Questions & Answers
Brands of ebonite products
Ebonite sheets are made from: EBO, ES, EK, EA, EM, ET, EV.
Ebonite rods are made from: EV, EK, EBO, ES, EA, EM, ET.
Ebonite product standards
The main GOST standard for ebonite sheets and rods:
GOST 2748-77 - technical specifications for ebonite. This standard specifies: marking, acceptance, testing methods, chemical resistance, physical and mechanical properties, water absorption, electrical properties, appearance, dimensions, and application areas of rods and sheets.
Tables of weights of ebonite products
Ebonite sheet weight table
| Sheet thickness | Weight of 1 m² |
| 1 mm | 1,2 kg |
| 2 mm | 2,4 kg |
| 3 mm | 3,6 kg |
| 4 mm | 4,8 kg |
| 5 mm | 6,0 kg |
| 6 mm | 7,2 kg |
| 8 mm | 9,6 kg |
| 10 mm | 12 kg |
| 12 mm | 14,4 kg |
| 15 mm | 18 kg |
| 20 mm | 24 kg |
| 25 mm | 30 kg |
| 30 mm | 36 kg |
| 40 mm | 48 kg |
| 50 mm | 60 kg |
Table of ebonite rod weights
| Diameter, mm | Weight of 1 m, kg |
| 5 | 0,02 |
| 6 | 0,03 |
| 8 | 0,06 |
| 10 | 0,09 |
| 12 | 0,14 |
| 14 | 0,18 |
| 16 | 0,24 |
| 18 | 0,31 |
| 20 | 0,38 |
| 25 | 0,59 |
| 30 | 0,85 |
| 35 | 1,15 |
| 40 | 1,51 |
| 45 | 1,91 |
| 50 | 2,36 |
| 60 | 3,39 |
| 70 | 4,62 |
| 80 | 6,03 |
| 90 | 7,63 |
| 100 | 9,42 |
| 120 | 13,56 |
| 150 | 21,2 |
| 200 | 37,68 |