DD-4系列硬度计 商品介绍
雷克斯DD-4数字硬度计是雷克斯DD-3的升级。以其令人印象深刻的特性列表,DD-4确实是先进的,是理想的仪器实验室使用。的一些新特点是:一个新的、更大的直接驱动液晶显示、USB数据端口计算机兼容性,公差的锁定功能,防止意外擦除,自动关闭。
重量: 7.15 oz.
DUROMETER TYPES
|
APPLICATIONS
|
INDENTOR SHAPE
|
MAIN SPRING
|
TYPE A
(ASTM D2240) |
Soft rubber, plastics, and elastomers, printer's rolls.
|
Flat Cone Point
35° Included Angle
|
822 GM
1.81 LB.
|
TYPE D
(ASTM D2240) |
Hard rubber and plastics such as thermo plastics, flooring and bowling balls.
|
Sharp Cone Point
30° Included Angle
|
4536 GM
10.0 LB.
|
TYPE B
(ASTM D2240) |
Harder elastomers and plastics. Paper and fibrous materials, Use above 93 Duro A.
|
Sharp Cone Point
30° Included Angle
|
822 GM
1.81 LB
|
TYPE C
(ASTM D2240) |
Medium hard elastomers and plastics. Also useful to avoid surface marks.
|
Flat Cone Point
35° Included Angle
|
4536 GM
10.0 LB
|
TYPE DO
(ASTM D2240) |
Dense granular material, textile windings.
|
3/32" Spherical
|
4536 GM
10.0 LB
|
TYPE O
(ASTM D2240) |
Very soft elastomers, textile windings, soft granular materials. Use below 20 Duro A.
|
3/32" Spherical
|
822 GM
1.81 LB
|
TYPE OO
(ASTM D2240) |
Light foams, sponge rubber gels, animal tissue.
|
3/32" Spherical
|
113 GM
|
TYPE OOO
(ASTM D2240) |
Ultra soft gels and sponge rubber.
|
1/2" Spherical
|
113 GM
|
TYPE M
(ASTM D2240) |
Materials as thin as .050"
|
Sharp Cone Point
30° Included Angle
|
|
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