Accredited by A2LA to ISO/IEC17025 and ANSI/NCSL Z-5401

Model 307CL Type C Classic Style Durometer
All PTC Durometers are Made in the USA
 

Type C: For Hard Rubber and Plastics

The Models 307CL Durometer is designed to measure the indentation hardness of medium hard rubber, elastomers, and thermoplastics and othersimilar Type C materials. It is built to meet or exceed current ASTM D2240 and ISO 868 specifications, and can be used either with a test stand or as a hand-held unit. The classic style model 307CL Durometer comes complete with carrying case, test block and a magnetic max hand that holds the peak reading until reset.

The durometer can be used either with a test stand, hand-held or with the constant load weight. Please refer to the stand selection guide for the appropriate accessories. The PTC® classic style Durometer comes complete with carrying case, test block and magnetic max hand.

 

 

Model 307CL Type C Durometer
Classic Style
PTC Metrology is Accredited by A2LA to ISO/IEC 17025 and ANSI/NCSL Z540-1 for durometer calibration. NIST traceable certification is available for any durometer type covered by current ASTM D2440, ASTM F1957, ISO 868, ISO 7619, or DIN 53505 standards. The Calibration Report will include both "as received" and "as left" data on the force curve measurement. Durometer calibration includes: indenter geometry and extension, indicator linearity from 0 to 100, and mainspring force. Other durometer types, custom models, and durometers of any manufacture can also be certified by PTC Metrology.

Tech Note: Type C Durometers are available to the following standards;

ASTM D2240 Type C PTC models 202C, 212C, 307CL, 409C, 502C & 512C
Asker Type C K7312 PTC model 603
Asker Type C SRIS 0101 PTC models 601, 603, 604 & 611
JIS Type C K 6301 PTC model JIS C
Specifications & Dimensions
Specifications
PTC® Analog Classic Durometer 307CL
Accuracy
±1 point
Max Hand
Magnetic Max Hand
Display
Dial Gauge 240°
Gauge Features
Reads Zero at Rest
Base Size
1.625" x 1" ( 4.13cm x 2.54cm )
Height
4" ( 10.2cm )
Width
2.25" ( 5.7cm )
Depth (Indicator)
1.75" ( 4.4cm )
Weight
8 oz.( 227g )
Certification
NIST Traceable/A2LA Accredited
Accessories
Test Stand Model 474 or 475
Meets or Exceeds
ASTM D2240, ISO 868
ASTM Types
ASTM Type A,B,C,D,OOO
Other Types
Asker Type C, JIS K6253 A or D & K6301 C
Classic Style Durometers
Model
Type
Material Selection Guide
Spring gf
Indenter Shape
A
Rubber, Elastomers
821 gf
35° Truncated Cone
B
Rubber Moderately Hard
821 gf
30° Cone
C
Rubber Medium Hard
4.53 kgf
35° Truncated Cone
D
Plastics, Hard Rubber
4.53 kgf
30° Cone
SL
Sponge Rubber
142 gf
1 cm2 Circular
OOO
Open Cell Foams
113 gf
1/2" Spherical Diam.
Accessories
5kg Deadweight Test Stand
Constaloader Automatic Test Stand
Spring Loaded Test Stand

 
Home I Products I Site Map I Shop Online I Downloads I Contact Us I PTC Metrology
PTC Instruments 2301 Federal Avenue Los Angeles Ca. 90064-1482
310-478-1134 / 877-782-2329 / Fax 310-312-0826 www.ptc1.com sales @ptc1.com
All rights reserved MMV