Quzhou Horbon Mining Parts Co., Ltd. is one of the leading manufacturers and suppliers of vertical shaft impactor base frame assembly in China. With abundant experience, we are committed to providing high quality customized service and OEM service to global clients. Welcome to buy advanced vertical shaft impactor base frame assembly made in China here from our factory. Contact us for quotation.
VSI Vertical Shaft Impactor Base Frame Assembly - OEM Replacement Parts
What Is a VSI Base Frame Assembly?

The Vertical Shaft Impactor Base Frame Assembly is the load-bearing structure of the VSI crusher. It supports the rotor system, houses the discharge ports and lining plates, and maintains the dimensional alignment the entire machine depends on. Wear or structural failure at this level triggers rotor imbalance and cascading drivetrain damage - making accurate replacement the highest-priority repair in VSI maintenance.
Horbon manufactures the VSI Base Frame Assembly as a complete 29-component kit or by individual part code, to OEM-equivalent tolerances, with standing stock available.
Differentiated Advantages
Factory-direct, no intermediary.
Horbon is a pure manufacturer in Quzhou, China. Procurement goes directly to the production source - no markup layer, no communication gap on technical requirements.
Complete kit from one supplier.
The assembly spans 29 line items: shell assembly, discharge ports, three variants of base side lining plate, pad connecting plates, base wedges, pins, and the full M10–M24 fastener set. Partial or complete kit orders both accepted; MOQ 5 pieces per line item.
Material verified by instrument, not declaration.
Every raw material batch undergoes OES spectrometry before machining begins. Hardness is confirmed by HRC test; dimensions by CMM. NDT structural inspection and third-party agency inspection are available on request.
ODM from sample, not just drawing.
Ship a worn component with no drawing - our 20-person engineering team performs reverse engineering and returns an initial 2D/3D model within approximately 3 working days.
Applications
Quarry & aggregates (M-sand): Cyclic high-frequency loading; rotor alignment is critical
Metallic ore processing: High-impact loads; chrome-moly alloy steel option recommended
C&D recycling: Combined abrasion + impact; dual-metal lining plate variant available
OEM dealers & service contractors: White-label production with laser-marked branding and custom crating

VSI Base Frame - Full Component List
|
Item |
Part Code |
Component Name |
Qty |
|
1 |
3103030217 |
Shell assembly |
1 |
|
2 |
3103030140 |
Discharge port |
2 |
|
3 |
3103030025 |
Base side lining plate (type A) |
4 |
|
4 |
3103030026 |
Base side lining plate (type B) |
4 |
|
5 |
3103020041 |
Base side lining plate (type C) |
4 |
|
6 |
3103030141 |
Pad |
4 |
|
7 |
3103030150 |
Connecting plate of pad |
4 |
|
8 |
6103010008 |
Washer |
48 |
|
9 |
6103110011 |
Washer |
32 |
|
10 |
6103010014 |
Washer |
8 |
|
11 |
6103110036 |
Washer |
4 |
|
12 |
6102010024 |
Nut |
4 |
|
13 |
6101010176 |
Screw M24×170 |
4 |
|
14 |
6101020223 |
Screw M12×50 |
16 |
|
15 |
6102010010 |
Nut |
16 |
|
16 |
6103010012 |
Washer |
12 |
|
17 |
6102030007 |
Nut |
4 |
|
18 |
6101010138 |
Screw M20×110 |
4 |
|
19 |
3103030142 |
Check plate of discharge port |
2 |
|
20 |
6101020094 |
Screw M20×30 |
4 |
|
21 |
3103030027 |
Plate |
1 |
|
22 |
6103010051 |
Washer 10 |
8 |
|
23 |
6101020273 |
Screw M10×20 |
8 |
|
24 |
6103010010 |
Washer 16 |
28 |
|
25 |
6101020080 |
Screw M16×60 |
14 |
|
26 |
6102010014 |
Nut M16 |
14 |
|
27 |
6101020066 |
Screw M16×30 |
2 |
|
28 |
3103040002 |
Base wedge |
16 |
|
29 |
6106010003 |
Pin |
16 |
Technical Specifications
| products in drawing |
|
|
Parameter |
Detail |
|
Compatible model |
VSI series |
|
Compatible OEMs |
Sandvik, Metso, Terex/Trio, Chinese universal, custom OEM |
|
Structural material |
High-manganese steel / chrome-moly alloy steel / dual-metal wear-resistant |
|
Process |
Precision casting + CNC machining; quench hardening available |
|
Fastener range |
M10–M24 (all grades per OEM spec) |
|
MOQ |
5 pcs per line item |
|
Lead time |
15–30 days (stock items faster) |
|
Trade terms |
FOB / CIF, Shanghai or Ningbo |
|
OEM marking |
Laser engraving on structural components |
|
Custom packaging |
Fumigated timber crate or steel rack frame |
Frequently Asked Questions
Q1. Which brands does this base frame assembly fit?
Manufactured to fit Sandvik, Metso, and Terex/Trio VSI platforms, plus Chinese universal-spec machines. Supply your OEM part number or drawing for exact confirmation.
Q2. Can individual components be ordered without buying the full kit?
Yes. Every line item in the 29-part list can be ordered separately. MOQ is 5 pieces per part code. Mixed-code orders are accepted in a single purchase order.
Q3. How is dimensional accuracy verified before shipment?
Shell assembly and structural parts are inspected on a CMM. Raw material composition is verified by OES spectrometry; hardness by HRC test. NDT and third-party inspection are available on request.
Q4. What if I don't have a drawing - only a worn component?
Send us the physical part. Our engineering team reverses-engineers the geometry and produces an initial 2D/3D drawing in approximately 3 working days, then proceeds to production after your approval.
Q5. What material should I specify for high-impact ore processing?
Chrome-moly alloy steel is the recommended selection for high-impact load conditions. For combined abrasion and impact (e.g., C&D recycling), dual-metal wear-resistant construction extends service life. We can also produce to a customer-specified alloy composition if your site has documented wear data.
Q6. What after-sales support is included?
7×24 inquiry response, free replacement for confirmed manufacturing defects, installation guidance documentation, and video/illustrated technical support for field teams.

Request a Quote
Submit your inquiry with part code(s), quantity, destination port, and any OEM/material requirements. Our technical team responds within 24 hours.
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