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当前位置: 首页 » 资讯 » 行业知识 » 橡胶知识 » 正文

主要产胶国的天然橡胶指标

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   发布日期:2012-05-17
核心提示:包括:印尼、马来、泰国、越南、中国、柬埔寨、缅甸、非洲Standard Indonesian Rubber (SIR) Mandatory From January 1st,198...

包括:印尼、马来、泰国、越南、中国、柬埔寨、缅甸、非洲

Standard Indonesian Rubber (SIR)
Mandatory From January 1st,1989

Quality Grade

SIR 3 CV

SIR 3 L

SIR 3 WF

SIR 5

SIR 10

SIR 20

Test Method

Raw Material

Latex

Latex

Latex

Latex

Latex

Latex

Latex

Dirt Content %

0.03

0.03

0.03

0.05

0.1

0.2

ISO 249

Ash Content

0.5

0.5

0.5

0.5

0.75

1

ISO 247

Volatile Matter %

0.8

0.8

0.8

0.8

0.8

0.8

ISO 244

Nitrogen Content %

0.6

0.6

0.6

0.6

0.6

0.6

ISO 1656

Initial Wallace Plasticity (Po)

30

30

30

30

30

30

ISO 2007

Plasticity Retention Index (PRI)

60

75

75

70

60

50

ISO 2930

Colour Index Lovibond Scale

-

6

-

-

-

-

ISO 4660

Standard Thai Rubber Specification Scheme

Parameter***

STR5L

STR10

STR10VC

STR20

STR20VC

Dirt (max) %wt

0.04

0.08

0.08

0.16

0.16

Ash (max) %wt

0.40

0.60

0.60

0.80

0.80

Nitrogen (max) %wt

0.60

0.60

0.60

0.60

0.60

Volatile Matter (max)

0.8

0.8

0.8

0.8

0.8

Initial Plasticity (min)

35

30

NA

30

NA

PRI index (min)

60

50

50

40

40

Color Lovibond (max)

6.0

NA

NA

NA

NA

Mooney Viscosity

NA

NA

60+ 7/-5*

NA

65+ 7/-5*

&e658;Not specification status, but are controlled at the producer end. &e658;Mooney Viscosity limits at time of production. Values will drift higher over time. &e658;These figures are limits, not typical values. Typical values will vary by producer

Grade

Dirt Max,%

Ash Max,%

VM Max,%

N2 Max,%

PO Min

PRI Min

RSS 1

0.05

0.60

0.80

0.60

30

70

RSS 2

0.10

0.75

0.80

0.60

30

60

RSS 3

0.20

1.00

0.80

0.60

30

50

 

Centrifuged Rubber Latex

Liquid rubber, quality of which is improved by extracing higher pecentage of water through centrifugal process, and ammoniated for the purpose of preserving and avoiding coagulation.

 

Specifications:

- Dry rubber content (minimum) : 60%

- Total solid content (minimum) : 61.5

- V.F.A. (min) :0.025, (max) : 0.20

- Ammonia(High) : 0.75% W/W

- MST-sec: 650-1200

- PPM : 18mg

- Color : white

- Ordor : NPO

Features:

Dipped products such as gloves, condoms, and other consumer items such as mattresses and cushion, toys, rubber bands, rubber balloon, etc.

 

Standard Malaysian Rubber (SMR)
Mandatory From October 1991

 

Parameter

SMR CV60

SMR CV50

SMR L

SMR 5

SMR GP

SMR10 CV

SMR 10

SMR20 CV

SMR 20

Raw Material

Latex

Latex

Latex

Sheet Material

Blend

Field Grade Material

Dirt Content %

0.02

0.02

0.02

0.05

0.08

0.08

0.08

0.16

0.16

Ash Content

0.5

0.5

0.5

0.6

0.75

0.75

0.75

1

1

Volatile Matter %

0.8

0.8

0.8

0.8

0.8

0.8

0.8

0.8

0.8

Nitrogen Content %

0.6

0.6

0.6

0.6

0.6

0.6

0.6

ISO 1656

-

Wallace Rapid Plasticity (Po)

-

-

35

30

-

-

30

-

30

Plasticity Retention Index (PRI)

60

60

60

60

50

50

50

40

40

Lovibond Colour

 

 

 

 

 

 

 

 

 

Ind value

6

 

 

 

 

 

 

 

Range

2

 

 

 

 

 

 

 

Test Methode for SMR are per PRIM Bulletin # 7

 

Viet Nam Natural Rubber (National Standard)

 

Natural Rubber

TCVN 3769 - 95

IN BLOCK

EFFECTIVE AS OF
01/01/1996

These standards are applied to natural rubber prossesed in block form (crumb) from latex and field grade materials such as cuplump, coagulum...

I. Classification:
Natural rubber in block form (crumb) is classified into 6 grades: SVR 3L, SVR CV60, SVR CV50, SVR5, SVR 10, SVR 20.

II. Weight and Dimensions:
Natural rubber in block form (crumb) is pressed into bales of rectangular shape with weight and dimensions spessified as below:

Weight

Reference Dimensions, mm

(kg)

LENGTH

WIDTH

33 1/3

670

330

III. Technical Requirements:
The specifications of natural rubber in block must conform to the standard limits stipulated as below:

Properties

SVR 3L

 

SVR CV60

 

SVR CV50

 

SVR 5

 

SVR 10

 

SVR 20

 

Testing Method

1. Dirt Content (% WT max.)

0.03

 

0.03

 

0.03

 

0.05

 

0.08

 

0.16

 

TCVN 6089:1995

2. Volatile Matter (% WT max.)

0.80

 

0.80

 

0.80

 

0.80

 

0.80

 

0.80

 

TCVN 6088:1995

3. Ash Content (% WT max.)

0.50

 

0.50

 

0.50

 

0.50

 

0.75

 

1.00

 

TCVN 6087:1995

4. Nitrogen Content (% WT max.)

0.60

 

0.60

 

0.60

 

0.60

 

0.60

 

0.60

 

TCVN 6091:1995

5. Initial Plasticity (Po) min.

35

 

-

 

-

 

30

 

30

 

30

 

TCVN 6092:1995

6. Plasticity Retention Index (PRI) min.

60

 

60

 

60

 

60

 

50

 

40

 

TCVN 6092:1995

7. Colour Index max.

6

 

-

 

-

 

-

 

-

 

-

 

TCVN 6093:1995

8. Mooney Viscosity ML (1'+4') 100oC

-

60 + 5

50 + 5

-

-

-

TCVN 6090:1995

9. Rheograph (*)

R

R

R

-

-

-

TCVN 6094:1995

(*) Rheograph provided, if required.

IV. Packing, Labelling, Transpotation and Storage:
Rubber bale are wrapped in transparent or white Polyethylene bags (PE). The specifications of PE bags are as follow:- Thickness : 0.03 - 0.05 mm- Melting point : 109oC max- Dimensions : 1000 x 580 mmPE bags covering rubber bales are then sealed. 36 bales are stacked in 6 layers in a 1.2MT net wooden pallet. The pallet has the following dimension.1425 x 1100 x 930 mm or 1425 x 1100 x 1067 mm Remark: other packing can be used as per agreement between buyer and seller.Label must be printed according to a stipulated pattern on a PE sheet and then put inside PE bags in the middle and on both big surface of the bale. The following details must be indicated on this label:- Grade- Code of this standard (TCVN 3769-95)- Name of producer- Weight of baleSVR rubber must be stored in covered, dry, cool warehouse and protected from direct sunlight, rain, impurities, borers, other insects and violent shocks during storage, transportation and hadling.


Vietnam RSS 3
Rubber Smoked Sheet


Vietnam RSS 3
Rubber Smoked Sheet



Vietnam SVR 10


Vietnam SVR 10
Compound Rubber



Vietnam SVR 20



Vietnam SVR 3L


Vietnam SVR 3L
Compound Rubber


Vietnam SVR
Production Line

 

 

Standard China Rubber

GB/T 8081-1999
eqv ISO 2000:1989
代替 GB/T 8081-1987
Raw natural rubber-Standard rubber -Specifications

1 范围

本标准规定了天然生胶六个等级的最低质量要求和相应的检验方法。

本标准适用于我国各级别的天然生胶标准橡胶。

除恒粘胶(CV)和浅色胶(L)之外,生胶各个级别都是以其杂质含量的最高数值来定名的,而恒粘胶和浅色胶则根据规定的特性,如恒粘胶级别以粘度稳定度来定名,而浅色胶级别以浅色来定名。恒粘胶和浅色胶的最高杂质含量与5号胶相同。

2 引用标准

下列标准包含的条文,通过在本标准中引用而构成为本标准的条文。本标准出版时,所示版本均为有效。所有标准都会被修订,使用本标准的各方应探讨使用下列标准最新版本的可能性。

GB/T 1232-1992 未硫化橡胶门尼粘度的测定( neq ISO 2891985
GB/T 3510-1992
生胶和混炼胶的塑性规定 快速塑性法( eqv ISO 2007:1991
GB/T 3517-1992
天然生胶 塑性保持率的测定(neq IOS 2930:1981)
GB/T 4498-1997
橡胶 灰份的测定(eqv ISO 247:1990)
GB/T 6737-1997
生橡胶 挥发分含量的测定(eqv ISO 248:1991)
GB/T 8086-1987
天然生胶 杂质含量测定法(neq ISO 249:1974)
GB/T 8086-1987
天然生胶 氮含量测定法(neq ISO 1656:1974)
GB/T 14796-1993
天然生胶 颜色指数测定法(eqv ISO 4660:1991)

 

GB/T 15340-1994 天然 合成生胶取样及制样方法(idt ISO 1795:1992)

3 取样

天然生胶应按GB/T 15340进行取样或按有关协定的方法取样。

4 要求

4.1 按本标准规定供应的生胶不得含有胶清橡胶。
4.2
批样中的每一个胶包都应进行检验,以确定是否符合表1所列的技术要求。

注:一般认为杂质含量和塑性保持率(PRI)是主要的规格参数。

1 技术要求

性 能 指 标

各 级 橡 胶 的 极 限 值

检验
方法

恒粘胶
(SCR CV)

浅色胶
(SCR L)

5号胶
(SCR 5)

10号胶
(SCR 10)

20号胶
(SCR 20)

50号胶
(SCR 50)

颜 色 标 志

绿

绿

绿

留在45m筛上的杂质含量%m/m),最大值

0.05

0.05

0.05

0.10

0.20

0.50

GB/T 8086

塑性初值,最小值

--

30

30

30

30

30

GB/T 3510

塑性保持率,最小值

60

60

60

50

40

30

GB/T 3517

氮含量,%m/m)最大值

0.6

0.6

0.6

0.6

0.6

0.6

GB/T 8088

挥发物含量,%m/m),最大值

0.8

0.8

0.8

0.8

0.8

0.8

GB/T 6737

灰分含量,%m/m),最大值

0.6

0.6

0.6

0.75

1.0

1.5

GB/T 4498

颜色指数,最大值

--

6

--

--

--

--

GB/T 14796

门尼粘度,ML1+4100oC

(65+51)

--

--

--

--

--

GB/T 1232

1)可按用户要求生产其他粘度级别的恒粘胶

 

5 合格准则

如果批样中只有一个胶包的某一项性能测定值的结果超出表1所列的极限值,如果同时有另一个胶包的另外一项性能测定值的结果超出其极限值,则应认为这一批生胶仍符合本标准规格的要求。此外,也可以由有关各方协商以确定合格的条件。

附:各种再生橡胶的等级和化学、物理性能指标
Reclaimed Rubber GB/T 13460-92
Reclaimed Rubber GB/T 13460-2003

品种等级项目
Type/Grade/Items

轮胎再生橡胶
Reclaimed Rubber
From Tyre

胶鞋再生橡胶
Reclaimed Rubber
From Rubber Overshoes

杂品再生橡胶
Reclaimed Rubber
From Miscellaneous Rubber Parts

优级
Excellent Grade

一级
Grade 1

合格
Eligible Grade

优级
Excellent Grade

一级
Grade 1

一级
Grade 1

合格
Eligible Grade

水分,% ≤
Water % Max.

1.2

1.2

1.2

1.3

1.5

1.2

1.5

灰分,% ≤
Ash % Max.

10

12

15

32

38

30

40

丙酮抽提物,% ≤
Acetone Extraction % Max.

20

25

28

17

19

20

25

拉伸强度,MPa
Tensile Strength MPa Min.

9.5

8

6

5.5

4

5.5

3.5

扯断伸长率,% ≥
Elongation at Breakage % Min.

390

360

320

350

230

350

230

门尼粘度,
ML 100 Degree C,1+4 Max.

70

75

80

80

80

70

80

 

Indian Standard Natural Rubber

 

Parameters

Grades

ISNR - L

ISNR - 5

ISNR -10

ISNR - 20

ISNR - 50

Dirt content, %wt, Max

0.05

0.05

0.1

0.2

0.5

Ash content, %wt, Max

0.6

0.5

0.75

1

1.5

Nitrogen content,% wt, Max

0.6

0.5

0.6

0.6

0.6

Volatile matter % wt, Max

0.8

0.8

0.8

0.8

0.8

Initial wallace plasticity Po, Min

30

30

30

30

30

Plasticity Retention Index (PRI) Min

60

60

50

40

30

Colour, Max (Lovibond units)

6

-

-

-

-

Money viscosity

-

-

-

-

-

 

 

 

Standard Rubber Myanmar,Myanmar Standard Rubber
Crumb Rubber

 

Grade Specification for Crumb Rubber
Myanmar Standard Rubber

(MSR)Myanmar Standard Rubber MSR 5

Po (Plasticity Initial Value)

30

PRI (Plasticity Retention Index) min. %

60

ASH, max.: %wt

0.60

Nitrogen, max.: %wt

0.60

VM (Volatile Matter) max.: %wt

1.00

Dirt (Retained on 44 μ Aperture) max.: %wt

0.05

Myanmar Standard Rubber MSR 10

Po (Plasticity Initial Value)

30

PRI (Plasticity Retention Index) min. %

50

ASH, max.: %wt

0.75

Nitrogen, max.: %wt

0.60

VM (Volatile Matter) max.: %wt

1.00

Dirt (Retained on 44 μ Aperture) max.: %wt

0.10

Myanmar Standard Rubber MSR 20

Po (Plasticity Initial Value)

30

PRI (Plasticity Retention Index) min. %

40

ASH, max.: %wt

1.00

Nitrogen, max.: %wt

0.60

VM (Volatile Matter) max.: %wt

1.00

Dirt (Retained on 44 μ Aperture) max.: %wt

0.20

Myanmar Standard Rubber MSR 50

Po (Plasticity Initial Value)

30

PRI (Plasticity Retention Index) min. %

30

ASH, max.: %wt

1.50

Nitrogen, max.: %wt

0.60

VM (Volatile Matter) max.: %wt

1.00

Dirt (Retained on 44 μ Aperture) max.: %wt

0.50

 

Africa Natural Rubber


Natural Rubber
Africa CL10


Natural Rubber
Africa CL10


Natural Rubber
Africa CL10 Close View


Natural Rubber
Africa CL10 Namecard


Natural Rubber
Africa RSS1


Natural Rubber
Africa RSS1


Natural Rubber
Africa RSS1 Namecard


Natural Rubber
Africa RSS3


Natural Rubber
Africa WF5


Natural Rubber
Africa WF5


Natural Rubber
Africa WF5 Close View


Natural Rubber
Africa WF5 Namecard

 


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