PTFE gaskets static (seals)
PTFE coated gaskets / seals for the chemical industry
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- Coverings made of PTFE-TFM with FDA approval 21 CFR 177.1550
- Turned coverings with diffusion stopper
- Dimensions according to DIN 2690 / EN 1514-1 and DIN 28148
- Inserts made of aramide fibre or graphite, other materials are possible
- Corrugated rings made of stainless steel 1.4571
- With and without earth clip
- Two-hole earth clip for minimum mounting effort
- Oval manhole seals, milled, with vacuum support/diffusion stopper
FEP O-rings / PFA O-rings seamless covered
O-rings, seamless covered
| Industries | chemical and pharmaceutical industry, food technology |
| Features | high chemical and thermal resistance non-stick surface FDA and BGVV approved available in soft version with hollow insert |
| Materials | insert FPM or silicone envelope FEP or PFA |
| Hardness | silicone core: 85 - 90° (Shore A) viton core: 90 - 95° (Shore A) silicone hollow core: 75 - 80°C |
| Typical fields of application |
static sealing, slow lifting or swinging acceptable Pressuer: vacuum up to 200 bars Temp.: - 60°C bis 260°C Dimensions: inner diameter from 5 up to 5000 mm core diameter from 1,5 up to 32 mm |
Flat sealing tape PTFE
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