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306L-A 美国PTC 306L硬度计ASTM A型 一般橡胶硬度计

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美国PTC 306L硬度计ASTM A型 一般橡胶硬度计
PTC®306L硬度ASTM A型
测试软橡胶,合成橡胶,蜡,印刷胶辊的硬度
该306L测量压痕硬度橡胶,弹性体,以及其它的橡胶状的物质,如氯丁橡胶,硅酮,乙烯基,腈基,和丁基。它也可以被用于软塑料,毡,皮革,以及类似的材料。硬度计既可以用于与一个试验台,手持式或用恒定负载重。请参考硬度计支架选择指南相应的配件。该PTC®经典款式硬度

TYPE

PTC MODEL No.MAIN SPRING TRAVELINDENTER DESCRIPTIONINDENTER
IMAGE
APPLICATIONS
A
ASTM D2240
JIS K6253
ISO 868
201
211
306L
408
501A
511A

821 gf
1.81 LB
0.100 inch
travel
Truncated Cone
35° Included Angle
Soft rubber, elastomers, neoprene,
silicone, vinyl, nitrile, and butyl, 
soft plastics, felt, leather, 
waxes, printing rollers 
and similar materials
B
ASTM D2240

201B 
211B
306BL
408B
501B
511B

821 gf
1.81 LB
0.100 inch travel
Conical
30° Included Angle
Rubber, elastomers, 
use when off the high
end of the A scale

C
ASTM D2240

202C
212C
307CL
409C
502C
512C
4.53 kgf
10 LB
0.100
inch travel
Truncated Cone
35° Included Angle
Medium hard
rubber or plastics
use when off the
low end of the D scale
D
ASTM D2240
JIS K6253
ISO 868
202
212
307L
409
502D
512D
4.53 kgf
10 LB
0.100 inch travel
Conical
30° Included Angle
Hard rubber, plastics, acrylic, 
delrin, kevlar, pvc, nylon,
lexan, epoxies and similar materials
DO
ASTM D2240
202DO
212DO
413
502DO 
512DO
4.53 kgf
10 LB
0.100 inch travel
3/32" Spherical
Diameter
(2.38mm)
Dense textile
winding, medium
printing rollers
E
ASTM D2240
408E
501E
511E

821gf,
1.81 lbs
0.100 inch travel

0.200" Spherical
Diameter
(5.08mm)
Medium density
textile windings,
soft rubber,
foamed
elastomers,wound
threads,yarn
O
ASTM D2240
201/O
211/O
410
501/O 
511/O
821gf,
1.81 lbs
0.100 inch travel
3/32" Spherical
Diameter
(2.38mm)
Soft printing rollers,
textile windings
OO
ASTM D2240

203
411
511/OO

113gf,
4.0 oz.
0.100 inch travel
3/32" Spherical
Diameter
(2.38mm)
Sponge rubber,
very soft rubber
OOO
ASTM D2240
412
412L
113gf,
4.0 oz.
0.100 inch travel
1/2" Spherical
Diameter
(12.7mm)
Very soft materials, (e.g.) open cell foam

SL
FOAM RUBBER

PTC STANDARD

302SL

142gf,
5.0 oz.
0.200 inch travel

1 cm2- Circular

(0.155in2)

Foam and sponge rubber, 
cellular and gel-like material
CF
ASTM F1957-99
414CF9.11kgf
20lbs
0.200 inch travel
.1/2" Spherical
Diameter
(12.7mm)
Composite Foam
Asker C
SRIS-0101
JIS K7312
601
603
604
611

855gf,
1.89 lbs
0.100 inch travel

0.200" Spherical
Diameter
(5.08mm)

Medium density
textile windings, soft rubber,
foamed elastomers, 
wound threads, yarn

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