821PRR low back pressure chains

The 821 PRR chain is double hinged with pressure reduction rollers. It has the straight running 821 chain as base chain. The chain is suitable for application where accumulation of long items occurs or for items that should not be damaged by the accumulation pressure. Rollers with free rotation on their axles are mounted on the upper surface of the chain. The axles for the rollers is supplied in stainless steel.

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Product Description

The 821 PRR chain is double hinged with pressure reduction rollers. It has the straight running 821 chain as base chain. The chain is suitable for application where accumulation of long items occurs or for items that should not be damaged by the accumulation pressure. Rollers with free rotation on their axles are mounted on the upper surface of the chain. The axles for the rollers is supplied in stainless steel.

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Materials Index

POM – Polyoxymethylene

POM is a thermoplastic material with very good mechanical and thermal properties. The material can also be characterized

by great strength, elasticity and dimensional stability. POM is resistant to a wide selection of chemicals. POM has good

bearing qualities, low coefficient of friction and a good resistance to wear.

-40 to +90

PP - Polypropylene

Polypropylene is a thermoplastic material with very good chemical resistance properties. PP is an economical material for

applications with high temperatures.

+1 to +104

PE - Polyethylene

PE is used in low temperature applications and where high impact resistance is required.

-50 to +80

PA6 - Polyamide

Polyamide PA6 is a thermoplastic material. The combination of mechanical properties and chemical resistance makes this

material suitable for many situations. Polyamide has a high resistance to wear and dynamic loads. This material is primarily used

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