滑脂號數表

NLGI

ASTM穿透性

號數

25 (77)

000 最軟

445 ~ 475 (半流體)

0

400 ~ 430 (半流體)

0

355 ~ 385

1

310 ~ 340

2

265 ~ 295

3

220 ~ 250

4

175 ~ 205

5

130 ~ 160

6 最硬

85 ~ 115


                                              車用機油 SAE 黏度標準 (J300 Dec 99)

SAE黏度等級

低溫黏度

高溫黏度

低溫(at °C)曲動最高黏度2 (cP)

低溫(at °C)泵動最高黏度3 (cP)

100°C動力黏度4 (cSt)

150℃高溫高剪切最低黏度5(cP)

最低

最高

0W

6200 at -35

60,000 at -40

5W

6600 at -30

60,000 at -35

10W

7000 at -25

60,000 at -30

15W

7000 at -20

60,000 at -25

20W

9500 at -15

60,000 at -20

25W

13,0000 at -10

60,000 at -15

20

<9.3

30

<12.5

40

<16.3

40

<16.3

50

<21.9

60

<26.1

備註: 1 Cp=1 mPa's; 1 cSt=mm2s-1
1.詳細規範請參照ASTM D 3244
2.ASTM D 5293 (即簡稱為CCS黏度)
3.ASTM D 4684(see also appendix B and text section 4.1):The presence of any yield stress detectable by this method constitutes a failure regardless of viscosity.
4.ASTM D 445
5.ASTM D 4683, ASTM D 4741, CEC-L-36-A-90