The products we develop and manufacture have evolved as the market has demanded more competitive components with higher performance, a challenges that KTE-MAGOM GmbH has repeatedly solved with complete competence. Our manufacturing processes employ cutting latest stat of the art technology to satisfy customers’ requirement. KTE-MAGOM GmbH has a recognised history of producing rubber and rubbermetal components for many number of applications.
This range from sealings, shock-absorbers and cover gaskets, using such complex materials as ACM, and their manufacture constitutes one of KTE-MAGOM GmbH most distinguishing activities. Engine tubes and hoses are also to be found among our leading products, made from ECO, AEM (Vamac) or HNBR. KTE-MAGOM GmbH ensures a fast, efficient service and a flexible production programme aimed at making us a reliable and trusted partner to our customers.
Prior to choosing a specific type of rubber for a product it is extremely important to know the mechanical, chemical and thermodynamic applications to which the product will be subjected. This table shows the characteristics of each type of material. In any case, KTE-MAGOM GmbH will advise you on the best choice for your particular need, and where necessary can prepare specific formulations to obtain the best results.
NATURAL RUBBER | SBR | EPDM | NEOPRENE CR | HYPALON* CSM | NITRILE NBR | ACRYLIC ACM | VAMAC* | SANTO-PRENE+ | SILICONE Si | THERBAN• HNBR | VITOLA* FPM | FLUORO-SILICONE Fsi | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
COST
FACTOR
| 1 | 1 | 1 | 2 | 3 | 2 | 4 | 4 | 4 | 6 | 8 | 15 | 40 |
HARDNESS
RANGE
| 30-95° | 40-95° | 30-85° | 30-90° | 40-85° | 40-100° | 50-85° | 45-90° | 50-100° | 40-80° | 50-95° | 50-95° | 40-80° |
COLOURS
| Full Range | Full Range | Limited Range | Full Range | Limited Range | Limited Range | Black | Limited Range | Full Range | Limited Range | Limited Range | Limited Range | Limited Range |
HEAT RESISTANCE (°C) Maximum Continuous Maximum Intermittent | 75°C 105°C | 85°C 115°C | 130°C 150°C | 95°C 125°C | 130°C 160°C | 100°C 1130°C | 150°C 180°C | 150°C 180°C | 110°C 115°C | 205°C 300°C | 125°C 160°C | 205°C 300-°C | 180°C 1200-°C |
LOW TEMPERATURE RESISTANCE
| -60°C | -55°C | -50°C | -40°C | -25°C | -20°C | -20°C | -40°C | -40°C | -60°C
(special grades – 80°C | -30°C | -20°C | -60°C |
OIL
RESISTANCE *ASTME Oil No. 1 @ 20°C @ 100°C *ASTME Oil No. 3 @ 20°C @100°C | Poor Unsatisfactory Unsatisfactory Unsatisfactory | Poor Unsatisfactory Unsatisfactory Unsatisfactory | Fair Unsatisfactory Unsatisfactory Unsatisfactory | Excellent Good Good Fair | Excellent Good Excellent Fair | Excellent Good Excellent Good | Excellent 100°C Excellent 150°C Good Excellent 100°C Good 150°C Fair | Excellent 100°C Excellent 125°C Excellent Excellent 100°C Fair 150°C Poor | Excellent Fair Fair Fair | Excellent Good Good Fair | Excellent Excellent Fair Fair | Excellent 150°C Excellent Excellent 150°C Excellent | Excellent 150°C Excellent Excellent 150°C Excellent |
FUEL RESISTANCE *ASTME Fuel B @ 40°C | Unsatisfactory | Unsatisfactory | Unsatisfactory | Poor | Poor | Fair | Poor | Unsuitable | Poor | Unsuitable | – | Excellent | Fair ( good at low temp) |
SOLVENT RESISTANCE (20°C) Alcohol Acetone Acetone | Good Fair Unsatisfactory | Good Fair Unsatisfactory | Good Good Unsatisfactory | Good Fair Unsatisfactory | Good Fair Unsatisfactory | Good Unsatisfactory Unsatisfactory | Good Unsatisfactory Unsatisfactory | Fair Fair Unsatisfactory | Good Unsatisfactory Unsatisfactory | Good Fair Unsatisfactory | Excellent Good Fair | Good Unsuitable Good | Good Unsuitable Good |
CHEMICAL RESISTANCE Acids Bases | Fair Good | Fair Good | Good Fair | Good Fair | Very Good Good | Good Fair | Poor Poor | Fair Good | Good Very Good | Fair Fair | Good Good | Excellent Good | Good Fair |
PHYSICAL
STRENGTH
| Excellent | Good | Good | Good | Good | Good | Good | Good | Good | Poor | Good | Good | Poor |
COMPRESSION
SET
| Good | Good | Fair to Good | Fair to Good | Fair | Good | Good | Fair | Fair | Good | Good | Good | Good |
TEAR
& ABRASION RESISTANCE
| Excellent | Good | Good | Good | Good | Good | Good | Good | Good | Poor | Very Good | Good | Poor |
RESILIENCE
| Excellent | Good | Very Good | Very Good | Fair | Good | Poor | Fair | Good | Good | Fair | Fair | Fair |
PERMEABILITY
TO GASES
| Poor | Fairly Low | Low | Low | Low | Low | Low | Very Low | Fairly Low | Fairly Low | Good | Very Low | Fairly Low |
ELECTRICAL
STRENGTH
| Excellent | Excellent | Good | Good | Good | Poor | Fair | Good | Excellent | Excellent | Poor | Good | Excellent |
FLAME RESISTANCE
| Poor | Poor | Self-Extinguishing | Self-Extinguishing | Good | Poor | Poor | Fair | Retardant Grades Available | Good | Poor | Self-Extinguishing | Self-Extinguishing |
WATER
RESISTANCE
| Very Good | Good | Good | Good | Very Good | Good | Poor | Good | Good | Good | Very Good | Good | Good |
KTE – MAGOM GmbH
Flottenstrasse 59 D-13407
Berlin, Germany