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22mm Plastic Spout Cap

15 food-grade 22mm 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 22mm models

Same bore, 15 models. What separates them is the cap — its style, the material it is moulded in, and its dimensions.

ModelCap styleMaterialCap size
RD-015Dual Anti-TheftPE+PP—
RD-016Screw capPEφ30.69 × 20.2 mm
RD-017Dual Anti-TheftPE+PP—
RD-018Screw capPEφ30.69 × 20.2 mm
RD-049Foil / Induction SealPE+foilφ30.69 × 20.2 mm
RD-089Screw capPEφ33.5 × 20.9 mm
RD-095Anti-Choking / Child-ProofPEφ31.3 × 19.8 mm
RD-105Screw capPE—
RD-114Screw capPEφ32.35 × 20.2 mm
RD-141Screw capPEφ32.35 × 20.2 mm
RD-150Screw capPEφ31.3 × 19.8 mm
RD-168Screw capPEφ31.3 × 19.8 mm
RD-172Screw capPEφ31.3 × 19.8 mm
RD-187Screw capPEφ32.35 × 20.2 mm
RD-194Screw cap—φ32.35 × 20.2 mm

More 22mm models

Also tooled at 22mm 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.

ModelInner diameterDimensionsMaterial
RD-131φ22mmSpout Size: 42.5x31.71x34.4PE
RD-150φ22mmSpout Size: 42.5x31.71x34.4 · Cap Size: φ31.3×19.8PE
RD-168φ22mmSpout Size: 42.5x31.71x34.4 · Cap Size: φ31.3×19.8PE
RD-172φ22mmSpout Size: 42.3×28.3×34.85 · Cap Size: φ31.3×19.8PE
RD-173φ22mmSpout Size: 42.5x31.71x34.4 · Cap Size: φ31.3×19.8PE
RD-180Φ22L—ABS
RD-182φ22mmSpout Size: 63.7×32.5×34.8 · Cap Size: φ32.35×20.2PE
RD-194φ22mmSpout Size: 63.7×32.5×34.8 · Cap Size: φ32.35×20.2DW

22mm Spout Cap — FAQ

What pouches use a 22mm spout cap?

Listed applications vary by model. RD-016: Suitable for stand-up pouches containing liquid foods. RD-018: Suitable for pouches containing chemical raw materials, pesticides or reagents. RD-114: Suitable for pouches containing hand sanitizer, shower gel or laundry detergent. Confirm the selected model with your contents, pouch film and operating conditions.

How many 22mm spout cap models does Ruihua offer?

We currently offer 15 22mm 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 22mm inner diameter?

22mm 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 22mm spout caps food-grade and certified?

Yes — 22mm 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.

Certified food-contact safety

ISO 9001 protected certificate preview
ISO 9001
Quality system
HACCP protected certificate preview
HACCP
Food safety
FDA protected certificate preview
FDA
Food contact
EU 1935/2004 protected certificate preview
EU 1935/2004
Food contact (TÜV SÜD)

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