--- title: "Hard Chrome Conical Twin Mixing Screw for Blending Equipment" description: "Hard Chrome Conical Twin Mixing Screw for Blending Equipment — Other Machine & Custom Screws. Material: Iron. MOQ 1 set, US$960.00 – 1,200." url: https://engineeringhardware.com/product/hard-chrome-conical-twin-mixing-screw-for-blending-equipment/ source: Engineering Hardware & Fasteners --- # Hard Chrome Conical Twin Mixing Screw for Blending Equipment [![Hard Chrome Conical Twin Mixing Screw for Blending Equipment](https://img.engineeringhardware.com/Hard-Chrome-Conical-Twin-Mixing-Screw-for-Blending-Equipment.webp)](https://img.engineeringhardware.com/Hard-Chrome-Conical-Twin-Mixing-Screw-for-Blending-Equipment.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Other Machine & Custom Screws](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/hard-chrome-conical-twin-mixing-screw-for-blending-equipment.md) Model no. **180/330** | **US$1,200**1–4 sets | **US$1,080**5–9 sets | **US$960.00**10+ sets | | --- | --- | --- | MOQ 1 set · Final price confirmed in your quote - **Standard:** DIN, ASTM, GOST, GB, JIS, ANSI, BS - **Material:** Iron - **Materials:** 38crmoala - **Hardness of Tempering:** Hb280-320 - **Nitriding Hardness:** Hv850-1000 - **Surface Roughness:** ≤ Ra0.4 - **Package Size:** 512.00cm * 66.00cm * 55.00cm - **Screw diameter:** Ø20mm ~ Ø300mm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Hard%20Chrome%20Conical%20Twin%20Mixing%20Screw%20for%20Blending%20Equipment%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhard-chrome-conical-twin-mixing-screw-for-blending-equipment%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Customization | Available | | --- | --- | | After-sales Service | We Can Offer Measurement and Mounting Service | | Warranty | 3 Months | | Model NO. | 180/330 | | Standard | DIN, ASTM, GOST, GB, JIS, ANSI, BS | | Technics | Forging | | Feature | Recycle | | Material | Iron | | Materials | 38crmoala | | Hardness of Tempering | Hb280-320 | | Nitriding Hardness | Hv850-1000 | | Nitriding Layer Depth | 0.45~0.7mm | | Nitriding Brittleness | Grade II | | Surface Roughness | ≤ Ra0.4 | | Screw Straightness | 0.015mm | | MOQ | 1 Set | | Delivery Time | Have Stock | | Transport Package | Wooden Case | | Specification | 180/330 | | Origin | Zhejiang, China | | HS Code | 84779000 | | Production Capacity | 32000 Sets/Year | | Package Size | 512.00cm * 66.00cm * 55.00cm | | Package Gross Weight | 8400.000kg | | Capabilities | Comprehensive OEM/ODM services offering personalized design and branding, alongside in-house metallurgy and testing (bimetal welding, hardness control). | | Extruder barrel, screw specifications | Ø20mm ~ Ø330mm | | Aspect ratio | L/D = 15~55 | | Injection molding machine barrel, screw specifications | 100KN ~ 35000KN clamping force | | Screw diameter | Ø20mm ~ Ø300mm | | Pin screw, barrel specifications | Ø75mm ~ Ø200mm | | Cold and hot feeding screw specifications | Ø65mm ~ Ø650mm | | Conical twin screw, barrel specifications | Ø25/50~Ø185/340 | | Parallel twin screw, barrel specifications | Ø20mm ~ Ø330mm | | Chrome coating thickness | 0.025~0.10mm | | Dual alloy hardness | HRC50-65 | | Double alloy depth | 0.8~2.0mm | | Category | [Other Machine & Custom Screws](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) | ## Technical parameters | Product Line | Specifications | Key Features | | --- | --- | --- | | Conical Twin Screw | Ø25/50–Ø185/340 mm | Variable compression designs | | Parallel Twin Screw | Ø45/2 –Ø350/2 mm | High-output configurations | | Single Screw | Ø20– Ø500mm (L/D: 15-55) | Precisionmetering sections | | Injection Screws | Ø20–Ø300mm (Clamping: 100-35,000 kN) | Wear-resistant alloys | | Rubber Processing | Ø20 – Ø650 mm | Cold-feed/pin-type variants | | Technical parameters | | | --- | --- | | Hardness of tempering: HB280-320 | Screw straightness: 0.015mm | | Nitriding hardness: HV850-1000 | Hardness of chromium plating on surface after nitriding ≥ 900HV | | Nitriding layer depth: 0.45~0.7mm | Chrome coating thickness: 0.025~0.10mm | | Nitriding brittleness: Grade II | Dual alloy hardness: HRC50-65 | | Surface roughness: ≤ Ra0.4 | Double alloy depth: 0.8~2.0mm | | materials | | | | --- | --- | --- | | 38CrMoAl(1.8509) | D2 | AISI316 | | 34CrAlNi7(1.8550) | DC53 | AISI420 | | 31CrMoV9 (1.8519) | Gr12MoV | 9Cr18MoV | | 40CrNiMo | 440C | 17PH-4 | | 42CrMo | AISI304 | Incoel 718 | | 40Cr | AISI316 | Hasteloy C-276 | | C45 | 1.2316 | Incoel 625 | | SKD11 | 1.4462 | Monel 400 | | SKD61 | 1.4404 | Monel 500 | | | 1.4122 | S600 | ## Description Hard Chrome Conical Twin Mixing Screw for Blending Equipment is part of our other machine & custom screws range (Screws). ### Key details - **Standard:** DIN, ASTM, GOST, GB, JIS, ANSI, BS - **Material:** Iron - **Warranty:** 3 Months - **Technics:** Forging - **Feature:** Recycle - **Materials:** 38crmoala - **Hardness of Tempering:** Hb280-320 - **Nitriding Hardness:** Hv850-1000 Available configurations include standard, material, materials, hardness of tempering and nitriding hardness. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1 set at US$960.00 – 1,200 per set. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for Hard Chrome Conical Twin Mixing Screw for Blending Equipment? The listed minimum order is 1 set, at US$960.00 – 1,200 per set. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### How does the price change with quantity? Volume pricing: US$1,200 for 1–4 sets; US$1,080 for 5–9 sets; US$960.00 for 10+ sets. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of Hard Chrome Conical Twin Mixing Screw for Blending Equipment? Standard: DIN, ASTM, GOST, GB, JIS, ANSI, BS; Material: Iron; Warranty: 3 Months; Technics: Forging; Feature: Recycle; Materials: 38crmoala. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include standard, material, materials, hardness of tempering and nitriding hardness. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other other machine & custom screws are available? The Other Machine & Custom Screws category lists 14,058 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & 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custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Other Machine & Custom Screws →](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) [![14″Home Tools Steel Clip Heavy Duty G-Clamp C-Clamp Holder Woodworking Fast C-Clamp Screw Clamps](https://img.engineeringhardware.com/14-Home-Tools-Steel-Clip-Heavy-Duty-G-Clamp-C-Clamp-Holder-Woodworking-Fast-C-Clamp-Screw-Clamps.webp)](https://engineeringhardware.com/product/14-home-tools-steel-clip-heavy-duty-g-clamp-c-clamp-holder-woodworking-fast-c-clamp/) Other Machine & Custom Screws ### [14″Home Tools Steel Clip Heavy Duty G-Clamp C-Clamp Holder Woodworking Fast C-Clamp Screw Clamps](https://engineeringhardware.com/product/14-home-tools-steel-clip-heavy-duty-g-clamp-c-clamp-holder-woodworking-fast-c-clamp/) Standard · Metal **US$0.12 – 1.20**MOQ 200 pieces [![Corrosion-Free Lead Seal Screws for Marine & Offshore 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