3

Mechanical Property

Tensile strength/ MPa ≥40

40.6

Notch impact strength/ KJ/ m2 ≥8

8.5

4

Thermal Characteristics

Vicat Softening Temperature ℃ ≥80

81.3

5

Corrode Degree g/m2

35%±1(m/m)HCL ±8

-5.1

30%±1(m/m) H2SO4 ±8

-5.8

40%±1(m/m HNO3 ±6

-4.3

40%±1(m/m)NaOH ±6

-3.6

PVC SHEETS TEST CERTIFICATE:

PVC SHEETS PROPERTIES

Product

PVC Gray Sheet

Specification

3mm

Standard

Q/BLD2008-01

Testing Date

08/12/9

Testing Item

Technical Criteria

Testing Result

Densityg/cm3

1.60-1.65

1.64

Tensile StrengthMpa

In Length

≥15

39

In breadth

≥12

31

Notch Impact StrengthkJ/m2

In Length

≥2.0

9

In breadth

10

Vicat Softening Temperature, ℃

≥70

75.2

Heat Shrinkage , %

In Length

-6.0—+6.0

-8.1

In breadth

-5.0—+5.0

+2.5


HDPE TEST CERTIFICATE :

Typical Characteristics*

Property

Test Method

Unit

Typical Value**

Melt Flow Rate (1900C/5.0 kg)

ASTM D1238

gm/10min

0.30

Density (230C)

ASTM D1505

gm/cm3

0.946

Thermal Stability (O.I.T) 2000C

ASTM D3895

Min

>30

Tensile Strength at Yield

ASTM D638

MPa

28

Elongationat at break

ASTM D638

%

>600

Flexural Modulus

ASTM D790

MPa

850

Notched Izod Impact Strength

ASTM D256

J/m

No Break

ESCR, F

ASTM D1693

Hours

>1000

* Typical values, not to be taken as specification.
** Mechanical properties are on Compression molding


PU - POLYURETHANE TEST CERTIFICATE:

PU - POLYURETHANE

PHYSICAL PROPERTIES (Based on MOCA curative)

Hardness (Shore A)

85 + 3

90 + 3

95 + 3

Tensile Strength / psi (MPa)

3045 (21.0)

3620 (25.0)

4060 (28.0)

100% Modules / psi (MPa)

700 (4.8)

900 (6.2)

900 (6.2)

300% Modules / psi (MPa)

1300 (9.0)

1000 (11.7)

2500 (17.2)

Angle Tear Strength (DIE C) (kN/m)

66

77

98

Elongation (%)

550

450

430

Compression set (22 hours @ 70C0) (%)

45

45

50

Cured Density (g/cm3)

1.1

1.1

1.1


POM - POLYACETAL TEST CERTIFICATE:

PROPERTIES OF POM-POLYACETAL RODS

PROPERTY

ASTM

POM-POLYACETAL

Specific gravity

D792

1.41

P.S.I. Tensile Strength

D638

8800

% Elongation

D638

40.75

P.S.I. Comprehensive Strength

D695

16000 (10% defl.)

Impact Strength(1/2x1/2 in. notched)

D256

1.0-1.5 (1/2x1/2inbar)

Hardness Rockwell

D785

M78-M80

105 P.S.I. 730 F Flexural Modules

D790

3.75

Coefficient of friction

--

0.18

-104 cal sec cm3 C cm Thermal conductivity

C177

5.5

Thermal expansion 105per 0C

D696

8.5

Resistance to heat0C (Continuous)

--

800 C
1200 C

- cm (23 0C50%) Volume resistivity

D257

 10 x 1014

1/8 in thickness volts mil Dielectric strength

D149

 500 (90mil)

1 KHz Dielectric constant

D150

3.7 

1 KHz Dissipation (power) factor

D150

0.0010 (40mil)  

24/j3.2 mm % water absorption 24hr. 3.2 thickness, %

D150

0.22 

in mm Burning rate

D570

1.0 - 1.1 

Effect of weak acids

D635

Resistant to some 

Effect of strong acids

D543

Attacked 

Effect of weak alkalies

D543

Attacked

Effect of strong alkalies

D543

Attacked 

Effect of organic solvents

D543

Excellent resistance to practically all solvents.