Wilden® TPE diaphragms are durable, low cost and operate over a wide temperature range. Injection-molded of premium grade engineering resins, TPE diaphragms have inherent tensile strength without the need for fabric reinforcement. TPE diaphragms are available in Wilden’s integral piston and EZ-Install diaphragm design as well as the traditional AODD diaphragm shape (pie-shape).
Wil-Flex™ (Santoprene®)
- Abrasion and chemical resistant
- For acidic and caustic applications such as sodium hydroxide, sulfuric or hydrochloric acids
- Also available in food grade option that complies with FDA CFR 21.177
- Excellent flex life, abrasion resistance and durability
- Available designs:
Geolast®
- Lower cost substitute for Buna-N material
- Best for petroleum-/oil-based fluids and applications, including gasoline, fuel oils and motor oils
- Moderate flex life, good abrasion resistance and durability
- Available designs:
Saniflex™ (Hytrel®)
- Outstanding sealing of low specific gravity and highly lubricious materials
- Excellent for food applications, fats and oils, and complies with FDA CFR 21.177 standards
- Good flex life, excellent abrasion resistance and durability
- Available designs:
Polyurethane
- Excellent for general purpose
- Recommended for non-aggressive applications such as water-based slurries, well water and seawater
- Excellent flex life, abrasion resistance and durability
- Available designs: