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21.5mm Plastic Spout Cap

2 food-grade 21.5mm spout-cap models for stand-up pouches, in PP and PE with custom colors and in-house molds. Certified ISO 9001, HACCP, FDA and EU 1935/2004 (TÜV SÜD).

Larger-bore spout caps like this handle thicker or higher-flow contents — laundry detergent and other daily-chemical liquids, cooking oil, mustard and cream sauces, windshield washer fluid, liquid fertilizer, and 3-5 L beer pouches.

Compare 21.5mm models

Same bore, 2 models. What separates them is the cap — its style, the material it is moulded in, and how much of it there is.

ModelTipo de tampaMaterialTamanho da tampaWeight
RD-047Screw capPE
RD-055Screw capPEφ30.5×17.7 mm10.8g

More 21.5mm models

Also tooled at 21.5mm and available to order. Photography for these is in progress — ask us for samples or a datasheet and we will send images with the quote.

ModelDiâmetro internoDimensõesMaterial
RD-103φ21.5mmTamanho do Bico: 39.7×60.7×32 · Tamanho da Tampa: φ30.5×17.7PE
RD-104φ21.5mmTamanho do Bico: 39.7×60.7×32 · Tamanho da Tampa: φ30.5×17.7PE

21.5mm Spout Cap — FAQ

What pouches use a 21.5mm spout cap?

Our 21.5mm spout caps are used on stand-up pouches for adequado para sachê de suco de laranja, and similar liquid or powder products.

How many 21.5mm spout cap models does Ruihua offer?

We currently offer 2 21.5mm spout-cap models in food-grade PP and PE, with custom colors and dedicated mold development available on request.

What is the tolerance on the 21.5mm inner diameter?

21.5mm is the nominal inner diameter, and we hold production to within ±0.1 mm of it, so every spout in a batch seats the same way on an automated filling line.

Are 21.5mm spout caps food-grade and certified?

Yes — 21.5mm spout caps are made of food-grade PP and PE and certified to ISO 9001, HACCP, FDA and EU 1935/2004 (TÜV SÜD) for direct food contact.

Segurança alimentar certificada

ISO 9001 certification
ISO 9001
Sistema de qualidade
HACCP certification
HACCP
Segurança alimentar
FDA certification
FDA
Contato com alimentos
EU 1935/2004 certification
EU 1935/2004
Contato com alimentos (TÜV SÜD)

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