A key component of Diaphragms is the fabric reinforcement selected to ensure the diaphragm will withstand the application pressure and cycle life expectations.
Diatax has developed a comprehensive selection of standard fabric styles, each with specific physical characteristics that are selected based on weave patterns, tensile strength, form-ability and chemical and heat resistance capabilities, as well as other variables.
When selecting the fabric to be used to reinforce the diaphragm, the following factors are important:
Diatax Offers wide range of fabrics used for rubber Reinforcement in diaphragms
| Property | Silk | Cotton | Nylon | Polyester | Nomex |
|---|---|---|---|---|---|
| Relative Tensile Strength | Moderate | Moderate | Very High | High | High |
| Resistance to: | |||||
| Heat Degradation | Low | Good | Very Good | Very Good | Excellent |
| Mildew | Fair | Poor-Fair | Good | Good | Excellent |
| Alkalis | Poor | Good | Good | Fair | Good |
| Weak Acids | Fair | Good | Fair | Good | Fair |
| Strong Acids | Poor | Poor | Poor | Fair-Good | Poor |
| Oxidizing Agents | Poor | Fair | Fair | Good | Poor |
| Organic Solvents | Poor | Excellent | Very Good | Good | Good |
| Costs: | |||||
| Relative Cost | Mod-High | Moderate | Moderate | Moderate | High |